Arlington Heights Historical Society

Nonprofit profile at a glance

EIN
366146718
IRS 990 coverage
2025–2025
Forms available
Form 990 2025, Form 990-EZ 2024, Form 990-N 2022
Location
Arlington Heights, IL, USA
Phone
8474310090
Rating
47
Verdict
MIXED
Rating confidence
Moderate
Sector
Historical Societies & Historic Preservation

Reported finances

Revenue
$340,562
Expenses
$74,763
Assets
$401,589
Liabilities
$0

Source: IRS Form 990. Selected filing: tax year 2025. Amounts in USD.

Leadership & pay

8 people listed

Executive titles in this filing

  • Steve Froehlich (President)
  • Janet Landeweer (Vice President)

Highest reported compensation

  • Maggie Sraga (Operations Manager): $61,974 total reported compensation

Source: IRS Form 990. Selected filing: tax year 2025. Names and roles reflect this filing, not necessarily current officeholders.

Overview

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.

What it reported doing in 2025

The Arlington Heights Historical Society manages the collection. The Arlington Heights Park District operates all programming.

Operating model

Revenue model
Donor-supported. 90% of the money available for current operations came from contributions and gifts.
Distribution model
No current program activity. The filing reports no program spending for the current year.
  • Includes noncash contributions: Reported contributions include donated property or goods.

The verdict

MIXED - The filed numbers largely add up and most voting board members are independent. A relatively small share of available resources goes toward mission work and a relatively small share of total spending goes to programs.

Rating breakdown

  • Financial Efficiency: 3
  • Transparency & Controls: 86
  • Accountability: 64
  • Sustainability: 79
  • Growth: 60

Detailed rating inputs

Financial Efficiency

  • Mission deployment rate: 0%; rating input score 0
  • Program expense ratio: 0%; rating input score 0
  • Fundraising efficiency: $7.24 raised per $1 spent on fundraising; rating input score 29; 29th percentile among comparable filings

Transparency & Controls

  • Consistency checks: 91.7%; rating input score 92; 20th percentile among comparable filings
  • Pay-setting controls: Limited
  • Foreign activity oversight: Limited
  • Grant itemization coverage: Limited
  • Major donor itemization: Yes; rating input score 100
  • Related-party transparency: Limited

Accountability

  • Independent voting board: 100%; rating input score 100; 64th percentile among comparable filings
  • Governance controls: 1 of 7 controls in place; rating input score 14
    • Conflict-of-interest policy: Fail
    • Whistleblower policy: Fail
    • Document-retention policy: Fail
    • CEO compensation review process: NotApplicable
    • Other executive compensation review process: NotApplicable
    • Form 990 shared with the board: Fail
    • Board meeting minutes documented: Pass
    • Audit committee oversight: Missing
    • Independent financial-statement audit: Fail

Sustainability

  • Operating margin: 78%; rating input score 97; 97th percentile among comparable filings
  • Total-asset coverage ratio: 5.37; rating input score 81; 81st percentile among comparable filings
  • Liabilities to assets ratio: 0; rating input score 77; 77th percentile among comparable filings
  • Officer compensation ratio: 82.9%; rating input score 1; 1st percentile among comparable filings

Growth

  • Program expense growth: Limited
  • Revenue growth: 10.3% per year; rating input score 100; 70th percentile among comparable filings
  • Asset growth: 10.7% per year; rating input score 100; 65th percentile among comparable filings

Details

  • Where the money goes: 0% of revenue deployed · 0% of spending went to programs
  • Governance: 7 of 7 board members independent · 1 of 7 filing controls reported
  • Programs: 1 filed program accomplishment
  • Leadership: top reported pay $62K · 8 people listed
  • Consistency: 17 of 18 current checks pass · 1 finding to review
  • Schedules: 5 filed schedules · includes major donors
  • Contacts: How to reach this organization
  • Money network: 1 filed money-flow record
  • Grant readiness: Federal tax and exclusion status, award history, and grant-maker relationships.
  • People: Everyone the filings name, and which of them the filings identify by more than a name.

Key Signals

Signals prioritize questions for review. They are not findings of misconduct.

  • High — Financial Efficiency: Mission deployment rate scored 0/100.
  • High — Financial Efficiency: Program expense ratio scored 0/100.
  • High — Accountability: Governance controls: 5 of 6 not reported.
  • High — Financial Efficiency: Fundraising efficiency scored 29/100.
  • Moderate — Transparency & Controls: Schedule A contributions reconciliation did not reconcile in the filed values.
  • High — Sustainability: Officer compensation ratio scored 1/100.