Illinois Weatherization Assistance Program (WAP)

Illinois Department of Commerce & Economic Opportunity (DCEO)

Available Weatherization

About This Program

Federally-funded weatherization program serving income-eligible Illinois residents. Provides free energy audits and installation of insulation, air sealing, heating system repairs or replacement, and other energy-saving measures to reduce utility bills.

Average weatherization package valued at approximately $6,500 per home

Data last verified 2026-06-09. How we verify our data.

Key Details

  • Free weatherization services for income-qualified households
  • Includes insulation, air sealing, furnace repair/replacement
  • Income at or below 200% of federal poverty level
  • Priority for seniors, families with children, and persons with disabilities
  • No cost to eligible homeowners and renters

How to Apply

A grant-savvy contractor in Homewood, IL can handle the paperwork, inspections, and timelines so your funding releases on schedule. Getting matched is free.

You will likely need a contractor to apply

Projects like this almost always need a licensed contractor, and many grants ask for a written estimate as part of your application. Lining up a contractor in Homewood early keeps your application moving.

Get matched with a contractor

Each program sets its own contractor rules. Check the official program page for exact requirements.

Deadline: Rolling applications, subject to funding availability

Questions about this program?

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