Mission
RECEIVE AND DISBURSE FUNDS, PROPERTY AND GIFTS OF ANY KIND FOR THE BENEFIT OF THE TRI-STATE MUSEUM IN THE OPERATION OF ANY OF ITS FACILITIES, PROGRAMS AND ACTIVITIES FOR THE BENEFIT OF THE BELLE FOURCHE, SD COMMUNITY AND SURROUNDING AREA.
Small Public Charity
TRI STATE MUSEUM FOUNDATION
Based in BELLE FOURCHE, SD, TRI STATE MUSEUM FOUNDATION operates as a Small Public Charity. The organization reported $8K in revenue, $8K in expenses, $20K in total assets for fiscal year 2025. Imperigo tracks 1 reported grant relationships connected to this organization totaling approximately $10K.
EIN: 731689750
BELLE FOURCHE, SD
Single Organization Support
NTEE: A11
Latest filing: 2025
Total Revenue$8K
Total Expenses$8K
Total Assets$20K
Grant Records1
Funding Total$10K
Filing Years2021–2025
Where $100 goes at Tri State Museum Foundation
How Tri State Museum Foundation divides every $100 it spends, from its own Form 990-EZ filings, averaged across 9 years.
$99
Programs
the work itself
$1
Everything else
operations and overhead
Form 990-EZ reports program spending but doesn't separate management from fundraising, so those are shown together.
Inside the $99 for programs
$50
Receive and disburse funds, for the benefit of the tri-state museum Receive and disburse funds, property and gifts of any kind for the benefit of the tri-state museum…
$49
Receive and disburse funds, for the benefit of the tri-state museum
Source: Form 990-EZ filings with the IRS, latest fiscal year 2025. Shares are from the organization's reported expenses. Data by Imperigo; not affiliated with the IRS.
Sample Grants Received
Community welfare and betterment
$10,000
Showing up to 5 of 1 total records — full history available with membership.
Officers & Directors
DIRECTOR
Deb Elliot
SECRETARY/TR
Mary Wendt
PRESIDENT
Wayne Gilbert
Officer compensation and complete director data available with membership.
Top Grant Purposes
Financial Trends
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2025 | $8K | $8K | $20K |
| 2024 | $19K | $326K | $20K |
| 2023 | $75K | $450 | $327K |
| 2022 | $10K | $422 | $252K |
| 2021 | $9K | $611 | $243K |
Between 2021 and 2025, reported annual revenue declined from $9K to $8K (-8%), with total assets most recently reported at $20K.
Interactive year-over-year charts and full filing details available with membership.