Ameren Illinois
Ameren Illinois Insulation Rebate is available to homeowners in Granite City, IL.
Rebates for Ameren Illinois customers who add insulation to attics, walls, or crawl spaces. Must meet R-value requirements and be installed by approved contractor. Air sealing work may also qualify for additional rebates.
Rebate calculated based on square footage and R-value of insulation installed
Official program page checked live on 2026-06-22.
Data last verified 2026-06-09. How we verify our data.
In Granite City, IL, you can combine this program with other local help to cut your cost:
A grant-savvy contractor in Granite City, IL can handle the paperwork, inspections, and timelines so your funding releases on schedule. Getting matched is free.
This grant requires a licensed contractor
This grant requires the work to be done by a licensed contractor, and you will likely need a written estimate to apply. Get a free estimate from a contractor in Granite City who knows grant paperwork.
Get matched with a contractorEach program sets its own contractor rules. Check the official program page for exact requirements.
Documents you will likely need
Requirements vary by program and locality. Confirm the exact rules on the official program page. We can help you prepare your paperwork, but you submit it yourself.
Deadline: Ongoing program
Ask us. It is free, and a real person answers within a business day.
Email us about this programUp to $750 rebate.
Ameren Illinois Insulation Rebate is open to homeowners in Granite City, IL. It has no income limit.
Apply directly with Ameren Illinois using the official program link on this page or call (866) 800-0747. There is no middleman and no fee.
Grant-approved contractors understand the documentation, inspections, and timelines, so your funding releases on schedule.
Rebates and discounts that stack on top of any grant. Most are free to use.
This is just one of many grants, rebates, and free programs available. Stack them together to maximize your savings.
See All Programs