Environment Grants in Delaware

44 foundations fund environment programs in Delaware. See who they are, what they give, and how to reach them.

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These foundations have a track record of funding environment work in Delaware, based on IRS 990 grant data. Use the list below to find funders aligned with your mission, then sign up free to see how well your nonprofit fits each one.

Open Grant Opportunities

Live programs funding environment in Delaware that your nonprofit can apply to now.

Open nowCloses in 4 days (Jul 1, 2026)Award: Varies

Challenge Grant

From Research to Prevent Blindness Endowment Fund

Vision research infrastructureOphthalmology departmentsCapacity building

Who can apply: Department of Ophthalmology; intended for newly emerging eye research programs and recently appointed department chairs at non-grantee ophthalmology departments at university-connected medical schools.

Open nowCloses in 4 days (Jul 1, 2026)

Nature Conservancy & Wildlife Conservation Grants

From Arthur L Bud Johnson in Memory of Elaine V Johnson Foundation

nature conservancywildlife conservationland preservation+3 more

Who can apply: Applicant must be a charitable organization described in Section 501(c)(3) and 509(a)(1), 509(a)(2), or 509(a)(3). The foundation funds organizations that preserve, care for, and benefit wildlife and the world's natural resources. It gives highest priority to direct conservation and science-based conservation activities. Wildlife rehabilitation not focused on threatened or endangered species will not be funded, and organizations whose primary focus is advocacy or litigation are not funded.

Open nowCloses in 13 days (Jul 10, 2026)Award: $25K – $75K

Environment Initiative

From Roy A Hunt Foundation

climate and energytoxics and wasteclean water+4 more

Who can apply: Only organizations with 501(c)(3) status or a fiscal sponsor may submit inquiries. The committee does not consider capital projects, easements, local watersheds/conservancies/land trusts, direct legislative lobbying, or international NGOs.

Open nowCloses in 18 days (Jul 15, 2026)Award: Up to $5K

General & Rapid Grants

From Ball Brothers Foundation

Arts & CultureEducationCommunity Vitality+3 more

Who can apply: Indiana-based nonprofits, government organizations, or schools. General Grants are typically reserved for larger-scale projects. Applicants are encouraged to connect with BBF staff first before submitting a Preliminary Application.

Open nowCloses Jul 31, 2026Award: $3K – $20K

Community Grants

From Delaware County Foundation

RecoveryHousingMental health+16 more

Who can apply: Eligible applicants include 501(c)(3) public charities that are not private foundations, governmental or other publicly funded entities, or organizations with a qualified tax-exempt fiscal sponsor. Projects must benefit Delaware County, Ohio residents. Grants are not made to individuals. Exclusions include non-secular/religious doctrine activities, academic or medical research, annual fundraising campaigns or events, endowment creation/additions, debt or legal settlements, and political or partisan purposes.

Open nowRolling / open intake

Colcom Foundation Grantmaking Program

From Colcom Foundation

Carrying CapacityLocal EnvironmentLocal Community+5 more

Who can apply: For projects not previously funded by Colcom Foundation. LOIs are accepted on a rolling basis; approved LOIs receive an invitation to submit a full Grant Application. Grant applications require a recent 990, recent audited financials or equivalent, itemized project budget, and KPI table.

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Deadlines and program details come from public sources and can change. Always confirm on the funder's official site before applying.

Largest Environment in Delaware Foundations

NEW VENTURE FUND

WASHINGTON, DC

Annual Giving

$359.6M

Total Assets

$624.9M

Median Grant

$120K

C05National
SIXTEEN THIRTY FUND

WASHINGTON, DC

Annual Giving

$236.4M

Total Assets

$106.5M

Median Grant

$100K

C60National
Climate Imperative Foundation

San Francisco, CA

Annual Giving

$161.5M

Total Assets

$109.6M

Median Grant

$426K

C12National
WINDWARD FUND

WASHINGTON, DC

Annual Giving

$137.7M

Total Assets

$432.7M

Median Grant

$100K

C30National
NATIONAL PARK FOUNDATION

WASHINGTON, DC

Annual Giving

$81.9M

Total Assets

$560.6M

Median Grant

$50K

C12National
THE NATURE CONSERVANCY

ARLINGTON, VA

Annual Giving

$54.1M

Total Assets

$9.5B

Median Grant

$25K

C32National
THE CONSERVATION FUND A NONPROFIT CORPORATION

ARLINGTON, VA

Annual Giving

$52.4M

Total Assets

$919.4M

Median Grant

$20K

C300Regional
ENERGY ACTION FUND

SAN FRANCISCO, CA

Annual Giving

$20M

Total Assets

$29.3M

Median Grant

$50K

C35National
NATIONAL ASSOCIATION OF CONSERVATION DISTRICTS

WASHINGTON, DC

Annual Giving

$17.7M

Total Assets

$7.3M

Median Grant

$40K

C030National
NATIONAL NETWORK OF ABORTION FUNDS INC

BEAVERTON, OR

Annual Giving

$16.3M

Total Assets

$67.8M

Median Grant

$59K

C99ZNational
THE RECYCLING PARTNERSHIP INC

WASHINGTON, DC

Annual Giving

$15.5M

Total Assets

$46.1M

Median Grant

$81K

C27National
SUSTAINABLE ENERGY UTILITY INC

DOVER, DE

Annual Giving

$13.6M

Total Assets

$154M

Median Grant

$73K

C35Regional
SUSTAINABLE MARKETS FOUNDATION

NEW YORK, NY

Annual Giving

$13.2M

Total Assets

$51.2M

Median Grant

$25K

C30National
PATAGONIAORG

VENTURA, CA

Annual Giving

$13.2M

Total Assets

Median Grant

$15K

C19National
DEPLOYUS INC

BOSTON, MA

Annual Giving

$12.3M

Total Assets

$5.3M

Median Grant

$105K

C35National
NATURAL RESOURCES DEFENSE COUNCIL INC

NEW YORK, NY

Annual Giving

$10.6M

Total Assets

$576.9M

Median Grant

$20K

C300National
SOCIAL & ENVIRONMENTAL ENTREPRENEURS (SEE) INC

CALABASAS, CA

Annual Giving

$6.9M

Total Assets

$103.2M

Median Grant

$43K

C05National
NATIONAL ARBOR DAY FOUNDATION

LINCOLN, NE

Annual Giving

$6.2M

Total Assets

$120.6M

Median Grant

$38K

C500National
NATIONAL MARINE SANCTUARY FOUNDATION

SILVER SPRING, MD

Annual Giving

$5.6M

Total Assets

$15.5M

Median Grant

$26K

C113National
AMERICAN RIVERS INC

WASHINGTON, DC

Annual Giving

$5M

Total Assets

$26.4M

Median Grant

$21K

C013National
NATIONAL AUDUBON SOCIETY INC

NEW YORK, NY

Annual Giving

$4.8M

Total Assets

$622.2M

Median Grant

$12K

C300National
WRLD Foundation

WIlmington, DE

Annual Giving

$4.7M

Total Assets

$2M

Median Grant

$140K

C12National
BUILDING DECARBONIZATION COALITION

LEWES, DE

Annual Giving

$4M

Total Assets

$8.9M

Median Grant

$700K

C01Regional
NEXTENERGY CENTER

DETROIT, MI

Annual Giving

$3M

Total Assets

$8.8M

Median Grant

$51K

C35Regional
THE LONGLEAF ALLIANCE INC

ANDALUSIA, AL

Annual Giving

$2.5M

Total Assets

$2.3M

Median Grant

$11K

C60Regional

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