Liabilities / Assets
28th percentile
Higher debt load relative to assets than 28% of similar nonprofits.
EIN 42-0398820 • 501(c)6 • Mason City, IA
Profile
To promote progressive community and economic development to benefit chamber members and the north iowa region.
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
28th percentile
Higher debt load relative to assets than 28% of similar nonprofits.
Liabilities / Revenue
31st percentile
Higher debt load relative to revenue than 31% of similar nonprofits.
Net Margin
26th percentile
Higher net margin than 26% of similar nonprofits.
Top Officer Pay
51st percentile
Higher top officer pay than 51% of similar nonprofits.
Top officer pay equals 17.8% of source-year revenue.
Asset Growth
20th percentile
Faster asset growth than 20% of similar nonprofits.
Revenue Growth
36th percentile
Faster revenue growth than 36% of similar nonprofits.
Assets
Down$1,430,966
Down $84,889 (-5.6%) from 2024
Liabilities
Down$39,063
Down $4,379 (-10%) from 2024
Net Assets
Down$1,391,903
Down $80,510 (-5.5%) from 2024
Revenue
Up$790,227
Up $7,565 (+1.0%) from 2024
Expenses
Up$810,433
Up $47,638 (+6.2%) from 2024
Net Income
Down-$20,206
Down $40,073 (-202%) from 2024
Most recent year
2025 • Form 990Detailed filing. Detailed filing data is available for this year.
To promote progressive community and economic development to benefit chamber members and the north iowa region.
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Land, Buildings, and Equipment, Net | $1,107,181 | $1,070,502 | ▼ $36,679 |
| Savings and Temporary Cash Investments | $134,247 | $137,549 | ▲ $3,302 |
| Accounts Receivable | $49,804 | $84,913 | ▲ $35,109 |
| Cash and Non-Interest-Bearing Accounts | $158,330 | $68,054 | ▼ $90,276 |
| Investments in Publicly Traded Securities | $47,331 | $45,683 | ▼ $1,648 |
| Prepaid Expenses and Deferred Charges | $14,232 | $16,667 | ▲ $2,435 |
| Inventories for Sale or Use | $4,730 | $7,598 | ▲ $2,868 |
| Total Assets | $1,515,855 | $1,430,966 | ▼ $84,889 |
| Liabilities | |||
| Accounts Payable and Accrued Expenses | $25,168 | $31,718 | ▲ $6,550 |
| Deferred Revenue | $18,274 | $7,345 | ▼ $10,929 |
| Total Liabilities | $43,442 | $39,063 | ▼ $4,379 |
| Net Assets / Fund Balance | |||
| Net Assets Without Donor Restrictions | $1,472,413 | $1,391,903 | ▼ $80,510 |
| Total Net Assets Fund Balance | $1,472,413 | $1,391,903 | ▼ $80,510 |
| Total Liabilities and Net Assets / Fund Balance | $1,515,855 | $1,430,966 | ▼ $84,889 |
| Asset | Book Value | Depreciation | Basis |
|---|---|---|---|
| Buildings | $915,049 | $491,648 | $1,406,697 |
| Equipment | $55,958 | $249,926 | $305,884 |
| Land | $99,495 | - | $99,495 |
| Name | Title | Full / Part Time | Base | Other | Total |
|---|---|---|---|---|---|
| Colleen Frein | President & | FT | $125,193 | $15,081 | $140,274 |
| Name | Title |
|---|---|
| Pamela Lampman | Chair Elect |
| Danielle Pace | Chairperson |
| Dr Paul Manternach | Past Chair |
| Bob Fisher | Director |
| Brooke Peters | Director |
| Catarino Martinez | Director |
| Dr Dan Garman | Director |
| Dr Michelle Lacoste | Director |
| Janet Johnson | Director |
| Jason Pike | Director |
| Jenn Pope | Director |
