Skip to main content
Main content

Best Sustainability Grants in Connecticut

Looking for Sustainability Grants in Connecticut? Find the perfect grant for your nonprofit on Instrumentl.

Skip the search. Get matched with grants that fit your non-profit.

Skip the search.

Get matched with grants that actually fit.

Smart recommendations based on your profile — in minutes.

Find me grants

Up to US $25,000

Connecticut Health Foundation President’s Discretionary Grant

Rolling deadline
The Connecticut Health Foundation President’s Discretionary Grant provides funding up to $25,000 for projects that aim to improve health equity and access within communities. This grant supports innovative approaches, research on sustainable funding, and efforts to elevate community voices in policy discussions. Eligible applicants include 501(c)(3) organizations and public agencies. This rolling grant opportunity is ideal for time-sensitive projects that address systemic health disparities in Connecticut.
Connecticut Health Foundation Inc

Up to US $5,000

Urgent Response Grants

Rolling deadline
The Haymarket People's Fund offers Urgent Response Grants of up to $5,000 for grassroots organizations in New England to address unforeseen crises or opportunities. These grants support both urban and rural social justice efforts and do not require 501(c)3 status. Priority is given to organizations led by people of color that incorporate anti-racism values. Applications are accepted on a rolling basis after a preliminary conversation with Haymarket staff.
Haymarket People's Fund

Up to US $20,000

Transaction Assistance Grant (TAG) Program

Applications due Sep 30, 2026
The Transaction Assistance Grant (TAG) Program, offered by the Connecticut Land Conservation Council, aims to enhance land conservation efforts by providing financial support for transaction-related costs. With applications accepted monthly, this program facilitates timely funding for land trusts, addressing immediate conservation needs efficiently. CLCC's commitment to fostering equity and environmental justice ensures that diverse communities benefit from enhanced access to open spaces and conservation resources, promoting a sustainable future for Connecticut's natural landscapes.
Connecticut Land Conservation Council

Skip the search.

Get matched with grants that actually fit.

Smart recommendations based on your profile — in minutes.

Unspecified amount

Elizabeth M. Pfriem Foundation Grant

Applications due Oct 15, 2026
The Elizabeth M. Pfriem Foundation, established in 2015 in Rye Brook, New York, is committed to enhancing the human condition through grants to 501(c)(3) public charities. Focusing primarily on the greater Bridgeport, Connecticut area, it supports initiatives in education, healthcare, food security, and housing. The foundation prioritizes organizations demonstrating fiscal responsibility and innovative programs with significant impact potential, ensuring sustainable support for vulnerable populations, especially children and families in need.
Elizabeth M Pfriem Foundation

US $50,000 - US $250,000

Northest SARE Farming Community Grant Program

Full proposal due Oct 26, 2026

About Northeast SARE

The Northeast Sustainable Agriculture Research and Education (SARE) Program offers grants and education to farmers, educators, service providers, researchers and others to address key issues affecting the sustainability of agriculture throughout our region.

The program serves Connecticut, Delaware, Massachusetts, Maryland, Maine, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Vermont, West Virginia, and Washington, D.C. The program is administered by Northeast SARE's host institution, the University of Vermont.

Farming Community Grant Program

The Northeast SARE Farming Community Grant applies social science research and education projects that strengthen farming and food systems at the community level.

These projects explore innovative approaches to improving the health and sustainability of agricultural communities in the Northeast. This program supports projects that are grounded in community partnerships and informed by the lived experiences of farmers. It encourages collaboration among farmers, service providers, researchers, and nonprofit organizations to co-create solutions that are responsive to local needs and scalable across the region.

This program encourages innovative solutions to challenges in farming and food systems in the Northeast USA, including but not limited to the areas of: Marketing and business; Crop production; Raising livestock; Aquaculture; Economic and social sustainability; Ecological knowledge; Projects related to climate and/or bioenergy work that provide direct or indirect benefits to farmers,ranchers, and private foresters; and more.

