Nonprofit · EIN 81-0378098
GALLATIN HISTORICAL SOCIETY
Tax-exempt · BOZEMAN, MT 59715
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $247,133 | $284,370 | -$37,237 | $1,145,155 | $12,919 | $1,132,236 |
| December 31, 2024 | 990 | $242,778 | $279,154 | -$36,376 | $1,120,226 | $16,395 | $1,103,831 |
| December 31, 2023 | 990 | $200,105 | $242,820 | -$42,715 | $1,092,140 | $11,045 | $1,081,095 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $174,525
- Membership dues
- $42,872
- Program service revenue
- $46,264
- Investment income
- $13,990
- Net income from fundraising events
- $596
- Net income from sales of inventory
- $11,758
- Other revenue
- $12,354
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $41,226
- Other salaries and wages
- $135,017
- Salaries, compensation and benefits (total)
- $191,534
- Professional fundraising fees
- $0
- Accounting fees
- $8,425
- Occupancy
- $19,033
- Travel
- $3
- Depreciation
- $12,647
- Program services (functional)
- $187,162
- Management and general (functional)
- $89,909
- Fundraising (functional)
- $7,299
Balance sheet and other
- Total assets, start of year
- $1,120,226
- Total assets, end of year
- $1,145,155
- Total liabilities, end of year
- $12,919
- Net assets, end of year
- $1,132,236
- Land, buildings and equipment
- $488,879
- Publicly traded securities
- $606,991
- Net assets without donor restrictions
- $1,121,664
- Net assets with donor restrictions
- $10,572
- Gross receipts
- $258,273
- Employees
- 6
- Volunteers
- 32
- Year formed
- 1978
- State of legal domicile
- MT
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 December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| CHARLOTTE MILLS | COO Officer | 35 | $41,225 |
| LYNDA MACKEY | Treasurer Trustee or director, Officer | 2.5 | $0 |
| JOHN BACKES | Vice President Trustee or director, Officer | 3 | $0 |
| LEEANN FELLOWS | Secretary Trustee or director, Officer | 2 | $0 |
| MARY ELLEN FITZGERALD | President Trustee or director, Officer | 7.5 | $0 |
| CHRIS HOLLEWIJN | Past President Trustee or director | 1.5 | $0 |
| JEFF FOX | Director Trustee or director | 2 | $0 |
| MARY ANNE HANSEN | Director Trustee or director | 1.5 | $0 |
| MARK MEISSNER | Director Trustee or director | 1.5 | $0 |
990 for the year ended December 31, 2024: 9 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| CHARLOTTE MILLS | COO Officer | 35 | $45,799 |
| LYNDA MACKEY | Treasurer Trustee or director, Officer | 4 | $0 |
| JOHN BACKES | Vice President Trustee or director | 3 | $0 |
| GEORGE HADDENHORST | Director Trustee or director | 2 | $0 |
| MARY ELLEN FITZGERALD | Secretary Trustee or director | 5 | $0 |
| CHRIS HOLLEWIJN | President Trustee or director, Officer | 3 | $0 |
| JEFF FOX | Secretary Trustee or director, Officer | 2 | $0 |
| JON ZEMANS | Director Trustee or director | 2 | $0 |
| MARK MEISSNER | Director Trustee or director | 2 | $0 |
990 for the year ended December 31, 2023: 9 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| LYNN YEAGER | Executive Dir. Officer | 40 | $34,834 |
| LYNDA MACKEY | Treasurer Trustee or director, Officer | 3 | $0 |
| JOHN BACKES | Past President Trustee or director | 1 | $0 |
| GEORGE HADDENHORST | Director Trustee or director | 1 | $0 |
| CINDY SHEARER | President Trustee or director, Officer | 9 | $0 |
| CHRIS HOLLEWIJN | Vice President Trustee or director, Officer | 3 | $0 |
| JEFF FOX | Secretary Trustee or director, Officer | 3 | $0 |
| JON ZEMANS | Director Trustee or director | 1 | $0 |
| MARK MEISSNER | Director Trustee or director | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 317 W MAIN ST, BOZEMAN, MT 59715-4576
- Principal officer (990 for 2025)
- CHARLOTTE MILLS, 317 WEST MAIN STREET, BOZEMAN, MT 59715
- Signed the 990
- LYNDA MACKEY, Treasurer
- Phone
- (406) 522-8122
- Return prepared by
- Amatics CPA Group
Mission
TO PRESERVE AND PROTECT DOCUMENTS AND ARTIFACTS RELEVANT TO THE HISTORY OF GALLATIN COUNTY AND THE SURROUNDING AREA, AND TO AVAIL THESE ARTIFACTS AND DOCUMENTS IN THE GALLATIN HISTORY MUSEUM, LOCATED AT 317 WEST MAIN STREET, BOZEMAN, MT 59715, FOR THE EDUCATION OF THE PUBLIC.