| Jessica Sutcliffe | Director |
| Josh Congello | Director |
| Kathy Lloyd | Director |
| Kevin Meyer | Director |
| Luke Weiss | Director |
| Matt Bradley | Director |
| Matt Curtis | Director |
| Molly Raulie | Director |
| Troy Elwood | Director |
| Tyler Hedegard | Director |
| Matt Leibrand | Treasurer |
| Line Item | Amount |
|---|---|
| Salaries, Compensation, and Employee Benefits | $451,190 |
| Other Expenses | $359,243 |
| Grants and Similar Amounts Paid | $0 |
| Professional Fundraising Fees | $0 |
| Total Fundraising Expense | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Other Salaries and Wages | $158,644 | $67,990 | - | $226,634 |
| Current Officers, Directors, Trustees, and Key Employees | $87,635 | $37,558 | - | $125,193 |
| All Other Expenses | $43,994 | $7,494 | - | $51,488 |
| Other Employee Benefits | $35,190 | $15,081 | - | $50,271 |
| Occupancy | $27,915 | $11,963 | - | $39,878 |
| Payroll Taxes | $24,855 | $10,652 | - | $35,507 |
| Fees for Services Management | $27,318 | - | - | $27,318 |
| Office Expenses | $17,227 | $7,384 | - | $24,611 |
| Conferences and Meetings | $14,895 | $6,383 | - | $21,278 |
| Other Expenses | $20,696 | - | - | $20,696 |
| Insurance | $10,473 | $4,488 | - | $14,961 |
| Pension Plan Contributions | $9,509 | $4,076 | - | $13,585 |
| Travel | $9,068 | $3,886 | - | $12,954 |
| Information Technology | $8,264 | $3,542 | - | $11,806 |
| Fees for Services Accounting | - | $9,793 | - | $9,793 |
| Fees for Services Other | $2,000 | $500 | - | $2,500 |
| Interest | $1,644 | - | - | $1,644 |
| Total Functional Expenses | $619,643 | $190,790 | $0 | $810,433 |
| Line Item | Amount |
|---|---|
| Professional Fundraising Fees | $0 |
“The form 990 is included in the board packet or separately via an e-mail prior to the filing deadline. All board members are requested to review and comment on any and all aspects of the form 990.”
“All board of directors and key employees are subject to the conflict of interest policy. The president and executive committee discuss and review possible instances of conflicts as situations arise. All board members are requested to disclose potential conflicts of interest and requested to to update the executive committee with any changes in potential conflicts or if a conflict arises.”
“Members of the executive committee determine compensation for the president by reviewing input from all board members and utilizing various tools including salary surveys for chamber personnel in the midwest.”
“All financial statements, governing documents, policies and the form 990 is available to the public at the offices on of the mason city chamber of commerce during normal business hours upon request.”
“Volunteers through out the year assist in parade and other community program activities”
“The mason city chamber of commerce coordinates resources to promote business, industry and community-wide events. Events include band festival,leadership classes, ag business meetings, business expo, and other various conferences, meetings, and outings which enable businesses, organizations and interested individuals to exchange and discuss ideas concerning economic and community development.”
