Illinois Environment Grants
Explore 174 grant opportunities
Application Deadline
Sep 10, 2026
Date Added
Jul 17, 2026
This funding opportunity supports local projects that help farmers improve agricultural practices while restoring and enhancing aquatic ecosystems in the Upper Mississippi River Basin.
Application Deadline
Sep 30, 2026
Date Added
Aug 24, 2026
This funding opportunity provides financial support to local governments in Illinois for energy efficiency upgrades in public buildings that serve their communities.
Application Deadline
Not specified
Date Added
May 24, 2024
This program provides funding to public housing authorities, local governments, and nonprofit organizations in Illinois for energy efficiency upgrades in residential properties serving low-income and subsidized housing residents.
Application Deadline
Sep 12, 2026
Date Added
Oct 28, 2025
This grant provides funding to organizations working on sustainable development initiatives that alleviate poverty in specific areas, including international locations, the Greater Metropolitan St. Louis region, and West Central Illinois.
Application Deadline
Sep 7, 2026
Date Added
Sep 23, 2024
This funding initiative provides financial support to young activists and organizations in the Chicago area and Northwestern Indiana working on social justice projects that promote equality and community empowerment.
Application Deadline
Not specified
Date Added
May 16, 2025
This grant provides financial support to nonprofit organizations that serve low-income and underrepresented communities in various areas such as health, education, and legal services across specific major U.S. cities.
Application Deadline
Not specified
Date Added
Jul 28, 2025
This funding opportunity provides financial support to local governments in Illinois to develop comprehensive plans for improving wastewater infrastructure in small and disadvantaged communities lacking adequate facilities.
Application Deadline
Not specified
Date Added
Aug 7, 2025
This program provides low-income homeowners and multifamily property owners in Illinois with access to affordable solar panel installations, ensuring they save on electricity bills while promoting renewable energy use in underserved communities.
Application Deadline
Not specified
Date Added
May 24, 2024
This program provides funding to businesses and government entities in designated areas of Illinois to replace older diesel trucks with all-electric models, promoting cleaner air and reduced emissions.
Application Deadline
Nov 1, 2026
Date Added
Dec 9, 2024
This program provides $40 million in funding to support environmental and public health initiatives in underserved communities across the Great Lakes region, prioritizing tribal governments, small nonprofits, and local organizations addressing environmental challenges.
Application Deadline
Sep 30, 2026
Date Added
Aug 4, 2026
This program provides funding to dairy farms and processing businesses in the Midwest to support innovative projects that improve market access, sustainability, and operational efficiency within the dairy industry.
Application Deadline
May 31, 2027
Date Added
Jul 28, 2025
This funding opportunity provides financial assistance to local public agencies in Madison and St. Clair Counties, Illinois, for developing comprehensive plans focused on parks, recreation, and environmental management.
Application Deadline
Not specified
Date Added
Jun 13, 2025
This program provides financial assistance to coalitions of local governments, organizations, and stakeholders in Illinois to plan and develop greenways and trails that promote conservation, recreation, and community connectivity.
Application Deadline
Sep 16, 2026
Date Added
Jun 13, 2025
This program provides financial assistance to various organizations in Illinois for projects that improve water quality by addressing pollution from nonpoint sources, such as runoff from land.
Application Deadline
Apr 30, 2027
Date Added
Feb 14, 2025
This funding opportunity provides financial support to community organizations and local governments working to address environmental justice issues and improve public health in underserved communities across the U.S.
Application Deadline
Dec 2, 2026
Date Added
Jun 16, 2026
This grant provides financial support for educational organizations in Illinois to create and maintain wildlife habitats in schoolyards and public spaces, engaging students in hands-on environmental learning.
Application Deadline
May 31, 2027
Date Added
Jul 16, 2026
This program provides financial support to public and nonprofit organizations for community events that promote outdoor recreation and environmental education in Madison and St. Clair Counties, Illinois.
Application Deadline
Not specified
Date Added
Jun 13, 2025
This program provides financial assistance to owners and operators of leaking petroleum underground storage tanks in Illinois to help cover the costs of site investigation and cleanup to protect public health and the environment.
Application Deadline
Not specified
Date Added
May 24, 2024
This program provides funding to public airports in Illinois for projects that improve aviation infrastructure and operations, ensuring safe and efficient air travel.
Application Deadline
Not specified
Date Added
Jun 13, 2025
This program provides funding to local governments in Illinois to create comprehensive inventories of lead service lines in their water systems, helping to reduce lead exposure risks in drinking water.

