Humboldt Redwoods Interpretive Assn
Provide interpretive materials on redwood state parks
Humboldt Redwoods Interpretive Assn at a glance
In short: Humboldt Redwoods Interpretive Assn gave $67K across 2 grants in 2024 (avg $33K), mostly in California. Source: 2024 IRS Form 990.
- Annual giving (2024)
- $66,872
- +19.3% vs 2023
- Grants made (2024)
- 2
- +0.0% vs 2023
- Average grant
- $33,436
- +19.3% vs 2023
- Median grant
- $33,436
- Total assets
- $835,912
- +6.8% vs 2023
- Primary geography
- California (100% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990, 2024 View filing
Data from IRS Form 990, 2024; updated September 2026.
Who Humboldt Redwoods Interpretive Assn funds
How this funder distributes its grants
Top Recipients
Top recipient in 2024
The largest 2024 recipient was CA Dept of Parks & Rec ($67K across 2 grants).
Grant Size Distribution
9 grants across all recorded years
The most common grant size was under $50K: 9 grants of 9 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2024 grant dollars across all 2 itemized grants.
States
Cities
How Humboldt Redwoods Interpretive Assn gives
- Giving grew 288% from 2021 to 2024. Method
From the foundation's IRS Form 990 filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2024, annual grant giving ranged from $12K (2020) to $67K (2024). In 2024 it made 2 grants totaling $67K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| CA Dept of Parks & Rec Sacramento, CA | Outreach/Training | $47,979 |
| CA Dept of Parks & Rec Sacramento, CA | Educational Info | $18,893 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Net Investment Income |
|---|---|---|---|---|---|---|
| 2024 | $835,912 | $445,952 | $312,873 | $66,872 | 2 | $3,039 |
| 2023 | $783,039 | $471,519 | $286,530 | $56,057 | 2 | $25 |
| 2022 | $592,850 | $323,152 | $208,635 | $18,538 | 2 | $9 |
| 2021 | $480,003 | $181,249 | $193,487 | $17,240 | 1 | $135 |
| 2020 | $482,902 | $169,127 | $122,358 | $12,484 | 2 | — |
About Humboldt Redwoods Interpretive Assn
Based on IRS filings
Humboldt Redwoods Interpretive Assn is a public charity, based in Weott, CA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $836K in total assets. In 2024, it awarded 2 grants totaling $67K. Net investment income was $3K.
Leadership & Key People
Officers and directors from IRS filings
Humboldt Redwoods Interpretive Assn is led by Sophia Eckert, Executive Director on every filing since 2020; 1 of 7 officers listed in 2024 is compensated.
Officers on the 2024 filing
Sophia Eckert
Executive Director
On filings since 2020
35 hrs/week
$42K (2020) → $70K (2024)
Alan Aitken
President
On filings since 2020
2 hrs/week
No compensation reported
Justin Crellin
Secretary
On filings since 2020
1 hr/week
No compensation reported
Porscha Farfan
Treasurer
On filings since 2021
1 hr/week
No compensation reported
Carla Thomas
Board Member
On filings since 2022
1 hr/week
No compensation reported
Mary Moore
Board Member
On filings since 2022
1 hr/week
No compensation reported
Susan O'Hara
Vice President
On filings since 2022
1 hr/week
No compensation reported
Former officers (5)
- Former: Richard Leamon (2020–2022) — Board Member
- Former: Cathy Mathena (2020–2021) — Board Member
- Former: Dave Stockton (2020–2021) — Vice President
- Former: Jenny Early (2021) — Board Member
- Former: Dana Johnston (2020) — Board Member
Data from IRS Form 990 filings, 2020–2024. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Compensation Overview
From 2024 IRS filing
The highest reported compensation on the 2024 filing was $70K, to Sophia Eckert (Exec Director).
Frequently asked questions about Humboldt Redwoods Interpretive Assn
How much does Humboldt Redwoods Interpretive Assn give each year?
Humboldt Redwoods Interpretive Assn gave $67K across 2 grants in 2024, according to its 2024 IRS Form 990. In 2023 it gave $56K across 2 grants.
How large is Humboldt Redwoods Interpretive Assn?
Humboldt Redwoods Interpretive Assn reported $836K in total assets on its 2024 IRS Form 990. Its revenue that year was $446K.
Where does Humboldt Redwoods Interpretive Assn operate?
Humboldt Redwoods Interpretive Assn has awarded grants in California.
What is Humboldt Redwoods Interpretive Assn's EIN?
Humboldt Redwoods Interpretive Assn's EIN (Employer Identification Number) is 94-2598084. IRS Form 990 filing data is available on this page for 2020–2024.
Data last updated September 2026. Sourced from IRS Form 990 filings.
Data update history
(6)
When this profile's IRS filing data changed on Grantable
- Updated Form 990 for fiscal year 2020 (received by the IRS November 15, 2021)
- Updated Form 990 for fiscal year 2021 (received by the IRS November 10, 2022)
- Updated Form 990 for fiscal year 2022 (received by the IRS November 14, 2023)
- Updated Form 990 for fiscal year 2023 (received by the IRS October 31, 2024)
- Updated Form 990 for fiscal year 2024 (received by the IRS November 17, 2025)
- IRS filings on file for fiscal years 2020–2024
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