Technical Assistance Program

Applicants and grantees of the Farming Community Grant Program are eligible for Technical Assistance (TA) provided by Northeast SARE’s Technical Assistance Providers.

Funding: This grant is reimbursement based; you must spend money to receive the grant funds.

Northeast Sustainable Agriculture Research & Education

Up to US $10,000

PSEG Foundation Giving - Requests for Funding

Applications due Oct 31, 2026
The PSEG Foundation provides funding for events and initiatives that enhance community safety and environmental stewardship in areas where they operate, such as New Jersey and New York. Organizations must be 501(c)(3) nonprofits that align with the foundation's focus areas, including sustainable neighborhoods and safety preparedness. The application process is rolling, with a response time of 8 to 12 weeks. Proposals must be submitted online between January 1 and October 31, at least eight weeks before the event.
PSEG Foundation

US $25,000 - US $150,000

Connecticut Health Foundation Program Grants

Pre proposal due Nov 1, 2026
The Connecticut Health Foundation Program Grants support projects aimed at improving health equity for people of color. The foundation focuses on initiatives that influence health systems, funding innovative approaches that can lead to sustainable change. Eligible applicants include organizations with 501(c)(3) status and public agencies. Grants typically exceed $25,000 and prioritize projects that address racial and ethnic health disparities, ensuring community voices are included in policy discussions.
Connecticut Health Foundation Inc

Unspecified amount

Balfour Foundation- Educational Organizations Grants

Applications due Nov 2, 2026
The Lloyd G. Balfour Foundation, established in 1973, focuses on educational support for underserved populations in New England. It offers scholarships for employees of the Balfour Company and their families, as well as funding for organizations that provide educational services in Attleboro and surrounding areas. The Foundation prioritizes programs aimed at college readiness and success, particularly for first-generation and low-income students, and encourages multi-year funding requests to enhance nonprofit sustainability.
Lloyd G. Balfour Foundation

US $1,500 - US $9,999

CT Humanities: Capacity Grants

Applications due Nov 2, 2026
The CT Humanities Capacity Building Grant Program supports organizations bringing humanities to the public in Connecticut. By providing funding for consultant-led projects, this program enables organizations to improve their strategic planning, audience understanding, and operational efficiency. Eligible projects include board training, financial planning, marketing assessments, and more, fostering a stronger cultural community that reflects the diverse needs of the state.
Connecticut Humanities

Up to US $50,000

CT Grown for CT Kids Grant: Pre-School Age

Applications due Nov 9, 2026
The CT Grown for CT Kids Grant supports K-12 schools in Connecticut to enhance Farm-to-School programs, promoting local food in child nutrition initiatives. Established in 2021, this grant program provides up to $50,000 for projects lasting up to 24 months. It aims to improve children's health, enrich education through hands-on learning about nutrition, and foster connections with local farmers, ultimately benefiting the state's economy.
Connecticut Department of Agriculture

US $1,000 - US $5,000

Annual Environmental Grants

Applications due Nov 11, 2026
The Rockfall Foundation is accepting applications for its 2026 Annual Environmental Grants Program, aimed at non-profit organizations, municipalities, and schools. This program supports projects focused on environmental conservation, restoration, and education in the Lower Connecticut River Valley. Eligible expenses include materials, transportation, and program fees. Projects must demonstrate a clear benefit to the environment and align with the foundation's priorities, including environmental justice and youth engagement.
The Rockfall Foundation

US $1,000 - US $5,000

Environmental Champions Awards

Applications due Nov 11, 2026
The Environmental Champions Awards, established by The Rockfall Foundation, honor individuals and organizations for their significant contributions to environmental preservation, conservation, restoration, and education in the Lower Connecticut River Valley. Recognizing efforts since 1935, the awards include the Tom ODell Distinguished Service Award and Certificates of Appreciation. Eligible projects must demonstrate a positive impact on local ecosystems and can receive funding ranging from $1,000 to $5,000 to support innovative environmental initiatives.
The Rockfall Foundation

