Nonprofit · EIN 23-7335930
HUMBOLDT COUNTY HISTORICAL SOCIETY
Tax-exempt · EUREKA, CA 95501
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| June 30, 2025 | 990 | $186,671 | $211,516 | -$24,845 | $330,937 | $4,909 | $326,028 |
| June 30, 2024 | 990 | $211,466 | $200,227 | $11,239 | $343,590 | $3,305 | $340,285 |
| June 30, 2023 | 990 | $198,990 | $213,273 | -$14,283 | $332,854 | $3,967 | $328,887 |
Financial details: 990 for the year ended June 30, 2025
Revenue
- Contributions, gifts and grants
- $156,958
- Membership dues
- $65,051
- Program service revenue
- $442
- Investment income
- $14,757
- Royalties
- $134
- Net gain from sales of assets
- -$54
- Net income from fundraising events
- -$2,625
- Net income from sales of inventory
- $17,005
- Other revenue
- $14,514
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $0
- Other salaries and wages
- $88,030
- Salaries, compensation and benefits (total)
- $96,698
- Professional fundraising fees
- $0
- Accounting fees
- $1,585
- Occupancy
- $14,417
- Depreciation
- $7,984
- Program services (functional)
- $158,961
- Management and general (functional)
- $52,555
Balance sheet and other
- Total assets, start of year
- $349,762
- Total assets, end of year
- $330,937
- Total liabilities, end of year
- $4,909
- Net assets, end of year
- $326,028
- Land, buildings and equipment
- $93,460
- Net assets without donor restrictions
- $326,028
- Gross receipts
- $216,254
- Employees
- 6
- Year formed
- 1975
- State of legal domicile
- CA
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 June 30, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Jack Irvine | Treasurer Trustee or director, Officer | 1 | $0 |
| James Garrison | President Trustee or director, Officer | 1 | $0 |
| Alyssa Ellis | Secretary Trustee or director | 1 | $0 |
| Sile Bauriedel | Director Trustee or director | 1 | $0 |
| Royal B McCarthy | Director Trustee or director | 1 | $0 |
| Mark Castro | Vice President Trustee or director | 1 | $0 |
| Susan Maschineier | Director Trustee or director | 1 | $0 |
| Lara Garrison | Director Trustee or director | 1 | $0 |
| Dr Alexandra Service | Past President Trustee or director, Officer | 1 | $0 |
| Robert Cliver | Director Trustee or director | 1 | $0 |
| Nick Angeloff | Director Trustee or director | 1 | $0 |
| Catherine Alexander | Director Trustee or director | 1 | $0 |
| Paul Geck | Director Trustee or director | 1 | $0 |
| Jackie Farrington | Director Trustee or director, Officer | 1 | $0 |
990 for the year ended June 30, 2024: 13 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Jack Irvine | Treasurer Trustee or director, Officer | 1 | $0 |
| James Garrison | Secretary Trustee or director, Officer | 1 | $0 |
| Michael Berry | Director Trustee or director | 1 | $0 |
| Sile Bauriedel | Director Trustee or director | 1 | $0 |
| Royal B McCarthy | Director Trustee or director | 1 | $0 |
| Mark Castro | Director Trustee or director | 1 | $0 |
| Steve Lazar | Past President Trustee or director | 1 | $0 |
| Deborah Storre | Director Trustee or director | 1 | $0 |
| Dr Alexandra Service | President Trustee or director, Officer | 1 | $0 |
| Susan Doniger | Director Trustee or director | 1 | $0 |
| Nick Angeloff | Director Trustee or director | 1 | $0 |
| Catherine Alexander | Director Trustee or director | 1 | $0 |
| Charles Petty | Vice President Trustee or director, Officer | 1 | $0 |
990 for the year ended June 30, 2023: 13 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Jack Irvine | Treasurer Trustee or director, Officer | 1 | $0 |
| James Garrison | Secretary Trustee or director, Officer | 1 | $0 |
| Michael Berry | Director Trustee or director | 1 | $0 |
| Sile Bauriedel | Director Trustee or director | 1 | $0 |
| Royal B McCarthy | Director Trustee or director | 1 | $0 |
| Mark Castro | Director Trustee or director | 1 | $0 |
| Steve Lazar | Past President Trustee or director | 1 | $0 |
| Deborah Storre | Director Trustee or director | 1 | $0 |
| Dr Alexandra Service | President Trustee or director, Officer | 1 | $0 |
| Susan Doniger | Director Trustee or director | 1 | $0 |
| Nick Angeloff | Director Trustee or director | 1 | $0 |
| Catherine Alexander | Director Trustee or director | 1 | $0 |
| Charles Petty | Vice President Trustee or director, Officer | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 703 8TH ST, EUREKA, CA 95501-1901
- Signed the 990
- Jack Irvine, Treasurer
- Phone
- (707) 445-4342
- Website
- www.humboldthistory.org
- Return prepared by
- ROY E CORSETTI CPA AN ACCOUNTANCY CORPORATION
California records
California keeps its own records of charities and corporations. Search them by EIN 23-7335930 or by the name HUMBOLDT COUNTY HISTORICAL SOCIETY.