“Book / tax depreciation difference -57,942”
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
| Path | # | Value |
|---|---|---|
| IRS990/AccountantCompileOrReviewInd | 0 | false |
| IRS990/AccountsPayableAccrExpnssGrp/BOYAmt | 0 | 25168 |
| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 31718 |
| IRS990/AccountsReceivableGrp/BOYAmt | 0 | 49804 |
| IRS990/AccountsReceivableGrp/EOYAmt | 0 | 84913 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | false |
| IRS990/ActivityOrMissionDesc | 0 | TO PROMOTE PROGRESSIVE COMMUNITY AND ECONOMIC DEVELOPMENT TO BENEFIT CHAMBER MEMBERS AND THE NORTH IOWA REGION. |
| IRS990/AllOtherContributionsAmt | 0 | 454 |
| IRS990/AllOtherExpensesGrp/ManagementAndGeneralAmt | 0 | 7494 |
| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 43994 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 51488 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | true |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | COLLEEN FREIN |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 6414235724 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 9 NORTH FEDERAL |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | MASON CITY |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | IA |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 50401 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | false |
| IRS990/BusinessRlnWithFamMemInd | 0 | false |
| IRS990/BusinessRlnWithOrgMemInd | 0 | false |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 158330 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 68054 |
| IRS990/ChangeToOrgDocumentsInd | 0 | false |
| IRS990/CollectionsOfArtInd | 0 | false |
| IRS990/CompCurrentOfcrDirectorsGrp/ManagementAndGeneralAmt | 0 | 37558 |
| IRS990/CompCurrentOfcrDirectorsGrp/ProgramServicesAmt | 0 | 87635 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 125193 |
| IRS990/CompensationFromOtherSrcsInd | 0 | false |
| IRS990/CompensationProcessCEOInd | 0 | true |
| IRS990/CompensationProcessOtherInd | 0 | false |
| IRS990/ConferencesMeetingsGrp/ManagementAndGeneralAmt | 0 | 6383 |
| IRS990/ConferencesMeetingsGrp/ProgramServicesAmt | 0 | 14895 |
| IRS990/ConferencesMeetingsGrp/TotalAmt | 0 | 21278 |
| IRS990/ConflictOfInterestPolicyInd | 0 | true |
| IRS990/ConservationEasementsInd | 0 | false |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | false |
| IRS990/CostOfGoodsSoldAmt | 0 | 32 |
| IRS990/CreditCounselingInd | 0 | false |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 120369 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/CYInvestmentIncomeAmt | 0 | 16389 |
| IRS990/CYOtherExpensesAmt | 0 | 359243 |
| IRS990/CYOtherRevenueAmt | 0 | 39913 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 613556 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | -20206 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 451190 |
| IRS990/CYTotalExpensesAmt | 0 | 810433 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 0 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 790227 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | false |
| IRS990/DeductibleArtContributionInd | 0 | false |
| IRS990/DeductibleNonCashContriInd | 0 | false |
| IRS990/DeferredRevenueGrp/BOYAmt | 0 | 18274 |
| IRS990/DeferredRevenueGrp/EOYAmt | 0 | 7345 |
| IRS990/DelegationOfMgmtDutiesInd | 0 | false |
| IRS990/Desc | 0 | THE MASON CITY CHAMBER OF COMMERCE COORDINATES RESOURCES TO PROMOTE BUSINESS, INDUSTRY AND COMMUNITY-WIDE EVENTS. EVENTS INCLUDE BAND FESTIVAL, LEADERSHIP CLASSES, AG BUSINESS MEETINGS, BUSINESS EXPO, AND OTHER VARIOUS CONFERENCES, MEETINGS, AND OUTINGS WHICH ENABLE BUSINESSES, ORGANIZATIONS AND INTERESTED INDIVIDUALS TO EXCHANGE AND DISCUSS IDEAS CONCERNING ECONOMIC AND COMMUNITY DEVELOPMENT. |
| IRS990/DescribedInSection501c3Ind | 0 | false |
| IRS990/DisregardedEntityInd | 0 | false |
| IRS990/DocumentRetentionPolicyInd | 0 | true |
| IRS990/DoingBusinessAsName/BusinessNameLine1Txt | 0 | GREATER MASON CITY CHAMBER OF COMME |
| IRS990/DonorAdvisedFundInd | 0 | false |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | false |
| IRS990/ElectionOfBoardMembersInd | 0 | false |
| IRS990/EmployeeCnt | 0 | 9 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | true |
| IRS990/FamilyOrBusinessRlnInd | 0 | false |
| IRS990/FederalGrantAuditRequiredInd | 0 | false |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 9793 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 9793 |