US $100,000 - US $500,000

Enterprise Capital Grant Program

Full proposal due Nov 12, 2026

About CHEFA

CHEFA was established by the Connecticut General Assembly in 1965 pursuant to Chapter 187 of the Connecticut General Statutes. Created to strengthen Connecticut’s nonprofit infrastructure, CHEFA provides access to tax-exempt bond financing and other financial tools for healthcare providers, educational institutions, childcare providers, and other eligible nonprofit organizations. Since its founding, CHEFA has issued more than $26.7 billion in tax-exempt bonds and awarded over $53.4 million in grant funding statewide. Through its subsidiary, the Connecticut Higher Education Supplemental Loan Authority (CHESLA), CHEFA has also provided more than $652 million in affordable student loans and over $12.6 million in scholarships to Connecticut students. CHEFA carries out this essential public purpose without the use of state appropriations or taxpayer funds.

Enterprise Capital Grant Program

The Enterprise Capital Grant Program is designed to bolster the capabilities and impact of nonprofit organizations in Connecticut through grants that support strategic initiatives and strengthen balance sheets. Funding for this program is derived from CHEFA’s own resources and does not include any State funding.

The FY 2027 Enterprise Capital Grant Program will support innovative investments toward the launch, stabilization, or scaling of an organization and its vision and mission. Letters of Interest will be considered for initiatives such as:

  • Capacity Building and Investment to Enhance Organizational Efficiency
  • Program Expansion to Increase Reach and Impact
  • Strategic Projects that Promote Sustainability

Organizations are expected to have recently completed (or have plans in the near future to complete) a strategic plan that supports their grant request. Funding will be unrestricted, with the purpose of providing flexible capital to empower organizations to better address societal challenges and achieve their missions more effectively.

General Guidelines

  • Awards are for a three-year grant period and range from $100,000 to a maximum of $500,000
  • Applicants that have outstanding CHEFA bond issues must be substantially in compliance with all bond documentation for the most recent audited fiscal year and current on all payments due to be deemed eligible.
Connecticut Health and Educational Facilities Authority

US $5,000 - US $100,000

Long Island Sound Community Impact Fund

Letter of inquiry due Nov 20, 2026

Long Island Sound Community Impact Fund 2026 RFA

About the Long Island Sound Community Impact Fund (LISCIF)

The Long Island Sound Community Impact Fund (LISCIF) is a partnership among Restore America’s Estuaries, the U.S. Environmental Protection Agency, and the Long Island Sound Partnership. The purpose of LISCIF is to provide technical and financial assistance to communities for addressing environmental issues and to improve the quality and accessibility of the Long Island Sound. Technical assistance will be provided through LISCIF and is available to communities/organizations even if one does not submit a proposal for funding.  

This is the third round of LISCIF funding. Up to $1,200,000 in competitive funding will be awarded to support projects in New York and Connecticut. Project proposals must incorporate Actions of the Comprehensive Conservation and Management Plan (CCMP).  

For LISCIF, the geographic region refers to the Long Island Sound watershed area within New York and Connecticut.

Funding Priorities

LISCIF’s funding priorities are aligned with the CCMP themes and Actions. For 2026, LISCIF’s main funding themes are:

  • Clean Waters and Healthy Watersheds  
  • Thriving Habitats and Abundant Wildlife  
  • Sustainable and Resilient Communities   
  • Informed and Engaged Public  

The Long Island Sound Community Impact Fund aims to build capacity for organizations located in communities affected by environmental and human health risks. The Fund seeks to provide technical assistance for communities and support proposals which ultimately improve access to the Long Island Sound, while reducing overall environmental health risks. Eligible projects and activities will be community-driven and address one of the funding priorities below:   

Funding is available for:   

