Civic Intelligence

Northbrook Historical Society

EIN 23-7398712 • 501(c)3 • Northbrook, IL

Profile

EDUCATIONAL - Maintain historic museum and archives, provided educational programs.To discover, collect, preserve and disseminate knowledge, which will establish or illustrate the history of the Village of Northbrook, its exploration, settlement, development and progress.

1812 Chapel CTNorthbrook, IL 60062

www.northbrookhistory.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

34th percentile

0.00x

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

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

Net Margin

7th percentile

-52%

Higher net margin than 7% of similar nonprofits.

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

Top Officer Pay

Score unavailable

No value available

No filing with officer rows is available for this organization yet.

Asset Growth

40th percentile

-0.2%

Faster asset growth than 40% of similar nonprofits.

501(c)3 • $500k-$1M nonprofits • Annualized from 2022 to 2025

Revenue Growth

52nd percentile

8.3%

Faster revenue growth than 52% of similar nonprofits.

501(c)3 • $500k-$1M nonprofits • Annualized from 2022 to 2025

Balance Sheet
Liabilities / Assets33rd percentile

Assets

Down

$704,792

Down $24,556 (-3.4%) from 2024

Liabilities

Flat

$0

Flat from 2024

Net Assets

Down

$704,792

Down $24,556 (-3.4%) from 2024

Operations
Liabilities / Revenue34th percentileNet Margin7th percentile

Revenue

Down

$60,403

Down $24,528 (-29%) from 2024

Expenses

Up

$91,844

Up $29,773 (+48%) from 2024

Net Income

Down

-$31,441

Down $54,301 (-238%) from 2024

Trend Graphs

Balance Sheet Trend

Asset Growth40th percentile

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

$800K$600K$400K$200K$0Assets 2012: $199,069Liabilities 2012: $0Net Assets 2012: $199,0692012Assets 2013: $207,159Liabilities 2013: $0Net Assets 2013: $207,1592013Assets 2014: $233,795Liabilities 2014: $0Net Assets 2014: $233,7952014Assets 2015: $232,548Liabilities 2015: $0Net Assets 2015: $232,5482015Assets 2016: $575,694Liabilities 2016: $0Net Assets 2016: $575,6942016Assets 2017: $749,394Liabilities 2017: $0Net Assets 2017: $749,3942017Assets 2018: $754,613Liabilities 2018: $0Net Assets 2018: $754,6132018Assets 2021: $719,590Liabilities 2021: $0Net Assets 2021: $719,5902021Assets 2022: $709,459Liabilities 2022: $0Net Assets 2022: $709,4592022Assets 2023: $695,183Liabilities 2023: $0Net Assets 2023: $695,1832023Assets 2024: $729,348Liabilities 2024: $0Net Assets 2024: $729,3482024Assets 2025: $704,792Liabilities 2025: $0Net Assets 2025: $704,7922025

Highlighted filing

2025

Assets$704,792
Liabilities$0
Net Assets$704,792
Open 2025 Filing

Operations Trend

Revenue Growth52nd percentile

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

$400K$200K$0-$200KRevenue 2012: $36,827Expenses 2012: $47,876Net Income 2012: -$11,0492012Revenue 2013: $44,844Expenses 2013: $45,466Net Income 2013: -$6222013Revenue 2014: $67,735Expenses 2014: $48,736Net Income 2014: $18,9992014Revenue 2015: $40,455Expenses 2015: $44,538Net Income 2015: -$4,0832015Revenue 2016: $398,289Expenses 2016: $50,326Net Income 2016: $347,9632016Revenue 2017: $211,373Expenses 2017: $45,631Net Income 2017: $165,7422017Revenue 2018: $63,970Expenses 2018: $52,974Net Income 2018: $10,9962018Revenue 2021: $53,143Expenses 2021: $60,692Net Income 2021: -$7,5492021Revenue 2022: $47,561Expenses 2022: $52,646Net Income 2022: -$5,0852022Revenue 2023: $56,766Expenses 2023: $71,172Net Income 2023: -$14,4062023Revenue 2024: $84,931Expenses 2024: $62,071Net Income 2024: $22,8602024Revenue 2025: $60,403Expenses 2025: $91,844Net Income 2025: -$31,4412025

Highlighted filing

2025

Revenue$60,403
Expenses$91,844
Net Income-$31,441
Open 2025 Filing

Filings

Most recent year

2025 • Form 990Facts available. Structured filing facts are available, but richer extracted sections are limited.

