Timber Lake and Area Historical Soc

Nonprofit profile at a glance

EIN
460373113
IRS 990 coverage
2010–2025
Forms available
Form 990 2025
Location
Timber Lake, SD, USA
Phone
6058653553
Rating
78
Verdict
SUPPORTED
Rating confidence
Moderate

Reported finances

Revenue
$231,476
Expenses
$136,540
Assets
$2,465,913
Liabilities
$427

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

Leadership & pay

9 people listed

Executive titles in this filing

  • KATHY NELSON (PRESIDENT)

Highest reported compensation

  • MELODY MARSHALL (DIRECTOR): $4,010 total reported compensation

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

Overview

Mission

Preserve historical artifacts from the timber lake area and provide scholarships to timber lake area students.

What it reported doing in 2025

Provide educational activities that are attended by the community and visitors from outside the community. To assist in the preservation of local historical sites and provide grants to projects that improve the well being of the residents of timber lake and surrounding area.

Operating model

Revenue model
Mixed. Its operating money came from several sources; no one source provided a clear majority.
Distribution model
Hybrid. The nonprofit split its reported program spending across 59% for direct work, and 41% for grants.
  • Includes noncash contributions: Reported contributions include donated property or goods.

The verdict

SUPPORTED - A large share of available resources goes toward mission work and the filed numbers largely add up. Some filing-based governance responses are negative or unanswered and some filed totals do not add up.

Rating breakdown

  • Financial Efficiency: 75
  • Transparency & Controls: 88
  • Accountability: 64
  • Sustainability: 79
  • Growth: 100

Detailed rating inputs

Financial Efficiency

  • Mission deployment rate: 84.1%; rating input score 84
  • Program expense ratio: 85.2%; rating input score 85
  • Fundraising efficiency: Limited

Transparency & Controls

  • Consistency checks: 93.3%; rating input score 93; 27th percentile among comparable filings
  • Pay-setting controls: Limited
  • Foreign activity oversight: Limited
  • Grant itemization coverage: 100%; rating input score 100; 81st percentile among comparable filings
  • Major donor itemization: Limited
  • 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: 41%; rating input score 87; 87th percentile among comparable filings
  • Total-asset coverage ratio: 18.06; rating input score 94; 94th percentile among comparable filings
  • Liabilities to assets ratio: 0; rating input score 53; 53rd percentile among comparable filings
  • Officer compensation ratio: 2.9%; rating input score 32; 32nd percentile among comparable filings

Growth

  • Program expense growth: 5.3% per year; rating input score 100; 52nd percentile among comparable filings
  • Revenue growth: 7% per year; rating input score 100; 58th percentile among comparable filings
  • Asset growth: 2.2% per year; rating input score 100; 31st percentile among comparable filings

Details

  • Where the money goes: 84.1% of revenue deployed · 85.2% of spending went to programs
  • Governance: 9 of 9 board members independent · 1 of 7 filing controls reported
  • Programs: 3 filed program accomplishments · $116K in reported program spending
  • Leadership: top reported pay $4K · 9 people listed
  • Consistency: 27 of 28 current checks pass · 1 finding to review
  • Schedules: 6 filed schedules · includes grants
  • Filing history: 16 filing years from 2010 to 2025
  • 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 — Accountability: Governance controls: 5 of 6 not reported.
  • Moderate — Transparency & Controls: Schedule A contributions reconciliation did not reconcile in the filed values.
  • Moderate — Sustainability: Officer compensation ratio scored 32/100.
  • Review — Sustainability: Liabilities to assets ratio scored 53/100.