| IRS990/FeesForServicesManagementGrp/ProgramServicesAmt | 0 | 27318 |
| IRS990/FeesForServicesManagementGrp/TotalAmt | 0 | 27318 |
| IRS990/FeesForServicesOtherGrp/ManagementAndGeneralAmt | 0 | 500 |
| IRS990/FeesForServicesOtherGrp/ProgramServicesAmt | 0 | 2000 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 2500 |
| IRS990/ForeignActivitiesInd | 0 | false |
| IRS990/ForeignFinancialAccountInd | 0 | false |
| IRS990/ForeignOfficeInd | 0 | false |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 4 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 5 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 6 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 7 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 8 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 9 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 10 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 11 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 12 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 13 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 14 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 15 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 16 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 17 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 18 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 19 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 20 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 21 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 0 | 15081 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 15 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 16 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 17 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 18 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 19 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 20 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 21 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 22 | 0 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | COLLEEN FREIN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | PAMELA LAMPMAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | MATT BRADLEY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | DANIELLE PACE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | TROY ELWOOD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | BROOKE PETERS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | TYLER HEDEGARD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | JOSH CONGELLO |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | BOB FISHER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | DR PAUL MANTERNACH |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | MATT LEIBRAND |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 11 | DR DAN GARMAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 12 | MOLLY RAULIE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 13 | LUKE WEISS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 14 | JANET JOHNSON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 15 | KATHY LLOYD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 16 | MATT CURTIS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 17 | DR MICHELLE LACOSTE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 18 | CATARINO MARTINEZ |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 19 | KEVIN MEYER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 20 | JASON PIKE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 21 | JENN POPE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 22 | JESSICA SUTCLIFFE |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 125193 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 15 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 16 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 17 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 18 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 19 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 20 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 21 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 22 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 15 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 16 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 17 