Open filing
Assets
$704,792
Liabilities
$0
Net assets
$704,792
Revenue
$60,403
Expenses
$91,844
Net income
-$31,441
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2025Facts available. Structured filing facts are available, but richer extracted sections are limited.$7.05$0.00$7.05$0.60$0.92$0.31
2024XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$7.29$0.00$7.29$0.85$0.62$0.23
2023XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$6.95$0.00$6.95$0.57$0.71$0.14
2022XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$7.09$0.00$7.09$0.48$0.53$0.05
2021XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$7.20$0.00$7.20$0.53$0.61$0.08
2018Facts available. Structured filing facts are available, but richer extracted sections are limited.$7.55$0.00$7.55$0.64$0.53$0.11
2017Facts available. Structured filing facts are available, but richer extracted sections are limited.$7.49$0.00$7.49$2.11$0.46$1.66
2016XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$5.76$0.00$5.76$3.98$0.50$3.48
2015Detailed filing. Detailed filing data is available for this year.$2.33$0.00$2.33$0.40$0.45$0.04
2014XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$2.34$0.00$2.34$0.68$0.49$0.19
2013Facts available. Structured filing facts are available, but richer extracted sections are limited.$2.07$0.00$2.07$0.45$0.45$0.01
2012Facts available. Structured filing facts are available, but richer extracted sections are limited.$1.99$0.00$1.99$0.37$0.48$0.11
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jun 1, 2024 to May 31, 2025
Signed
Oct 31, 2025
Return Version
2024v5.2
Gross Receipts
$63,667
Mission and Program Overview

Mission

EDUCATIONAL - Maintain historic museum and archives, provided educational programs.To discover, collect, preserve and disseminate knowledge, which will establish or illustrate the history of the Village of Northbrook, its exploration, settlement, development and progress.

To discover, collect, preserve and disseminate knowledge, which will establish or illustrate the history of the village of northbrook, its exploration, settlement, development and progress.

Balance Sheet Detail
LineBeginningEndChange
Assets
Land, Buildings, and Equipment, Net$598,334$586,337▼ $11,997
Investments in Publicly Traded Securities$123,978$97,366▼ $26,612
Savings and Temporary Cash Investments-$14,885-
Cash and Non-Interest-Bearing Accounts$7,036$6,204▼ $832
Accounts Receivable-$0-
Other Notes and Loans Receivable, Net-$0-
Pledges and Grants Receivable-$0-
Receivable From Disqualified Prsn-$0-
Receivables From Officers Etc-$0-
Investments Other Securities-$0-
Investments Program Related-$0-
Intangible Assets-$0-
Inventories for Sale or Use-$0-
Prepaid Expenses and Deferred Charges-$0-
Total Assets$729,348$704,792▼ $24,556
Other Assets Total-$0-
Liabilities
Total Liabilities$0$0→ $0
Net Assets / Fund Balance
Net Assets Without Donor Restrictions$729,348$704,792▼ $24,556
Total Net Assets Fund Balance$729,348$704,792▼ $24,556
Total Liabilities and Net Assets / Fund Balance$729,348$704,792▼ $24,556

Asset Categories

AssetBook ValueDepreciationBasis
Buildings$305,313$98,367$403,680
Land$270,000-$270,000
Other Land Buildings$11,024$134,025$145,049
Compensation and Service Providers
Top Officer PayScore unavailable

Board Members and Trustees

NameTitle
Judith HughesPresident
Morris AndersonVice President
Brian BruceDirector
David ErckDirector
Elyse MalamudDirector
Gary EberleinDirector
Jim HooverDirector
John SerewiczDirector
Norman VictorsonDirector
Ray DykierDirector
Ron BernardiDirector
Scott ThompsonDirector
Dan KayeSecretary
William NemmerTreasurer
Revenue and Support

Revenue Composition

Contributions and Grants
$34,721
Program Service Revenue
$5,215
Investment Income
$3,389
Other Revenue
$17,078
All Other Contributions
$9,721
Change in Net Assets
$-31,441
Expenses and Functional Allocation

Major Expense Lines

Line ItemAmount
Other Expenses$91,844
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$28,700--$28,700
Insurance-$14,728-$14,728
Depreciation Depletion$11,997--$11,997
Advertising-$4,463-$4,463
All Other Expenses$1,661$1,529-$3,190
Other Expenses$1,528--$1,528
Fees for Services Accounting-$750-$750
Office Expenses-$432-$432
Fees for Services Legal-$255-$255
Total Functional Expenses$69,687$22,157$0$91,844
Fundraising, Events, and Gaming
Fundraising activities
Yes
Gaming activities
No
Professional fundraiser used
No

Fundraising and Gaming Totals

Line ItemAmount
Fundraising Gross Income$19,690
Fundraising Direct Expenses$3,264
Professional Fundraising Fees$0