Program accomplishments
- RECEIVE AND CATALOG ARTIFACTS, PHOTOS, FAMILY HISTORIES; ANSWER IN-PERSON AND EMAILED RESEARCH REQUESTS; REGISTER MEMBERSHIPS AND DONATIONS;UPDATE COMPUTER SYSTEMS FOR STORING HISTORICAL DATA, MEMBERSHIP RECORDS, DONOR INFORMATION; AND PLAN AND ARRANGE NEW EXHIBITS BOTH ON-SITE AND REMOTE LOCATIONS.Expenses $65,507 · revenue $45,939
- RECRUIT, TRAIN AND MANAGE 25-30 VOLUNTEERS AND INTERNS WHO SCAN DOCUMENTS, PHOTOS AND PAPER ARTIFACTS INTO MUSEUM SOFTWARE APPLICATIONS AND WHO ASSIST OVER 7000 VISITORS AND STUDENTS IN THE MUSUEM FIVE DAYS A WEEK. VOLUNTEERS GREET VISITORS, TAKE ADMISSION FEES, GIVE TOURS AND ANSWER QUESTIONS IN THE MUSUEM AS WELL AS ASSIST VISITORS IN THE MUSEUM BOOKSTORE.Expenses $56,148
- EDUCATION & OUTREACH THRUGH THE PUBLISHING OF A QUARTERLY MAGAZINE, PRESENTATIONS FOR LOCAL ORGANIZATIONS, THE ANNUAL MEETING, AND MUSEUM AND RESEARCH TOURS FOR GRADE SCHOOLS AND SENIOR LIVING FACILITIES.Expenses $46,790 · revenue $325
- OTHERExpenses $18,717
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 December, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | 990 on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990 on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990 on file |
IRS record
- EIN
- 81-0378098
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (170(b)(1)(A)(vi))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 1978
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Assets (IRS master file)
- $1,145,155
- Income (IRS master file)
- $258,273
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $247,133 | $284,370 | $1,145,155 | XML |
| 990 | December 2024 | $242,778 | $279,154 | $1,120,226 | XML |
| 990 | December 2023 | $200,105 | $242,820 | $1,092,140 | XML |
| 990 | December 2022 | $248,641 | $220,281 | $1,061,872 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990 | December 2018 | – | – | – | IRS |
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 81-0378098).
Questions about GALLATIN HISTORICAL SOCIETY
- What is the EIN of GALLATIN HISTORICAL SOCIETY?
- The employer identification number (EIN) of GALLATIN HISTORICAL SOCIETY is 81-0378098.
- Is GALLATIN HISTORICAL SOCIETY tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1978.
- Are donations to GALLATIN HISTORICAL SOCIETY tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does GALLATIN 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 GALLATIN HISTORICAL SOCIETY due?
- The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did GALLATIN HISTORICAL SOCIETY last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended December 2025.
- Who is the principal officer of GALLATIN HISTORICAL SOCIETY?
- The 990 for the year ended December 31, 2025 names CHARLOTTE MILLS.
- Who are the officers and directors of GALLATIN HISTORICAL SOCIETY?
- The 990 for the year ended December 31, 2025 lists 9 people; 1 received compensation from the organization, the highest $41,225 (CHARLOTTE MILLS, COO).
- How much revenue does GALLATIN HISTORICAL SOCIETY have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $247,133, expenses of $284,370 and total assets of $1,145,155 at year end.
Other nonprofits in BOZEMAN
- BOZEMAN HEALTH DEACONESS HOSPITAL EIN 47-4717998 · last filed 990 for 2024
- BOZEMAN DEACONESS HEALTH SERVICES EIN 81-0232121 · last filed 990 for 2024
- MONTANA STATE UNIVERSITY FOUNDATION EIN 81-6001649 · last filed 990 for 2025
- AMERICAN PRAIRIE FOUNDATION EIN 81-0541893 · last filed 990 for 2024
- YELLOWSTONE FOREVER EIN 47-5427975 · last filed 990 for 2026
- MONTANA HEALTHCARE FOUNDATION EIN 46-6854005 · last filed 990-PF for 2024
- HUMAN RESOURCE DEVELOPMENT COUNCIL OF DISTRICT IX INC EIN 81-0350886 · last filed 990 for 2025
- BRIDGER BOWL EIN 81-0250283 · last filed 990 for 2026