Civic Intelligence

River City Society for Historic Preservation

EIN 42-1310777 • 501(c)3 • Mason City, IA

Profile

To restore, preserve, protect, own and operate historic and/or architecturally significant buildings and sites in mason city, iowa and educate the public about historic achitecture and encourage others to do the same.

PO Box 565Mason City, IA 50401

www.stockmanhouse.org

Siviq Scores

Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.

Liabilities / Assets

33rd percentile

0.00x

Tied with the lowest-debt nonprofits in its peer group.

501(c)3 • $500k-$1M nonprofits • Source year 2025

Liabilities / Revenue

35th percentile

0.00x

Tied with the lowest-debt nonprofits in its peer group.

501(c)3 • $500k-$1M nonprofits • Source year 2025

Net Margin

22nd percentile

-11%

Higher net margin than 22% of similar nonprofits.

501(c)3 • $500k-$1M nonprofits • Source year 2025

Top Officer Pay

55th percentile

$0

Higher top officer pay than 55% of similar nonprofits.

Top officer pay equals 0.0% of source-year revenue.

501(c)3 • $500k-$1M nonprofits • Source year 2025

Asset Growth

38th percentile

-1.2%

Faster asset growth than 38% of similar nonprofits.

501(c)3 • $500k-$1M nonprofits • Annualized from 2024 to 2025

Revenue Growth

80th percentile

44%

Faster revenue growth than 80% of similar nonprofits.

501(c)3 • $500k-$1M nonprofits • Annualized from 2024 to 2025

Balance Sheet
Liabilities / Assets33rd percentile

Assets

Down

$741,341

Down $8,651 (-1.2%) from 2024

Liabilities

Flat

$0

Flat from 2024

Net Assets

Down

$741,341

Down $8,651 (-1.2%) from 2024

Operations
Liabilities / Revenue35th percentileNet Margin22nd percentile

Revenue

Up

$78,163

Up $23,841 (+44%) from 2024

Expenses

Down

$86,814

Down $6,318 (-6.8%) from 2024

Net Income

Up

-$8,651

Up $30,159 (+78%) from 2024

Trend Graphs

Balance Sheet Trend

Asset Growth38th percentile

Grouped bars show assets, liabilities, and net assets across loaded filings.

$1.0M$500K$0Assets 2011: $963,482Liabilities 2011: $109,454Net Assets 2011: $854,0282011Assets 2012: $972,239Liabilities 2012: $36,449Net Assets 2012: $935,7902012Assets 2013: $959,264Liabilities 2013: $0Net Assets 2013: $959,2642013Assets 2014: $954,535Liabilities 2014: $0Net Assets 2014: $954,5352014Assets 2015: $950,402Liabilities 2015: $5,217Net Assets 2015: $945,1852015Assets 2016: $937,985Liabilities 2016: $0Net Assets 2016: $937,9852016Assets 2017: $944,158Liabilities 2017: $0Net Assets 2017: $944,1582017Assets 2018: $942,265Liabilities 2018: $0Net Assets 2018: $942,2652018Assets 2019: $941,816Liabilities 2019: $0Net Assets 2019: $941,8162019Assets 2020: $861,788Liabilities 2020: $0Net Assets 2020: $861,7882020Assets 2021: $859,507Liabilities 2021: $0Net Assets 2021: $859,5072021Assets 2022: $828,191Liabilities 2022: $0Net Assets 2022: $828,1912022Assets 2023: $788,802Liabilities 2023: $0Net Assets 2023: $788,8022023Assets 2024: $749,992Liabilities 2024: $0Net Assets 2024: $749,9922024Assets 2025: $741,341Liabilities 2025: $0Net Assets 2025: $741,3412025

Highlighted filing

2025

Assets$741,341
Liabilities$0
Net Assets$741,341
Open 2025 Filing

Operations Trend

Revenue Growth80th percentile

Revenue, expenses, and net income by year, with the latest filing highlighted.