- Attorney General, Registry of Charities and Fundraisers
- Registration status and filed reports (CT-TR-1, RRF-1)
- Secretary of State, bizfile Online
- Corporation status, entity number, agent for service
- Franchise Tax Board
- Entity status letter (state tax exemption, good standing)
Mission
Acquiring, creating, preserving interpreting, and disseminating historic information and assisting others to do the same.
Program accomplishments
- Create, Publish, and distribute a quarterly magazine, "The Humboldt County Historian", etc. This magazine includes articles that are based on and describe Northern California and Humboldt County History. It is sent to approximately 4,000 members.Collect, sort, index, and store archival documents and photos wich are viewed, studied, and researched by members, journalist, students, and the general public.To promote and publicize the functions and services of the society to schools, historical groups and the general public. This is accomplished through school visits, articles in the local paper, monthly programs and maintenance of a website.Expenses $158,961
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 June, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | June 30, 2026 | November 16, 2026 | Not due yet |
| 2024 | June 30, 2025 | November 17, 2025 | 990 on file |
| 2023 | June 30, 2024 | November 15, 2024 | 990 on file |
IRS record
- EIN
- 23-7335930
- 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
- 1975
- Accounting year ends
- June
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Arts, culture and humanities (A82Z)
- Assets (IRS master file)
- $330,937
- Income (IRS master file)
- $216,254
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | June 2025 | $186,671 | $211,516 | $330,937 | XML |
| 990 | June 2024 | $211,466 | $200,227 | $343,590 | XML |
| 990 | June 2023 | $198,990 | $213,273 | $332,854 | XML |
| 990-T | June 2023 | – | – | – | IRS |
| 990-EZ | June 2022 | – | – | – | IRS |
| 990-T | June 2022 | – | – | – | IRS |
| 990 | June 2021 | – | – | – | IRS |
| 990-T | June 2021 | – | – | – | IRS |
| 990-EZ | June 2019 | – | – | – | 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 23-7335930).
Questions about HUMBOLDT COUNTY HISTORICAL SOCIETY
- What is the EIN of HUMBOLDT COUNTY HISTORICAL SOCIETY?
- The employer identification number (EIN) of HUMBOLDT COUNTY HISTORICAL SOCIETY is 23-7335930.
- Is HUMBOLDT COUNTY HISTORICAL SOCIETY tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1975.
- Are donations to HUMBOLDT COUNTY HISTORICAL SOCIETY tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does HUMBOLDT COUNTY 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 HUMBOLDT COUNTY HISTORICAL SOCIETY due?
- The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did HUMBOLDT COUNTY HISTORICAL SOCIETY last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended June 2025.
- Who are the officers and directors of HUMBOLDT COUNTY HISTORICAL SOCIETY?
- The 990 for the year ended June 30, 2025 lists 14 people; 0 received compensation from the organization.
- How much revenue does HUMBOLDT COUNTY HISTORICAL SOCIETY have?
- On its 990 for the year ended June 30, 2025 it reported revenue of $186,671, expenses of $211,516 and total assets of $330,937 at year end.
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