Find grants, rebates, forgivable loans, and free programs for Sun Prairie, WI, filtered to your situation.
As of June 2026, 24 home improvement grant, rebate, and forgivable loan programs are open to homeowners in Sun Prairie, WI, with individual awards up to $126,526. 5 programs target seniors, 2 serve veterans, and 14 require no income limit.
Data last verified 2026-06-09. How we verify our data.
| Funding type | Programs | Repaid? | Best for |
|---|---|---|---|
| Grants | 14 | Never repaid | Income-qualified homeowners |
| Forgivable loans | 1 | Forgiven after a residency period | Larger repairs with no money down |
| Rebates | 6 | Refunded to you after purchase | Energy-efficiency upgrades |
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HMGP provides funding after a presidentially declared disaster to help communities reduce future disaster losses. Homeow...
ICC coverage is built into every National Flood Insurance Program (NFIP) policy and pays up to $30,000 to help bring a s...
HUD funds state, county, and city governments to identify and fix lead-based paint hazards and other health hazards (mol...
EPA's WIIN Act grants and the Drinking Water State Revolving Fund (DWSRF) fund lead service line replacement programs in...
Federally funded weatherization services for income-eligible Wisconsin residents to reduce heating and cooling costs. Pr...
CDBG-funded forgivable loan program for major home repairs for low- to moderate-income owner-occupants in Sun Prairie. L...
Grant program for emergency home repairs that pose immediate health or safety threats to very low-income Sun Prairie hom...
MGE rebate program for whole-home energy improvements identified through a comprehensive energy audit. Incentives for in...
Rebates for installation of qualifying electric air-source or ground-source heat pumps. Enhanced rebates for cold-climat...
Rebate for purchasing and installing qualifying smart/programmable thermostats that optimize heating and cooling efficie...
Rebates for installing energy-efficient electric heat pump water heaters or high-efficiency gas water heaters. Incentive...
MGE will pick up and recycle your old working refrigerator, freezer, or window air conditioner and pay you $50 per unit....
Wisconsin's statewide energy efficiency program offering rebates for insulation, HVAC upgrades, windows, doors, water he...
State-funded lead hazard reduction for pre-1978 homes occupied by children under age 6 or pregnant women. Priority for h...
Low-interest financing for home improvements, repairs, and accessibility modifications for income-eligible Wisconsin hom...
Federal program offering low-interest loans (1% fixed) and grants to very-low-income homeowners in eligible rural areas ...
Grant for veterans with certain service-connected disabilities to construct or modify a home to meet disability needs. C...
Grant for veterans with certain service-connected disabilities to adapt a home for independent living. Covers accessibil...
Grant program to help Wisconsin residents with disabilities make accessibility modifications to their homes. Covers ramp...
Low-interest loan program to help Sun Prairie property owners repair or replace failing private sanitary sewer laterals....
Subscribe to a portion of MGE's community solar projects and receive monthly bill credits for the solar energy produced ...
Federal tax credit covering 30% of the cost of residential solar panel systems and battery storage installed for install...
State and federally funded program providing heating assistance to low-income Wisconsin households. Also offers emergenc...
Free home energy assessment and efficiency upgrades for income-qualified MGE customers. Services include LED lighting, p...
Many of these programs can be combined. For example, you can use a city repair grant for the work, a utility rebate for the energy savings, and a federal tax credit on top, all for the same project.
Pick a project to see how much funding could stack on it from multiple programs in this city.
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24 programs are currently listed for Sun Prairie, including FEMA Hazard Mitigation Grant Program (HMGP), FEMA Increased Cost of Compliance (ICC) Coverage, HUD Lead Hazard Control & Healthy Homes.
Grants do not have to be repaid. Forgivable loans are forgiven over a residency period, and rebates refund your money after the purchase. In Sun Prairie, 14 programs do not require repayment, 1 is forgivable loan, and 6 are rebates.
Every program listing carries the official application link and phone number for the administering agency. Homeowners apply directly with that agency; there is no middleman and no fee.