  • Projects that result in quantifiable pollutant prevention or reduction.   
  • Restoring habitat within the Important Coastal Habitat Types targeted by LIS Partnership.  
  • Projects that foster a diverse balance and abundant populations of fish, birds, and wildlife.    
  • Public engagement, knowledge, and stewardship.  
  • Projects that enhance community resilience and sustainability.   
  • Planning and design that set-the-stage for implementation of water quality projects, eligible habitat restoration projects and resilience projects.   
  • Community-based science projects.  
  • Data management and integration projects.   
  • Other similar activities that the applicant proposes, and EPA approves, that are consistent with Section 119 of the Clean Water Act.
Restore America’s Estuaries

Unspecified amount

New Alliance Foundation: Emerging Grants

Applications due Dec 1, 2026
The New Alliance Foundation's Emerging Grant Program supports early-stage nonprofit organizations dedicated to addressing local needs in Connecticut. By providing one-year grants, the program aims to help these organizations build capacity, test innovative ideas, and foster community impact. Priority is given to initiatives that align with the Foundation's mission of advancing literacy and dismantling systemic inequities. This program empowers nonprofits to grow and create lasting change in their communities.
New Alliance Foundation

Up to US $10,000

The 1772 Foundation Connecticut Matching Grant for Historic Preservation

Letter of inquiry due Dec 5, 2026
The 1772 Foundation Connecticut Matching Grant for Historic Preservation offers up to $10,000 annually for 501(c)(3) non-profits in Connecticut to support preservation projects. Qualifying projects include exterior painting, restoration of finishes, fire detection, and security systems, among others. Funding requires a one-to-one match, and grants are not available for churches, schools, or municipalities. This initiative promotes the preservation of historic sites, contributing to community identity and local economies.
Connecticut Trust for Historic Preservation

Up to US $10,000

Connecticut Historic Preservation Matching Grants

Letter of inquiry due Dec 5, 2026
The 1772 Foundation offers Connecticut Historic Preservation Matching Grants of up to $10,000 for various preservation projects, including exterior painting, surface restoration, and structural repairs. To qualify, applicants must be IRS-certified 501(c)(3) organizations and have completed any prior matching grants. Funding excludes schools and churches. Applicants may need to submit recent maintenance and restoration plans to demonstrate site sustainability, ensuring the longevity of these historic structures.
1772 Foundation

Unspecified amount

Regional Impact Grants: Preston Community Fund

Applications due Jan 10, 2027
The Preston Community Fund, part of the Community Foundation of Eastern Connecticut, provides grants to support arts, culture, and social needs of Preston residents. It prioritizes projects that promote equity and social justice, encouraging collaboration with 501(c)(3) organizations and governmental agencies. Applicants must be charitable organizations or schools, and grants are not available for individuals or for-profit endeavors. The fund aims to foster innovative programs that benefit the community.
Community Foundation of Eastern Connecticut

US $15,000 - US $25,000

Moving Image Fund: Production / Post Production Grants

Letter of inquiry due Jan 17, 2027
The Moving Image Fund, established by LEF New England, supports independent documentary filmmakers in the region with grants for production and post-production phases. The fund provides up to $15,000 for production and $25,000 for post-production, with a focus on projects that demonstrate originality, quality, and feasibility. Since 2001, it has awarded over $5 million to approximately 450 projects, fostering a vibrant community of filmmakers in New England.
LEF Foundation

US $15,000 - US $200,000

Long Island Sound Stewardship Fund Grant

Applications due Feb 5, 2027
The Long Island Sound Stewardship Fund Grant provides competitive funding to restore and protect the health of Long Island Sound. Aiming to empower underrepresented communities, this grant supports projects that promote sustainability, resilience, and equity within the watershed of Connecticut and New York. With $400,000 available in 2025, proposals should address the Long Island Sound Comprehensive Conservation and Management Plan (CCMP) and advance environmental justice initiatives.
The New York Community Trust