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 18 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 19 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 20 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 21 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 22 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | PRESIDENT & |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | CHAIR ELECT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | CHAIRPERSON |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | PAST CHAIR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | TREASURER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 11 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 12 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 13 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 14 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 15 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 16 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 17 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 18 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 19 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 20 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 21 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 22 | DIRECTOR |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | true |
| IRS990/FormationYr | 0 | 1937 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedInd | 0 | false |
| IRS990/FundraisingActivitiesInd | 0 | false |
| IRS990/GainOrLossGrp/OtherAmt | 0 | 7389 |
| IRS990/GamingActivitiesInd | 0 | false |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 23 |
| IRS990/GrantsToIndividualsInd | 0 | false |
| IRS990/GrantsToOrganizationsInd | 0 | false |
| IRS990/GrantToRelatedPersonInd | 0 | false |
| IRS990/GrossAmountSalesAssetsGrp/OtherAmt | 0 | 11358 |
| IRS990/GrossReceiptsAmt | 0 | 794228 |
| IRS990/GrossSalesOfInventoryAmt | 0 | 305 |
| IRS990/GroupReturnForAffiliatesInd | 0 | false |
| IRS990/IncludeFIN48FootnoteInd | 0 | false |
| IRS990/IndependentAuditFinclStmtInd | 0 | false |
| IRS990/IndependentVotingMemberCnt | 0 | 22 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 1 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartIIIInd | 0 | X |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InfoInScheduleOPartXIInd | 0 | X |
| IRS990/InformationTechnologyGrp/ManagementAndGeneralAmt | 0 | 3542 |
| IRS990/InformationTechnologyGrp/ProgramServicesAmt | 0 | 8264 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 11806 |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 4488 |
| IRS990/InsuranceGrp/ProgramServicesAmt | 0 | 10473 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 14961 |
| IRS990/InterestGrp/ProgramServicesAmt | 0 | 1644 |
| IRS990/InterestGrp/TotalAmt | 0 | 1644 |
| IRS990/InventoriesForSaleOrUseGrp/BOYAmt | 0 | 4730 |
| IRS990/InventoriesForSaleOrUseGrp/EOYAmt | 0 | 7598 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 9000 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 9000 |
| IRS990/InvestmentInJointVentureInd | 0 | false |
| IRS990/InvestmentsPubTradedSecGrp/BOYAmt | 0 | 47331 |
| IRS990/InvestmentsPubTradedSecGrp/EOYAmt | 0 | 45683 |
| IRS990/IRPDocumentCnt | 0 | 4 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 741574 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 1107181 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 1070502 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 1812076 |
| IRS990/LegalDomicileStateCd | 0 | IA |
| IRS990/LessCostOthBasisSalesExpnssGrp/OtherAmt | 0 | 3969 |
| IRS990/LoanOutstandingInd | 0 | false |
| IRS990/LocalChaptersInd | 0 | false |
| IRS990/MaterialDiversionOrMisuseInd | 0 | false |
| IRS990/MembershipDuesAmt | 0 | 119915 |
| IRS990/MembersOrStockholdersInd | 0 | false |
| IRS990/MethodOfAccountingAccrualInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | true |
| IRS990/MinutesOfGoverningBodyInd | 0 | true |
| IRS990/MissionDesc | 0 | TO PROMOTE PROGRESSIVE COMMUNITY AND ECONOMIC DEVELOPMENT TO BENEFIT CHAMBER MEMBERS AND THE NORTH IOWA REGION. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | false |
| IRS990/MoreThan5000KToOrgInd | 0 | false |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 1472413 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 1391903 |
| IRS990/NetGainOrLossInvestmentsGrp/RelatedOrExemptFuncIncomeAmt | 0 | 7389 |
