Nonprofit · EIN 36-6146718
ARLINGTON HEIGHTS HISTORICAL SOCIETY
Tax-exempt · ARLINGTON HTS, IL 60004
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| April 30, 2026 | 990 | $340,562 | $74,763 | $265,799 | $401,589 | $0 | $401,589 |
| April 30, 2025 | 990-EZ | $68,910 | $62,605 | $6,305 | $137,128 | $0 | $137,128 |
| April 30, 2024 | 990-EZ | $76,363 | $45,054 | $31,309 | $134,420 | $3,346 | $131,074 |
Financial details: 990 for the year ended April 30, 2026
Revenue
- Contributions, gifts and grants
- $310,935
- Membership dues
- $5,162
- Program service revenue
- $0
- Investment income
- $1,632
- Net income from fundraising events
- $27,995
- Other revenue
- $27,995
Expenses
- Grants and similar amounts paid
- $0
- Other salaries and wages
- $35,656
- Salaries, compensation and benefits (total)
- $38,481
- Professional fundraising fees
- $0
- Management and general (functional)
- $31,810
- Fundraising (functional)
- $42,953
Balance sheet and other
- Total assets, start of year
- $135,790
- Total assets, end of year
- $401,589
- Total liabilities, end of year
- $0
- Net assets, end of year
- $401,589
- Publicly traded securities
- $254,601
- Gross receipts
- $350,319
- Employees
- 3
- Volunteers
- 40
- Year formed
- 1958
- State of legal domicile
- IL
From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.
Officers, directors and key employees
As listed on the 990 for the year ended April 30, 2026, highest compensation first.
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| Maggie Sraga | Operations Manager Highest-paid employee | 20 | $30,987 | $30,987 |
| Michael Weber | Board member Trustee or director | 2 | $0 | $0 |
| Patrick Boyce | Board member Trustee or director | 2 | $0 | $0 |
| Jonathan Leeb | Board member Trustee or director | 2 | $0 | $0 |
| Steve Froehlich | President Officer | 5 | $0 | $0 |
| Janet Landeweer | Vice President Officer | 5 | $0 | $0 |
| Jamie Derbick | Secretary Officer | 5 | $0 | $0 |
| Peter Curtis | Treasurer Officer | 5 | $0 | $0 |
990-EZ for the year ended April 30, 2025: 7 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Steve Froehlich | President | 10 | $0 |
| Janet Landeweer | Vice President | 1 | $0 |
| Jamie Derbick | Secretary | 1 | $0 |
| Peter Curtis | Treasurer | 2 | $0 |
| Michael Weber | Board Member | 1 | $0 |
| Patrick Boyce | Board Member | 1 | $0 |
| Johnny Leeb | Board Member | 1 | $0 |
990-EZ for the year ended April 30, 2024: 7 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Annette Curtis | President | 15 | $0 |
| Peter Curtis | Treasurer | 8 | $0 |
| Jamie Derbick | Secretary | 4 | $0 |
| Eric Siegel | Director | 1 | $0 |
| Michael Weber | Director | 2 | $0 |
| Patrick Boyce | Director | 2 | $0 |
| Ryan Miller | Director | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 110 W FREMONT ST, ARLINGTON HTS, IL 60004-5912
- In care of
- %
- Mailing address (990-N for 2022)
- 110 W Fremont Street, Arlington Heights IL 60004
- Principal officer (990 for 2025)
- Peter Curtis, 110 W Fremont, Arlington Heights, IL 60004
- Principal officer (990-N for 2022)
- Peter Curtis, 1004 N Highland Avenue, Arlington Heights IL 60004
- Signed the 990
- Peter Curtis, Treasurer
- Phone
- (847) 431-0090
Mission
The purpose of the Arlington Heights Historical Society shall be the collection, interpretation, preservation and presentation of information and objects concerning the history of Arlington Heights and its surrounding area. The Society maintains the collection, while the Arlington Heights Historical Museum, operated by the Arlington Heights Park District operates all programming.
Program accomplishments
- The Arlington Heights Historical Society manages the collection. The Arlington Heights Park District operates all programming.0
What it must file and when
IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in April, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | April 30, 2026 | September 15, 2026 | 990 on file |
| 2024 | April 30, 2025 | September 15, 2025 | 990-EZ on file |
| 2023 | April 30, 2024 | September 16, 2024 | 990-EZ on file |
IRS record
- EIN
- 36-6146718
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (509(a)(2))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 1966
- Accounting year ends
- April
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Arts, culture and humanities (A82Z)
- Assets (IRS master file)
- $401,589
- Income (IRS master file)
- $350,319
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | April 2026 | $340,562 | $74,763 | $401,589 | XML |
| 990-EZ | April 2025 | $68,910 | $62,605 | $137,128 | XML |
| 990-EZ | April 2024 | $76,363 | $45,054 | $134,420 | XML |
| 990-N for 2022 Officer: Peter Curtis | April 30, 2023 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2020 Officer: Peter Curtis | April 30, 2021 | ≤ $50,000 receipts | – | – | e-Postcard |
990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 36-6146718).
Questions about ARLINGTON HEIGHTS HISTORICAL SOCIETY
- What is the EIN of ARLINGTON HEIGHTS HISTORICAL SOCIETY?
- The employer identification number (EIN) of ARLINGTON HEIGHTS HISTORICAL SOCIETY is 36-6146718.
- Is ARLINGTON HEIGHTS HISTORICAL SOCIETY tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1966.
- Are donations to ARLINGTON HEIGHTS HISTORICAL SOCIETY tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does ARLINGTON HEIGHTS HISTORICAL SOCIETY file?
- Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
- When is the next return of ARLINGTON HEIGHTS HISTORICAL SOCIETY due?
- The return for tax year 2026 (the year ending April 30, 2027) is due September 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did ARLINGTON HEIGHTS HISTORICAL SOCIETY last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended April 2026.
- Who is the principal officer of ARLINGTON HEIGHTS HISTORICAL SOCIETY?
- The 990 for the year ended April 30, 2026 names Peter Curtis.
- Who are the officers and directors of ARLINGTON HEIGHTS HISTORICAL SOCIETY?
- The 990 for the year ended April 30, 2026 lists 8 people; 1 received compensation from the organization, the highest $30,987 (Maggie Sraga, Operations Manager).
- How much revenue does ARLINGTON HEIGHTS HISTORICAL SOCIETY have?
- On its 990 for the year ended April 30, 2026 it reported revenue of $340,562, expenses of $74,763 and total assets of $401,589 at year end.
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