$400K$200K$0-$200KRevenue 2011: $325,179Expenses 2011: $35,726Net Income 2011: $289,4532011Expenses 2012: $59,9412012Expenses 2013: $70,9812013Revenue 2014: $78,613Expenses 2014: $83,342Net Income 2014: -$4,7292014Revenue 2015: $69,598Expenses 2015: $78,948Net Income 2015: -$9,3502015Revenue 2016: $61,857Expenses 2016: $69,057Net Income 2016: -$7,2002016Revenue 2017: $85,662Expenses 2017: $79,489Net Income 2017: $6,1732017Revenue 2018: $81,523Expenses 2018: $83,416Net Income 2018: -$1,8932018Revenue 2019: $98,887Expenses 2019: $99,336Net Income 2019: -$4492019Revenue 2020: $28,043Expenses 2020: $108,071Net Income 2020: -$80,0282020Revenue 2021: $75,234Expenses 2021: $77,515Net Income 2021: -$2,2812021Revenue 2022: $53,141Expenses 2022: $84,457Net Income 2022: -$31,3162022Revenue 2023: $67,481Expenses 2023: $106,870Net Income 2023: -$39,3892023Revenue 2024: $54,322Expenses 2024: $93,132Net Income 2024: -$38,8102024Revenue 2025: $78,163Expenses 2025: $86,814Net Income 2025: -$8,6512025

Highlighted filing

2025

Revenue$78,163
Expenses$86,814
Net Income-$8,651
Open 2025 Filing

Filings

Most recent year

2025 • Form 990Detailed filing. Detailed filing data is available for this year.

Open filing
Assets
$741,341
Liabilities
$0
Net assets
$741,341
Revenue
$78,163
Expenses
$86,814
Net income
-$8,651
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2025Detailed filing. Detailed filing data is available for this year.$7.41$0.00$7.41$0.78$0.87$0.09
2024Detailed filing. Detailed filing data is available for this year.$7.50$0.00$7.50$0.54$0.93$0.39
2023Detailed filing. Detailed filing data is available for this year.$7.89$0.00$7.89$0.67$1.07$0.39
2022Detailed filing. Detailed filing data is available for this year.$8.28$0.00$8.28$0.53$0.84$0.31
2021Detailed filing. Detailed filing data is available for this year.$8.60$0.00$8.60$0.75$0.78$0.02
2020Detailed filing. Detailed filing data is available for this year.$8.62$0.00$8.62$0.28$1.08$0.80
2019Detailed filing. Detailed filing data is available for this year.$9.42$0.00$9.42$0.99$0.99$0.00
2018Detailed filing. Detailed filing data is available for this year.$9.42$0.00$9.42$0.82$0.83$0.02
2017Detailed filing. Detailed filing data is available for this year.$9.44$0.00$9.44$0.86$0.79$0.06
2016Detailed filing. Detailed filing data is available for this year.$9.38$0.00$9.38$0.62$0.69$0.07
2015Detailed filing. Detailed filing data is available for this year.$9.50$0.05$9.45$0.70$0.79$0.09
2014Detailed filing. Detailed filing data is available for this year.$9.55$0.00$9.55$0.79$0.83$0.05
2013Facts available. Structured filing facts are available, but richer extracted sections are limited.$9.59$0.00$9.59$0.71
2012Facts available. Structured filing facts are available, but richer extracted sections are limited.$9.72$0.36$9.36$0.60
2011Summary only. Only limited summary data is available for this year.$9.63$1.09$8.54$3.25$0.36$2.89
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Apr 1, 2024 to Mar 31, 2025
Signed
Jun 26, 2025
Return Version
2024v5.0
Gross Receipts
$98,100
Mission and Program Overview

Mission

To educate and promote preservation

To restore, preserve, protect, own and operate historic and/or archtecturally significant buildings and sites in mason city and educate the public about historic architecture and encourage others to do the same.

