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Grants to California, Montana, Alaska, and Chile Nonprofits for Projects to Protect Biodiversity


Geographic Focus

USA: Alaska: Tongass National Forest California: California Floristic Province - primarily in Northern CaliforniaMontana: High Divide

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International country outside of the USA, Israel and Canada.

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Weeden Foundation Grant

Weeden Foundation

Grant Provider's 990

Agency: Foundation

GrantWatch ID #174218

Grant Description

Previous Page Version

Grants to California, Montana, Alaska, and Chile nonprofit organizations in eligible regions to address the effects of population growth on biodiversity. New applicants are required to submit a letter of inquiry prior to submitting a full proposal. Priority is given to returning grant recipients. The following regions are eligible: 1) California Floristic Province 2) High Divide in SW Montana; 3) Tongass National Forest in Southeastern Alaska; and 4) Chilean Patagonia.

The Foundation protects biodiversity directly in four geographical program areas:

  • Alaska – In Southeastern Alaska, the focus is on the Tongass National Forest by maintaining Clinton-era Roadless Rule protections and expanding other protections such as wilderness designations.
  • California Floristic Province – The California Floristic Province grantmaking, primarily in Northern California, focuses on the protection of salmon, land, wildlife corridors as well as the restoration of rivers.
  • Montana – Focused in the High Divide in SW Montana this program area mainly aims to identify and protect wildlife corridors, reduce livestock-carnivore conflict, and to expand critical habitat for endangered species.
  • Chilean Patagonia – The Foundation promotes the expansion and institutionalization of private land conservation initiatives, with a focus on protecting endangered watersheds, and counters threats such as dams, industrial forestry, salmon aquaculture, and mining projects.

On a more general scale the Foundation supports the following focus areas.

  • Bird Conservation
  • Systemic Support program at the U.S. national policy level for wildlife corridors, the Endangered Species Act, and additional wilderness designation.
  • Global Biodiversity

To address the adverse impact of economic and human population growth on biodiversity, the Foundation’s grantmaking includes both Consumption and Population programs.

For more information, see

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Additional Eligibility Criteria:

Applicants must submit their IRS tax exemption 501(c)(3) certification letter or an equivalency document for non-U.S. based organizations (obtained in-country).

Additional Geographic Information:

Chilean Patagonia

Pre-Application Information:

The next deadline for applications is Friday, December 30th, 2022
(Letters of Inquiry are due 4 weeks before the application deadline – Dec. 2nd)

New applicants – New applicants – The Foundation requires that new applicants complete a Letter of Inquiry (LOI) which is due 4 weeks before the application deadline. Please complete the “New Applicants” form to submit your LOI. If the work proposed is of interest and/or fits into one of the program areas, you will be invited to submit a full proposal.

The Board of Directors meets the last Saturday in February, June, and October. For proposals to be considered at a meeting, they must be submitted online before the deadline. Proposal deadlines are eight weeks prior to each meeting, and are posted on the URL for Full Text (RFP) at least two months in advance.

Returning grantees – Please complete the “Returning Grantees” application.

Mission Statement:
What the Foundation Funds and Region:
Further information:

Additional Funding Information:

Term of Contract:

The Foundation does not currently entertain multi-year support requests.

Contact Information:


You may contact the Weeden Foundation at:
P.O. Box 606
Bedford Hills, NY 10507-0606
Phone: 914-864-1375

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