| IRS990/NetGainOrLossInvestmentsGrp/TotalRevenueColumnAmt | 0 | 7389 |
| IRS990/NetIncomeOrLossGrp/RelatedOrExemptFuncIncomeAmt | 0 | 273 |
| IRS990/NetIncomeOrLossGrp/TotalRevenueColumnAmt | 0 | 273 |
| IRS990/NetUnrlzdGainsLossesInvstAmt | 0 | -1647 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 1472413 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 1391903 |
| IRS990/NondeductibleContributionsInd | 0 | false |
| IRS990/OccupancyGrp/ManagementAndGeneralAmt | 0 | 11963 |
| IRS990/OccupancyGrp/ProgramServicesAmt | 0 | 27915 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 39878 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 7384 |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 17227 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 24611 |
| IRS990/OfficerMailingAddressInd | 0 | false |
| IRS990/OperateHospitalInd | 0 | false |
| IRS990/Organization501cInd | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherChangesInNetAssetsAmt | 0 | -57942 |
| IRS990/OtherEmployeeBenefitsGrp/ManagementAndGeneralAmt | 0 | 15081 |
| IRS990/OtherEmployeeBenefitsGrp/ProgramServicesAmt | 0 | 35190 |
| IRS990/OtherEmployeeBenefitsGrp/TotalAmt | 0 | 50271 |
| IRS990/OtherExpensesGrp/Desc | 0 | GLOBAL FAMILIARIZATION |
| IRS990/OtherExpensesGrp/Desc | 1 | BAND FESTIVAL |
| IRS990/OtherExpensesGrp/Desc | 2 | ADVOCACY |
| IRS990/OtherExpensesGrp/Desc | 3 | EVENTS COMMITEE |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 45063 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 40080 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 35173 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 3 | 20696 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 45063 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 40080 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 35173 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 20696 |
| IRS990/OtherRevenueMiscGrp/BusinessCd | 0 | 561499 |
| IRS990/OtherRevenueMiscGrp/Desc | 0 | EXPENSE REIMBURSEMENT |
| IRS990/OtherRevenueMiscGrp/RelatedOrExemptFuncIncomeAmt | 0 | 39640 |
| IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt | 0 | 39640 |
| IRS990/OtherRevenueTotalAmt | 0 | 39640 |
| IRS990/OtherSalariesAndWagesGrp/ManagementAndGeneralAmt | 0 | 67990 |
| IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt | 0 | 158644 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 226634 |
| IRS990/PartialLiquidationInd | 0 | false |
| IRS990/PayrollTaxesGrp/ManagementAndGeneralAmt | 0 | 10652 |
| IRS990/PayrollTaxesGrp/ProgramServicesAmt | 0 | 24855 |
| IRS990/PayrollTaxesGrp/TotalAmt | 0 | 35507 |
| IRS990/PensionPlanContributionsGrp/ManagementAndGeneralAmt | 0 | 4076 |
| IRS990/PensionPlanContributionsGrp/ProgramServicesAmt | 0 | 9509 |
| IRS990/PensionPlanContributionsGrp/TotalAmt | 0 | 13585 |
| IRS990/PoliticalCampaignActyInd | 0 | false |
| IRS990/PrepaidExpensesDefrdChargesGrp/BOYAmt | 0 | 14232 |
| IRS990/PrepaidExpensesDefrdChargesGrp/EOYAmt | 0 | 16667 |
| IRS990/PrincipalOfficerNm | 0 | COLLEEN FREIN |
| IRS990/PriorPeriodAdjustmentsAmt | 0 | -715 |
| IRS990/ProfessionalFundraisingInd | 0 | false |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 0 | 713990 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 1 | 561499 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 2 | 561499 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 3 | 561499 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 4 | 561499 |
| IRS990/ProgramServiceRevenueGrp/Desc | 0 | BAND FESTIVAL |
| IRS990/ProgramServiceRevenueGrp/Desc | 1 | ADVOCACY |
| IRS990/ProgramServiceRevenueGrp/Desc | 2 | EVENTS COMMITTEE |
| IRS990/ProgramServiceRevenueGrp/Desc | 3 | MEMBERSHIP |
| IRS990/ProgramServiceRevenueGrp/Desc | 4 | MARKETING |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 90288 |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 1 | 86294 |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 2 | 72986 |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 3 | 70214 |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 4 | 64839 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 0 | 90288 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 1 | 86294 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 2 | 72986 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 3 | 70214 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 4 | 64839 |