Balance Sheet Detail
LineBeginningEndChange
Assets
Land, Buildings, and Equipment, Net$720,158$689,426▼ $30,732
Cash and Non-Interest-Bearing Accounts$5,129$27,210▲ $22,081
Inventories for Sale or Use$24,705$24,705→ $0
Total Assets$749,992$741,341▼ $8,651
Liabilities
Total Liabilities$0$0→ $0
Net Assets / Fund Balance
Net Assets Without Donor Restrictions$749,992$741,341▼ $8,651
Total Net Assets Fund Balance$749,992$741,341▼ $8,651
Total Liabilities and Net Assets / Fund Balance$749,992$741,341▼ $8,651

Asset Categories

AssetBook ValueDepreciationBasis
Buildings$667,364$387,853$1,055,217
Equipment$7,455$34,555$42,010
Land$13,543-$13,543
Other Land Buildings$1,064$6,380$7,444
Compensation and Service Providers
Top Officer Pay55th percentile

Board Members and Trustees

NameTitle
Tom DettmerPresident
Crystal MeierDirector
Joanne HardingerDirector
Kendall PetersenDirector
Markk KroemerDirector
Erica KlusSecretary
Roger SchlitterTreasurer
David LeeVice Preside
Revenue and Support

Revenue Composition

Contributions and Grants
$23,106
Program Service Revenue
$36,518
Investment Income
$4
Other Revenue
$18,535
Change in Net Assets
$-8,651
Expenses and Functional Allocation

Major Expense Lines

Line ItemAmount
Other Expenses$86,814
Grants and Similar Amounts Paid$0
Professional Fundraising Fees$0
Salaries, Compensation, and Employee Benefits$0
Total Fundraising Expense$0

Functional Expense Allocation

Line ItemProgramManagementFundraisingTotal
Occupancy$29,867$2,173-$32,040
Depreciation Depletion$27,941$2,791-$30,732
Insurance$7,110$698-$7,808
Fees for Services Accounting-$3,194-$3,194
Office Expenses-$2,970-$2,970
Information Technology$2,582$287-$2,869
Fees for Services Management$2,695--$2,695
Conferences and Meetings-$878-$878
All Other Expenses$466$24-$490
Advertising$467--$467
Other Expenses$275$277-$275
Total Functional Expenses$73,401$13,413$0$86,814
Fundraising, Events, and Gaming
Fundraising activities
No
Gaming activities
No
Professional fundraiser used
No

Fundraising and Gaming Totals

Line ItemAmount
Professional Fundraising Fees$0
Political and Lobbying Activity
Political campaign activity
No
Lobbying activity
No
Subject to proxy tax
No
Governance and Compliance

Governance Checklist

Compiled or reviewed by an accountant
No
Annual disclosure for covered persons
No
Business relationship with 35% controlled entity
No
Business relationship with family members
No
Business relationship with organization members
No
Material changes to governing documents
No
Compensation from other sources disclosed
No
CEO compensation reviewed
No
Other officer compensation reviewed
No
Conflict-of-interest policy
Yes
Audited financial statements prepared
No
Key decisions subject to board approval
No
Management duties delegated
No

Governance Explanations

Form 990, Page 6, Part VI, Line 6

“The organization has members”

Form 990, Page 6, Part VI, Line 7A

“Members elect the board of directors. The board makes governing decisions.”

Form 990, Page 6, Part VI, Line 11B

“Board members receive the form 990 electronically by email before filing.”

Form 990, Page 6, Part VI, Line 12C

“The board reviews each instance an action or decision could result in a conflict of interest.”

Form 990, Page 6, Part VI, Line 19

“All governing documents and financial statements are available upon request.”

Filing and Contact Details

Filer

Filer Name
River City Society for Historic
EIN
42-1310777
Phone
6414241243
Address
PO BOX 565, MASON CITY, IA 50401

Signing Officer

Name
David Lee
Title
Vice President
Phone
6414241243
Signed
2025-06-26
Discuss with paid preparer
Yes

Organization Details

Principal Officer
David Lee
Formed
1987
Legal Domicile
Ia
Voting Board Members
8
Independent Board Members
8
Employees
0
Volunteers
35

Preparer

Firm
Harrison & Associates Cpas Pllc
Address
4700 4TH ST SW STE A, MASON CITY, IA 50401
Preparer
Daniel Henaman
Phone
6412437400
Raw XML Appendix375 raw XML fields

This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.