Fundraising Events

EventGross ReceiptsGross RevenueDirect ExpensesNet Income
Shermerfest$18,325$18,325$3,264$15,061
Total Events$18,325$18,325$3,264$15,061
Political and Lobbying Activity
Political campaign activity
No
Lobbying activity
No
Subject to proxy tax
No
Insider Transactions and Loans

Loans and Receivables

Line ItemBeginningEndChange
Receivables from Disqualified Persons-$0-
Receivables from Officers, Directors, Trustees, and Key Employees-$0-
Governance and Compliance

Governance Checklist

Compiled or reviewed by an accountant
No
Backup withholding compliance
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
No
Audited financial statements prepared
No
Key decisions subject to board approval
No
Management duties delegated
No

Governance Explanations

Form 990, Part VI, Section A, Line 8B

“The organization does not maintain any committees with authority to act on behalf of the governing body.”

Form 990, Part VI, Section B, Line 11B

“The president reviews the form 990 and a copy is made available to the board of directors prior to filing.”

Form 990, Part VI, Section C, Line 19

“ILLINOIS CHARITABLE ORGANIZATION ANNUAL REPORTS CAN BE OBTAINED THROUGH THEIR WEB SITE(www.illinoisattorneygeneral.gov/charities/search/index.jsp), OR BY PHONE(312) 814-2595. FEDERAL FORM 990 AND THE ILLINOIS ANNUAL REPORT CAN ALSO BE REQUESTED THROUGH THE ORGANIZATION IN WRITING, OR THROUGH THE ORGANIZATIONS WEB SITE (www.northbrookhistory.org). ALL OTHER INFORMATION CAN BE OBTAINED BY WRITING TO THE ORGANIZATION.”

Filing and Contact Details

Filer

Filer Name
Northbrook Historical Society
EIN
23-7398712
Phone
8474983404
Address
1812 CHAPEL CT, NORTHBROOK, IL 60062

Signing Officer

Name
William Nemmer
Title
Treasurer
Signed
2025-10-31
Discuss with paid preparer
Yes

Organization Details

Formed
1974
Legal Domicile
Il
Voting Board Members
14
Independent Board Members
14
Employees
0
Volunteers
73

Preparer

Firm
Barnes Givens & Barnes Ltd
Address
200 E Evergreen Ave Suite 117, Mount Prospect, IL 60056
Preparer
William J Barnes
Phone
2247642442
Supplemental Narrative

Financial Statement Notes

Part III, Line 1A: If organization elected under SFAS 116 to not report are, historical treasures, O

“Historical treasues held for future generations.”

Raw XML AppendixShowing 400 of 513 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.

Path#Value
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IRS990/BooksInCareOfDetail/PhoneNum08474983404
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IRS990/DescribedInSection501c3Ind0true
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IRS990/Form990PartVIISectionAGrp/PersonNm2Dan Kaye
IRS990/Form990PartVIISectionAGrp/PersonNm3William Nemmer
IRS990/Form990PartVIISectionAGrp/PersonNm4Brian Bruce
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IRS990/Form990PartVIISectionAGrp/TitleTxt0President
IRS990/Form990PartVIISectionAGrp/TitleTxt1Vice President
IRS990/Form990PartVIISectionAGrp/TitleTxt2Secretary
IRS990/Form990PartVIISectionAGrp/TitleTxt3Treasurer
IRS990/Form990PartVIISectionAGrp/TitleTxt4Director
IRS990/Form990PartVIISectionAGrp/TitleTxt5Director
IRS990/Form990PartVIISectionAGrp/TitleTxt6Director
IRS990/Form990PartVIISectionAGrp/TitleTxt7Director
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IRS990/ProgSrvcAccomActy2Grp/Desc0TO EDUCATE THE PUBLIC THROUGH PROGRAMS AND FESTIVALS WHICH TEACH ABOUT THE HISTORY OF NORTHBROOK. ONE PROGRAM OFFERS 2ND, 3RD OR 4TH GRADE STUDENTS FROM ALL LOCAL SCHOOLS A HALF DAY AT THE MUSEUM LEARNING ABOUT LIFE AND CHORES IN THE VILLAGE IN 1900. AN ANNUAL COMMUNITY FALL FESTIVAL, HISTORICAL PLAYS AND STORY TELLING, A CEMETERY WALK, A GARDEN WALK, VILLAGE BIRTHDAY OPEN HOUSE AND FREE COMMUNITY AND BROADER HISTORY RELATED LECTURES IN PARTHERSHIP WITH THE LIBRARY ARE OFFERED.
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