US $5,000 - US $12,000

Cox Charities Community Grant Program

Applications due Mar 2, 2027
Cox Charities Northeast offers community grants ranging from $5,000 to $12,000 annually to support nonprofit organizations focused on STEAM education. Since 2001, Cox has invested nearly $8 million in youth programming across Connecticut, Ohio, and Rhode Island. The grants prioritize innovative projects in science, technology, engineering, arts, math, and sustainability initiatives, encouraging applications from eligible 501(c)(3) organizations in the Cox East serviceable footprint.
Cox Communications Inc

Unspecified amount

Strengthening Communities Grants

Full proposal due Apr 1, 2027
Boehringer Ingelheim's Strengthening Communities Grants aim to enhance the health of individuals and communities through innovative programs and financial contributions. The BI Cares Foundation focuses on improving access to healthcare, promoting STEM education, and strengthening the human-animal bond, particularly for underserved populations. Since its inception in 2001, BI Cares has donated over $37 million to support these initiatives in Connecticut. Their commitment extends through employee engagement and volunteerism to meet community needs.
Boehringer Ingelheim Pharmaceuticals, Inc. (BIPI) - BI Cares Foundation

US $10,000

CFF Champions Award

Applications due May 30, 2027
The CFF Champions Award celebrates organizations in the NY-NJ-CT region that drive food system change towards equity, sustainability, and economic viability. Each year, the award promotes exemplary work, offering a $10,000 grant to support transformative initiatives. Awardees present their efforts at the Annual Gathering, share updates with the CFF network, and contribute to future selection committees, fostering collaboration and community engagement in building a better food system.
North Star Fund

US $5,000 - US $7,500

Fund for the Northwest Corner Grants

Applications due Jun 15, 2027

Berkshire Taconic Community Foundation

Since 1987, we have strengthened communities through philanthropy and leadership. We channel generosity where it is needed, bringing together resources and passion to tackle our region’s most pressing issues and create lasting change.

The Region We Serve

Berkshire Taconic Community Foundation serves Berkshire, Columbia, northeast Dutchess and northwest Litchfield counties. This unique area where New York, Connecticut and Massachusetts meet contains 2,200 square miles of natural beauty and small-town charm that is home to nearly 230,000 people.

Fund for the Northwest Corner

Berkshire Taconic Community Foundation established the Fund for the Northwest Corner in 2000 to improve the quality of life for the residents of northwest Litchfield County, Connecticut: Cornwall, Falls Village, Goshen, Kent, Norfolk, North Canaan, Salisbury, Sharon, and Warren.

For more than two decades, the Fund has supported innovative community-based initiatives that strengthen our communities and create lasting impact.

In 2026, the Fund for the Northwest Corner is launching its first competitive grant cycle, reflecting its commitment to addressing emerging community needs. 

As reductions in state and federal funding intersect with rising demand for essential services, local organizations are adapting quickly. This grant cycle is designed to provide timely support while maintaining close dialogue with the nonprofits serving our towns, ensuring that charitable resources remain aligned with the region’s most pressing priorities.

By combining local insight with Berkshire Taconic Community Foundation’s trusted stewardship and grantmaking infrastructure, Fund for the Northwest Corner deploys resources strategically across critical areas of need.

Together, we aim to strengthen the local safety net and support the well-being of our community members now and into the future.

Types of Support

Requests will be considered for new or existing projects and programs. 

Support may include program expenses, expanded service delivery, staffing, supplies, or other critical costs directly tied to maintaining or strengthening essential services.

Requests may support existing programs, expanded services, or essential operational costs necessary to stabilize and sustain services during this period of increased strain.

Grants are intended to meet the most urgent needs and to be deployed within nine months of the notification deadline. Applicants should demonstrate the capacity to expend funds within this timeframe.