| IRS990/ProgSrvcAccomActyOtherGrp/Desc | 0 | THE MASON CITY CHAMBER OF COMMERCE COORDINATES RESOURCES TO PROMOTE BUSINESS, INDUSTRY AND COMMUNITY-WIDE EVENTS. EVENTS INCLUDE BAND FESTIVAL,LEADERSHIP CLASSES, AG BUSINESS MEETINGS, BUSINESS EXPO, AND OTHER VARIOUS CONFERENCES, MEETINGS, AND OUTINGS WHICH ENABLE BUSINESSES, ORGANIZATIONS AND INTERESTED INDIVIDUALS TO EXCHANGE AND DISCUSS IDEAS CONCERNING ECONOMIC AND COMMUNITY DEVELOPMENT. |
| IRS990/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990/PYContributionsGrantsAmt | 0 | 282190 |
| IRS990/PYInvestmentIncomeAmt | 0 | 6407 |
| IRS990/PYOtherExpensesAmt | 0 | 280532 |
| IRS990/PYOtherRevenueAmt | 0 | 43595 |
| IRS990/PYProgramServiceRevenueAmt | 0 | 332261 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | 11343 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 372578 |
| IRS990/PYTotalExpensesAmt | 0 | 653110 |
| IRS990/PYTotalRevenueAmt | 0 | 664453 |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | -20206 |
| IRS990/RegularMonitoringEnfrcInd | 0 | true |
| IRS990/RelatedEntityInd | 0 | true |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | true |
| IRS990/ReportInvestmentsOtherSecInd | 0 | false |
| IRS990/ReportLandBuildingEquipmentInd | 0 | true |
| IRS990/ReportOtherAssetsInd | 0 | false |
| IRS990/ReportOtherLiabilitiesInd | 0 | false |
| IRS990/ReportProgramRelatedInvstInd | 0 | false |
| IRS990/SavingsAndTempCashInvstGrp/BOYAmt | 0 | 134247 |
| IRS990/SavingsAndTempCashInvstGrp/EOYAmt | 0 | 137549 |
| IRS990/ScheduleBRequiredInd | 0 | false |
| IRS990ScheduleC/AgreeCarryoverPriorYearInd | 0 | false |
| IRS990ScheduleC/OnlyInHouseLobbyingInd | 0 | true |
| IRS990ScheduleC/SubstantiallyAllDuesNondedInd | 0 | true |
| IRS990ScheduleD/BuildingsGrp/BookValueAmt | 0 | 915049 |
| IRS990ScheduleD/BuildingsGrp/DepreciationAmt | 0 | 491648 |
| IRS990ScheduleD/BuildingsGrp/OtherCostOrOtherBasisAmt | 0 | 1406697 |
| IRS990ScheduleD/EquipmentGrp/BookValueAmt | 0 | 55958 |
| IRS990ScheduleD/EquipmentGrp/DepreciationAmt | 0 | 249926 |
| IRS990ScheduleD/EquipmentGrp/OtherCostOrOtherBasisAmt | 0 | 305884 |
| IRS990ScheduleD/LandGrp/BookValueAmt | 0 | 99495 |
| IRS990ScheduleD/LandGrp/OtherCostOrOtherBasisAmt | 0 | 99495 |
| IRS990ScheduleD/TotalBookValueLandBuildingsAmt | 0 | 1070502 |
| IRS990/ScheduleJRequiredInd | 0 | false |
| IRS990/ScheduleORequiredInd | 0 | true |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | VOLUNTEERS THROUGH OUT THE YEAR ASSIST IN PARADE AND OTHER COMMUNITY PROGRAM ACTIVITIES |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | THE MASON CITY CHAMBER OF COMMERCE COORDINATES RESOURCES TO PROMOTE BUSINESS, INDUSTRY AND COMMUNITY-WIDE EVENTS. EVENTS INCLUDE BAND FESTIVAL,LEADERSHIP CLASSES, AG BUSINESS MEETINGS, BUSINESS EXPO, AND OTHER VARIOUS CONFERENCES, MEETINGS, AND OUTINGS WHICH ENABLE BUSINESSES, ORGANIZATIONS AND INTERESTED INDIVIDUALS TO EXCHANGE AND DISCUSS IDEAS CONCERNING ECONOMIC AND COMMUNITY DEVELOPMENT. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | THE FORM 990 IS INCLUDED IN THE BOARD PACKET OR SEPARATELY VIA AN E-MAIL PRIOR TO THE FILING DEADLINE. ALL BOARD MEMBERS ARE REQUESTED TO REVIEW AND COMMENT ON ANY AND ALL ASPECTS OF THE FORM 990. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | ALL BOARD OF DIRECTORS AND KEY EMPLOYEES ARE SUBJECT TO THE CONFLICT OF INTEREST POLICY. THE PRESIDENT AND EXECUTIVE COMMITTEE DISCUSS AND REVIEW POSSIBLE INSTANCES OF CONFLICTS AS SITUATIONS ARISE. ALL BOARD MEMBERS ARE REQUESTED TO DISCLOSE POTENTIAL CONFLICTS OF INTEREST AND REQUESTED TO TO UPDATE THE EXECUTIVE COMMITTEE WITH ANY CHANGES IN POTENTIAL CONFLICTS OR IF A CONFLICT ARISES. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 4 | MEMBERS OF THE EXECUTIVE COMMITTEE DETERMINE COMPENSATION FOR THE PRESIDENT BY REVIEWING INPUT FROM ALL BOARD MEMBERS AND UTILIZING VARIOUS TOOLS INCLUDING SALARY SURVEYS FOR CHAMBER PERSONNEL IN THE MIDWEST. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 5 | ALL FINANCIAL STATEMENTS, GOVERNING DOCUMENTS, POLICIES AND THE FORM 990 IS AVAILABLE TO THE PUBLIC AT THE OFFICES ON OF THE MASON CITY CHAMBER OF COMMERCE DURING NORMAL BUSINESS HOURS UPON REQUEST. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 6 | BOOK / TAX DEPRECIATION DIFFERENCE -57,942 |
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