MGE Home Performance with ENERGY STAR®

Madison Gas and Electric

Available Weatherization

About This Program

MGE Home Performance with ENERGY STAR® is available to homeowners in Sun Prairie, WI.

MGE rebate program for whole-home energy improvements identified through a comprehensive energy audit. Incentives for insulation, air sealing, and duct sealing performed by participating contractors. Available to MGE electric and gas customers in Sun Prairie.

Rebate amount depends on scope of improvements; typical package receives $400-$600

Official program page checked live on 2026-06-22.

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

In Sun Prairie, WI, you can combine this program with other local help to cut your cost:

Key Details

  • Up to $600 in rebates for energy improvements
  • Requires comprehensive home energy audit
  • Covers insulation, air sealing, duct sealing
  • Must use MGE-approved contractor
  • Available to all MGE customers

How to Apply

Get free help applying Visit Official Program Page Track this program

(608) 252-7117

A grant-savvy contractor in Sun Prairie, WI 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 Sun Prairie who knows grant paperwork.

Get matched with a contractor

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

Your application paperwork

Documents you will likely need

  • Proof you own and live in the home (deed, recent mortgage statement, or property tax bill).
  • A government-issued photo ID for every owner on title.
  • A written estimate from a licensed contractor for the work (many programs require this to apply).
  • A recent utility bill for the home (energy and weatherization programs use it to confirm service and usage).
  • Photos of the problem area or the work to be done.
  • The program's own application form, completed (use the official link or phone number on this page).
Download this checklist (PDF)

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: Year-round program

Questions about this program?

Ask us. It is free, and a real person answers within a business day.

Email us about this program

Frequently asked questions

How much can MGE Home Performance with ENERGY STAR® provide in Sun Prairie, WI?

Up to $600 in rebates.

Who qualifies for MGE Home Performance with ENERGY STAR® in Sun Prairie?

MGE Home Performance with ENERGY STAR® is open to homeowners in Sun Prairie, WI. It has no income limit.

How do I apply for MGE Home Performance with ENERGY STAR® in Sun Prairie, WI?

Apply directly with Madison Gas and Electric using the official program link on this page or call (608) 252-7117. There is no middleman and no fee.

Need a Contractor for This Grant?

Grant-approved contractors understand the documentation, inspections, and timelines, so your funding releases on schedule.

Get matched with a pro, free Browse Sun Prairie, WI contractors

Find More Programs in Sun Prairie, WI

This is just one of many grants, rebates, and free programs available. Stack them together to maximize your savings.

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