Nicor Gas customers, Illinois · Free service
Nicor Gas Income-Eligible Home Energy Savings and Free Weatherization
Run by Nicor Gas Energy Efficiency Program
Nicor Gas customers with household income at or below 80% of area median income can get a free in-home energy assessment, free products and free weatherization such as air sealing, insulation and furnace repair or replacement.
Amounts
How much you get
Free to qualifying households. The assessment leads to free products and, where the home qualifies, free weatherization work.
Eligibility
Do I qualify?
You need to meet all 3 of these.
Nicor Gas customer.
Total household income at or below 80% of area median income, which varies by county. Living in an income-eligible census tract can also qualify.
You may already qualify if you have received SSI or disability benefits, LIHEAP grants, TANF benefits or Section 8 rental assistance.
Equipment
What equipment counts
Applying
How to apply
Follow these steps.
- Check the income guidelines.
Household income at or below 80% of area median income for your county, or receipt of SSI, LIHEAP, TANF or Section 8.
- Schedule a free assessment.
Call 855.660.9378 or use the online scheduling form. Lower-income households may instead be referred to IHWAP through the local community action agency.
- Get products and a report.
An energy advisor installs free products and recommends improvements.
- Free weatherization if the home qualifies.
A program contractor does air sealing, insulation, furnace repair or replacement and health and safety work at no cost.
Forms and instructionsIncome-Eligible Offerings - Nicor Gas · Free home energy and weatherization improvements - Nicor Gas · 2026 Nicor Gas Energy Efficiency Trade Ally Launch Presentation · Free Products and Services - Nicor Gas
Questions about applying855.660.9378
Stacking
Use it with
Your address
Next steps
Check that it covers your address. Then, if you want, ask for a contractor quote.
Is it available at your address?
Before anything else
Your quote request is in If a contractor we work with serves your ZIP, they can contact you. We take one request per person; contact us to change it.
Get an email if this program changes
We'll write if its amount, status or deadline changes. Nothing else.
FAQ
Questions
How much does Nicor Gas Income-Eligible Home Energy Savings and Free Weatherization pay?
Work done at no cost. Free to qualifying households. The assessment leads to free products and, where the home qualifies, free weatherization work.
Do I need to be a Nicor Gas customer?
Yes. It’s only for homes in Nicor Gas customers, Illinois. See Do I qualify for the details.
Is there an income limit?
Total household income at or below 80% of area median income, which varies by county. Living in an income-eligible census tract can also qualify.
Is it still available?
Yes. It was open when we last checked, on October 27, 2026.
Plain words
Words used on this page
References
Sources
This page is built from these official pages, run by the program itself.
- Income-Eligible Offerings - Nicor Gas
- Free home energy and weatherization improvements - Nicor Gas
- 2026 Nicor Gas Energy Efficiency Trade Ally Launch Presentation
- Free Products and Services - Nicor Gas
When one of these pages changes, we re-check this page against it.
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Checked Oct 28, 2026
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Checked Oct 27, 2026
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Checked Oct 27, 2026