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Ameren Illinois Energy Efficiency Program – Healthier Homes Initiative

Ameren Illinois · Utility program

No-cost home upgrades and minor repairs; no dollar cap stated

Ameren Illinois offers a no-cost Healthier Homes Initiative that provides eligible residential customers with home upgrades and minor repairs to improve safety, comfort, indoor air quality, and overall home health. The official page says it is free, but it only lists eligibility in a few counties and does not specifically say it serves Williamson County.

Last verified: September 2, 2026

Program details

How it works

Ameren Illinois says the Healthier Homes Initiative is a no-cost program for eligible residential customers. Qualified homes receive upgrades and minor repairs based on an assessment by qualified contractors.

What the money covers

The program page says eligible customers may receive:

  • Air sealing
  • Insulation
  • Lighting replacement
  • Ventilation measures
  • Moisture control measures
  • Other safety measures

The page also says the program improves safety, comfort, indoor air quality, and overall home health.

What it does not cover

The page says the program does not include full construction such as roof replacement, extensive plumbing, or siding.

Eligibility area shown on the official page

The page states the current county eligibility shown is limited to:

  • Peoria County
  • Tazewell County
  • Vermilion County
  • Macon County
  • Champaign County

Amounts and matching

Ameren describes the service as no-cost and does not publish a dollar cap on the page.

How to apply

The page includes an eligibility check and application flow, but it does not publish a separate homeowner dollar amount or hard deadline on the page.

Timing and deadlines

No application deadline is stated on the official page.

Full eligibility details

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