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IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus4YearsAmt063865
IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/TotalAmt0172146
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IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus4YearsAmt022
IRS990ScheduleA/GrossInvestmentIncome170Grp/TotalAmt058
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IRS990ScheduleA/OtherIncome170Grp/CurrentTaxYearMinus3YearsAmt037793
IRS990ScheduleA/OtherIncome170Grp/CurrentTaxYearMinus4YearsAmt018369
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IRS990ScheduleD/EquipmentGrp/DepreciationAmt034555
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IRS990ScheduleD/OtherLandBuildingsGrp/OtherCostOrOtherBasisAmt07444
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IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt0THE ORGANIZATION HAS MEMBERS
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt1MEMBERS ELECT THE BOARD OF DIRECTORS. THE BOARD MAKES GOVERNING DECISIONS.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt2BOARD MEMBERS RECEIVE THE FORM 990 ELECTRONICALLY BY EMAIL BEFORE FILING.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt3THE BOARD REVIEWS EACH INSTANCE AN ACTION OR DECISION COULD RESULT IN A CONFLICT OF INTEREST.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt4ALL GOVERNING DOCUMENTS AND FINANCIAL STATEMENTS ARE AVAILABLE UPON REQUEST.
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc0FORM 990, PAGE 6, PART VI, LINE 6
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc1FORM 990, PAGE 6, PART VI, LINE 7A
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc2FORM 990, PAGE 6, PART VI, LINE 11B
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc3FORM 990, PAGE 6, PART VI, LINE 12C
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc4FORM 990, PAGE 6, PART VI, LINE 19
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IRS990/TotalLiabilitiesEOYAmt00
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IRS990/TotalLiabilitiesGrp/EOYAmt00
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IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt0741341
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IRS990/TotalProgramServiceRevenueAmt036518
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IRS990/TotalRevenueGrp/TotalRevenueColumnAmt078163
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IRS990/UponRequestInd0X
IRS990/USAddress/AddressLine1Txt0PO BOX 565
IRS990/USAddress/CityNm0MASON CITY
IRS990/USAddress/StateAbbreviationCd0IA
IRS990/USAddress/ZIPCd050402
IRS990/VotingMembersGoverningBodyCnt08
IRS990/VotingMembersIndependentCnt08
IRS990/WebsiteAddressTxt0WWW.STOCKMANHOUSE.ORG
IRS990/WhistleblowerPolicyInd0false
ReturnHeader/BuildTS02025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd0true
ReturnHeader/BusinessOfficerGrp/PersonNm0DAVID LEE
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0VICE PRESIDENT
ReturnHeader/BusinessOfficerGrp/PhoneNum06414241243
ReturnHeader/BusinessOfficerGrp/SignatureDt02025-06-26
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt0RIVER CITY SOCIETY FOR HISTORIC
ReturnHeader/Filer/BusinessName/BusinessNameLine2Txt0PRESERVATION
ReturnHeader/Filer/BusinessNameControlTxt0RIVE
ReturnHeader/Filer/EIN0421310777
ReturnHeader/Filer/PhoneNum06414241243
ReturnHeader/Filer/USAddress/AddressLine1Txt0PO BOX 565
ReturnHeader/Filer/USAddress/CityNm0MASON CITY
ReturnHeader/Filer/USAddress/StateAbbreviationCd0IA
ReturnHeader/Filer/USAddress/ZIPCd050401
ReturnHeader/IRSResponsiblePrtyInfoCurrInd0false
ReturnHeader/PreparerFirmGrp/PreparerFirmEIN0814618897
ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt0HARRISON & ASSOCIATES CPAS PLLC
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt04700 4TH ST SW STE A
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm0MASON CITY
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd0IA
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd050401
ReturnHeader/PreparerPersonGrp/PhoneNum06412437400
ReturnHeader/PreparerPersonGrp/PreparationDt02025-06-26
ReturnHeader/PreparerPersonGrp/PreparerPersonNm0DANIEL HENAMAN
ReturnHeader/ReturnTs02025-07-03T12:10:19-04:00
ReturnHeader/ReturnTypeCd0990
ReturnHeader/TaxPeriodBeginDt02024-04-01
ReturnHeader/TaxPeriodEndDt02025-03-31
ReturnHeader/TaxYr02024

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