The Berkshire Taconic Community Foundation

US $1,000 - US $5,000

Investing in Artists: Tools & Equipment Grant

Applications due Jun 26, 2027
The Investing in Artists: Tools & Equipment Grant, offered by the Center for Cultural Innovation, provides funding between $1,000 and $5,000 for individual craft artists in the U.S. to purchase essential tools and equipment. This program aims to enhance the creative support system, enabling artists to produce object-based work and meet safety standards. Eligible applicants must demonstrate a commitment to their craft and have presented public artistic work within the last three years.
The Center For Cultural Innovation

US $75,000 - US $300,000

CT Social Equity Council Reimagine and Revitalize Program

Applications due Jul 15, 2027

The GrantThe Connecticut Social Equity Council (the Council) is launching the Reimagine & Revitalize (R2) Program, a statewide community reinvestment initiative designed to expand opportunity and strengthen communities disproportionately impacted by the War on Drugs.

Through this program, the Council is making a significant, long-term investment in Community-based organizations (CBOs) that are already doing critical work across the state. By directing funding to these organizations, the R2 Program aims to support sustainable, community-driven solutions that advance economic opportunity, promote stability, and improve outcomes for residents.

Program Priorities The R2 Program supports initiatives that align with one or more of three priority areas:

  • Economic Development -  focuses on increasing access to employment and economic opportunity.
    • This may include job readiness programs, workforce development, employer partnerships, and efforts that strengthen community infrastructure and support long-term economic stability.
  • Reentry Initiatives - support individuals returning to their communities after involvement with the justice system
    • Programs may include employment assistance, housing support, legal services, mental health resources, and other wraparound services that help individuals successfully reintegrate.
  • Youth Initiatives - focus on supporting young people through programs that promote academic success, personal development, and long-term opportunity. 
    • This may include mentorship, life skills training, mental health support, leadership development, and career readiness programming.

    Applicants should select the priority area that best aligns with their proposed program and clearly demonstrate how their work addresses the needs of the community they serve. 

    Community Foundation for Greater New Haven

    Up to US $5,000

    CT Grown for CT Kids Grant: Microgrants

    Applications due Sep 10, 2027
    The CT Grown for CT Kids Grant provides vital funding to enhance farm-to-school programs in Connecticut. Aimed at local boards of education, childcare centers, and organizations, this grant focuses on improving children's access to local foods, fostering nutritional education, and supporting local agriculture. By facilitating hands-on learning and sustainable practices, the program aims to enrich the educational experience and promote healthier lifestyles among children, ultimately benefiting the state's economy.
    Connecticut Department of Agriculture

    Showing 27 of 30+ results.

    Sign up to see the full list

    Sustainability Grants in Connecticut Highlights

    Looking for sustainability grants in Connecticut?


    Read more about each grant below or start your 14-day free trial to see all sustainability grants in Connecticut recommended for your specific programs.

    Grant Insights : Grant Funding Trends in Connecticut

    Average Grant Size

    What's the typical amount funded for Connecticut?

    Grants are most commonly $102,799.

    $102,799

    Total Number of Grants

    What's the total number of grants in Sustainability Grants in Connecticut year over year?

    In 2024, funders in Connecticut awarded a total of 44,963 grants.

    2022 40,971

    2023 41,714

    2024 44,963

    Top Grant Focus Areas

    Among all the Sustainability Grants in Connecticut given out in Connecticut, the most popular focus areas that receive funding are Education, Philanthropy, Voluntarism & Grantmaking Foundations, and Human Services.

    1. Education

    2. Philanthropy, Voluntarism & Grantmaking Foundations

    3. Human Services

    Funding Over Time

    How is funding for Sustainability Grants in Connecticut changing over time?

    Funding has increased by 26.46%.

    2022 $3,687,355,257

    2023 $3,626,469,446
    -1.65%

    2024 $4,586,184,577
    26.46%

    Connecticut Counties That Receive the Most Funding

    How does grant funding vary by county?

    Fairfield County, New Haven County, and Hartford County receive the most funding.

    County Total Grant Funding in 2024
    Fairfield County $2,060,422,894
    New Haven County $962,256,077
    Hartford County $506,655,014
    New London County $103,900,627
    Litchfield County $100,804,200