Illinois Environment Grants
Explore 157 grant opportunities
Application Deadline
Not specified
Date Added
Nov 4, 2025
This program provides funding to Illinois public housing authorities, municipalities, counties, townships, and nonprofits to conduct energy assessments for residential properties that assist low-income residents, helping identify improvements to reduce energy consumption.
Application Deadline
Mar 28, 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
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
Apr 30, 2026
Date Added
Feb 13, 2026
This funding opportunity provides financial support to publicly owned wastewater treatment plants in Illinois for implementing solar energy and battery storage systems to enhance energy resilience and operational efficiency.
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
Mar 13, 2026
Date Added
Mar 18, 2025
This funding initiative provides financial support for conservation projects that enhance public open spaces and promote climate resiliency and pollinator habitat in Northern Illinois.
Application Deadline
May 29, 2026
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
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
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
Apr 2, 2026
Date Added
Feb 19, 2026
This funding opportunity is designed to enhance the skills of agricultural educators in the Midwest, enabling them to develop impactful programs that promote sustainable farming practices and support local farmers and ranchers.
Application Deadline
Not specified
Date Added
Jul 29, 2025
This program provides federal funding to public-use airports in Illinois for essential infrastructure improvements, safety enhancements, and capacity upgrades to support aviation development and economic growth.
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
Apr 17, 2026
Date Added
Jul 28, 2025
This program provides funding to the Illinois Department of Transportation for projects that enhance the state's freight infrastructure, promoting economic growth and improving transportation efficiency.
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.
Application Deadline
May 15, 2026
Date Added
Feb 14, 2025
This program provides funding to local nonprofit organizations and public entities in DeKalb County, Illinois, to support the construction and expansion of facilities that address community needs.
Application Deadline
Apr 6, 2026
Date Added
Feb 19, 2026
This funding opportunity provides financial support to state, Tribal, and local governments in the Midwest to develop and enhance programs for protecting and restoring wetlands through innovative research and community engagement.

