Home Improvement Grants in Islip.

Find grants, rebates, forgivable loans, and free programs for Islip, NY, filtered to your situation.

As of June 2026, 25 home improvement grant, rebate, and forgivable loan programs are open to homeowners in Islip, NY, with individual awards up to $126,526. 4 programs target seniors, 2 serve veterans, and 13 require no income limit.

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

Types of help in this city

Funding typeProgramsRepaid?Best for
Grants14Never repaidIncome-qualified homeowners
Forgivable loans4Forgiven after a residency periodLarger repairs with no money down
Rebates6Refunded to you after purchaseEnergy-efficiency upgrades

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Showing 25 programs
Varies, no individual cap; projects typically $10K-$200K+

FEMA Hazard Mitigation Grant Program (HMGP)

HMGP provides funding after a presidentially declared disaster to help communities reduce future disaster losses. Homeow...

Disaster
Up to $30,000

FEMA Increased Cost of Compliance (ICC) Coverage

ICC coverage is built into every National Flood Insurance Program (NFIP) policy and pays up to $30,000 to help bring a s...

Disaster
Varies by jurisdiction, typically $5,000-$15,000 per unit

HUD Lead Hazard Control & Healthy Homes

HUD funds state, county, and city governments to identify and fix lead-based paint hazards and other health hazards (mol...

Seniors & Disability
Varies, full line replacement cost covered in many programs

EPA / WIIN Act Lead Service Line Replacement

EPA's WIIN Act grants and the Drinking Water State Revolving Fund (DWSRF) fund lead service line replacement programs in...

Seniors & Disability
Forgivable loan up to $30,000

Islip CDBG Owner-Occupied Rehabilitation Program

Provides forgivable loans for major home repairs to income-qualified owner-occupants in Islip. Loan is forgiven after 5 ...

Home Repair
Up to $10,000 grant

Islip Emergency Home Repair Program

Provides emergency repair grants for owner-occupied homes in Islip facing immediate health and safety hazards. Income mu...

Emergency
Up to $15,000 grant

Islip Home Accessibility Modification Program

Provides grants for accessibility modifications to homes occupied by persons with disabilities or seniors age 62+. Cover...

Seniors & Disability
Forgivable loan up to $12,000

Islip Sewer Lateral Repair & Replacement Program

Provides forgivable loans to repair or replace failing private sewer laterals for income-qualified homeowners in Islip. ...

Home Repair
Up to $5,000 grant

Islip Senior Citizen Home Repair Program

Provides small repair grants to senior citizens age 62+ in Islip for minor but critical home repairs. Covers health and ...

Seniors & Disability
Up to $8,000 in weatherization services

New York Weatherization Assistance Program (WAP)

Federally funded program providing free weatherization services to income-qualified households in New York. Includes ins...

Weatherization
Free energy assessment plus instant rebates

PSEG Long Island Home Energy Assessment

Free in-home energy assessment for PSEG Long Island customers. Technician installs free energy-saving products (LED bulb...

Energy
Up to $4,000 rebate

PSEG Long Island Heat Pump Rebate Program

Rebates for PSEG Long Island customers who install qualifying ENERGY STAR air-source or ground-source heat pumps. Rebate...

Energy
Up to $2,000 rebate

PSEG Long Island Cool Homes Insulation Rebate

Rebates for PSEG Long Island customers who add qualifying attic, basement, or wall insulation installed by participating...

Weatherization
Up to $14,000 in incentives

NYSERDA Clean Heat Program

Statewide incentives for residential heat pump installation to replace fossil fuel heating systems. Offers rebates, fina...

Energy
Varies by system size, average $3,000-$5,000

NYSERDA NY-Sun Residential Solar Incentive

State incentive for residential solar photovoltaic installations in New York. Incentive amount decreases as more solar i...

Solar/Renewable
Up to $85 rebate per thermostat

PSEG Long Island Smart Thermostat Rebate

Rebate for PSEG Long Island customers who purchase and install qualifying Wi-Fi smart thermostats. Helps reduce heating ...

Energy
Free lead hazard remediation

New York State Lead Hazard Control Program

HUD-funded program providing free lead-based paint hazard remediation in homes built before 1978 with children under age...

Home Repair
Up to $10,000 grant (age 62+) and $40,000 loan, $50,000 combined

USDA Section 504 Home Repair Program

Loans and grants for very-low-income rural homeowners to repair, improve, or modernize homes. Grants up to $10,000 avail...

Home Repair
Up to $126,526 (SAH) or $25,350 (SHA), FY2026

VA Specially Adapted Housing (SAH) Grant

Helps veterans with certain service-connected disabilities purchase or modify a home to meet their disability-related ne...

Veterans
Up to $25,350 (SHA), FY2026

VA Special Housing Adaptation (SHA) Grant

Helps veterans with certain service-connected disabilities adapt a family member's home where they reside. Also availabl...

Veterans
Forgivable loan up to $35,000

Suffolk County HOME Rehabilitation Program

Federally funded HOME program providing forgivable loans for major home repairs to income-qualified homeowners in Suffol...

Home Repair
Up to $15,000 down payment assistance

Suffolk County First-Time Homebuyer Program

Forgivable loan to assist first-time homebuyers with down payment and closing costs for purchase of a primary residence ...

Homebuyer
Varies by damage assessment

New York Rising Community Reconstruction Program

Provided assistance to homeowners impacted by Superstorm Sandy and other federally declared disasters. Funded home repai...

Disaster
Up to $500 rebate

PSEG Long Island Electric Vehicle Charger Rebate

Rebate for PSEG Long Island customers who purchase and install qualifying Level 2 electric vehicle charging equipment at...

Energy
Up to $1,500 rebate

PSEG Long Island Energy Efficient Windows Rebate

Rebate for PSEG Long Island customers who install ENERGY STAR certified replacement windows. Must meet U-factor and Sola...

Weatherization

Stack programs to maximize your savings

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.

Stack your funding

Pick a project to see how much funding could stack on it from multiple programs in this city.

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Grant-Approved Contractors in Islip

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Get notified when programs change

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Frequently asked questions

What home improvement grants are available in Islip, NY?

25 programs are currently listed for Islip, including FEMA Hazard Mitigation Grant Program (HMGP), FEMA Increased Cost of Compliance (ICC) Coverage, HUD Lead Hazard Control & Healthy Homes.

Do home improvement grants in Islip have to be repaid?

Grants do not have to be repaid. Forgivable loans are forgiven over a residency period, and rebates refund your money after the purchase. In Islip, 14 programs do not require repayment, 4 are forgivable loans, and 6 are rebates.

How do I apply for home repair grants in Islip?

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.