Find grants, rebates, forgivable loans, and free programs for O'Fallon, MO, filtered to your situation.
As of June 2026, 26 home improvement grant, rebate, and forgivable loan programs are open to homeowners in O'Fallon, MO, with individual awards up to $126,526. 7 programs target seniors, 2 serve veterans, and 11 require no income limit.
Data last verified 2026-06-09. How we verify our data.
| Funding type | Programs | Repaid? | Best for |
|---|---|---|---|
| Grants | 19 | Never repaid | Income-qualified homeowners |
| Forgivable loans | 1 | Forgiven after a residency period | Larger repairs with no money down |
| Rebates | 4 | Refunded to you after purchase | Energy-efficiency upgrades |
Not sure which program fits? Email us what you need. It is free, and a real person answers.
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 program that reduces energy costs by improving home energy efficiency for income-qualified Missouri hou...
Low-interest rehabilitation loans for owner-occupied single-family homes in Missouri. Funds can be used for health, safe...
Provides rehabilitation assistance for owner-occupied homes in St. Charles County with incomes at or below 80% AMI. Loan...
Emergency repair grants for owner-occupied households in St. Charles County with incomes at or below 50% AMI. Addresses ...
Ameren Missouri customers can receive rebates for energy-efficient home improvements including insulation, air sealing, ...
Rebates for qualifying high-efficiency central air conditioners, heat pumps, and furnaces installed in Ameren Missouri s...
Rebate for qualifying smart thermostats that help manage home energy use. Must be enrolled in Ameren's smart thermostat ...
Ameren Missouri purchases Solar Renewable Energy Credits (SRECs) from residential solar system owners. Homeowners receiv...
Rebates for natural gas customers who install high-efficiency furnaces, boilers, water heaters, and other gas equipment....
Free lead hazard assessment and abatement for Missouri homes built before 1978 where a child under age 6 resides or visi...
Low-interest loans and grants to very-low-income homeowners in eligible rural areas to repair, improve, or modernize hom...
Helps veterans with certain service-connected disabilities purchase or modify a home to meet their accessibility needs. ...
Helps veterans with certain service-connected disabilities adapt a home to meet accessibility needs. Eligible disabiliti...
Provides accessibility modifications for owner-occupied homes where a resident has a disability. Includes ramps, grab ba...
Cost-sharing program for homeowners to address stormwater drainage problems on private property that impact public infra...
Assists income-qualified homeowners with repair or replacement of damaged sewer lateral lines connecting the home to the...
Missouri residents age 62+ with household income below $30,000 (or $34,000 if married) can freeze their property tax ass...
Refundable tax credit for Missouri seniors age 65+ and residents with disabilities age 18-64 who pay property tax or ren...
Activated after major disasters to help Missouri homeowners repair damage not covered by insurance or FEMA. Program avai...
Federal HOME funds distributed by MHDC for owner-occupied rehabilitation and accessibility modifications. Program is typ...
Free comprehensive weatherization services for income-qualified Ameren Missouri customers. Includes energy assessment, a...
Ameren Missouri pays customers $50 to recycle working refrigerators or freezers. Free pick-up and environmentally respon...
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.
These contractors specialize in grant-funded projects and understand the documentation requirements.
No contractors listed yet, be the first in this market.
Tell us about your project. We'll connect you with contractors in your city who've completed grant-funded work and know the program documentation.
We'll email you when new programs open, deadlines approach, or funding runs low.
26 programs are currently listed for O'Fallon, 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 O'Fallon, 19 programs do not require repayment, 1 is forgivable loan, and 4 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.