4 Illinois Window Replacement Programs & Grants 2024

Author: Housing Editors

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There are 4 window replacement programs & grants, plus 103 local resources in Illinois. You can find them below, along with their description, how the programs work and where to get more information and apply.


Updated:  April 11, 2024


What is the window replacement program in Illinois?


There are many official programs available for windows replacement in Illinois.


Common window problems

Weatherization Assistance Program

Rural residents


Windows Tax Credits


Each program provides funding their own ways, target different groups of homeowners and help you fund window replacement in various ways.


Window replacement programs eligibility

Windows program eligibility varies based on income and where you live but you can start with this simple table as reference: 
  Cities & Suburbs Rural
Low income WAPLIHEAP, Tax credits, cities & counties, State USDA, Tax Credits, WAP, LIHEAP, cities & counties, State

Medium/High income

Tax credits, Traditional loans, State. USDA, Tax credits, Traditional loans, State.

Important reminder: Programs such as Weatherization, LIHEAP, plus city or county assistance programs determine eligibility based on the median income of your location in Illinois. This means that even if you have a moderate income, you might qualify for these programs if you live in a wealthier area, which would otherwise be considered low-income programs.


Common Illinois home windows problems


The climate and older homes play a role in windows degradation. Homes in Illinois are not exempt from these facts and it regularly cause financial problems for homeowners when it’s time to replace windows.

  • Extreme temperatures: Illinois experiences both very hot summers and very cold winters. This can put a strain on window components, accelerating wear and tear on frames, seals, and hardware.
  • Frequent freeze-thaw cycles: The constant freeze-thaw cycles that occur in Illinois, especially during spring and fall, can be particularly damaging to windows. Moisture can expand when it freezes, putting stress on window frames and seals, which can lead to cracks and leaks.
  • High winds: Strong winds are common in Illinois during storms. This can put pressure on windows and cause them to become misaligned or damaged or simply lead to breaks from debris.
  • Hail storms: Hail can easily break window glass, especially in older or single-pane windows. These storms are more frequent in some parts of Illinois.
  • Aging homes: The median age of Illinois homes is 55 years old. Lots of home have windows that are toward the end of their life span and will need to be replaced.

Weatherization Assistance – WAP (103 resources)


What is WAP?


WAP aims to reduce energy costs for homeowners, and one of the measures is window replacement for energy efficient windows. To learn more about eligibility or to apply for the Illinois window replacement program, contact your local WAP organization (see below).


Who is WAP for?


The program target low-income families, including the elderly and disabled, by making their homes more energy-efficient.


What else WAP can do for your home?


It can help replace or fix the following:

  • – Air infiltration with weather stripping, caulking, thresholds, minor repairs to walls, ceilings and floors, and doors and windows replacement.
  • – Install attic and floor insulation
  • – Install attic ventilation
  • – Apply solar reflective coating to manufactured homes
  • – Install solar screens
  • – Repair or replace inefficient heating and cooling units
  • – Repair or replace water heaters

Find more details here.


Where can I apply?


In Illinois, WAP is managed locally by the counties, cities and also often by Community Action Partnership organizations. You find information about your county or city here, and you can find your local can find your local Community Action organization here.


Illinois LIHEAP (1 program)


What’s LIHEAP?


Illinois’ LIHEAP program (Low Income Home Energy Assistance Program) provides funding to help low-income households with energy-related bills. It can help residents with heating bills in the winter and cooler bills in summer. It occasionally offers assistance for window replacements to improve energy efficiency which reduce energy bills.


Who is LIHEAP for?


LIHEAP provides funding to help low-income households with energy-related bills. It can help with heating bills in the winter and cooling bills in summer. It occasionally offers assistance for window replacements to improve energy efficiency, which reduces energy bills. Find your local LIHEAP organization below to check eligibility for the government window replacement program.


What are LIHEAP eligibility requirements?


There are only a few:

  • – 1 your household income (monthly and yearly) and number of people living there.
  • – Energy bill, Utility termination notice, Photo ID, Social security ID, etc.

More details and eligibility


Who is my local organization managing LIHEAP in Illinois?


Find your closest organization here.



Illinois Rural residents (1 program)


This USDA program provides loans and grants to very-low-income homeowners to repair, improve or modernize their homes or grants to elderly very-low-income homeowners to remove health and safety hazards. Window replacement are part of this program.


Contact your local USDA office for more details for the 2024 government window replacement program Illinois.


How much money can I get?

  • – Maximum loan is $40,000
  • – Maximum grant is $10,000
  • – Loans and grants can be combined.

More details here


Contact your local USDA office


Windows Tax Credits (1 program)


The Federal Inflation Reduction Act gives Illinois homeowners tax credits when you update part of your home for energy efficiency and windows are included in this tax credits.


What’s covered and what are the tax credits?


Illinois homeowners can claim 30% of the cost associated with the follow renovations (windows replacement are included):

Windows and skylights: Credit max of $600
Exterior doors: Credit max of $500 ($250 per door)
Electric panel upgrades: Credit max of $600
Air source heat pumps: Credit max of $2,000
Heat pump water heaters: Credit max of $2,000
Central air conditioners: Credit max of $600
Insulation: Credit max of $1,200
Certified energy audit: Credit max of $150

Frequent Questions: Window Replacement Programs 


Is there a window replacement program for seniors in Illinois?


There’s no specific window replacement program for seniors only. Seniors can apply to all programs found on in this page.


What is the window replacement rebate in Illinois?


Most utilities will offer you rebates when you change windows for energy efficient windows.





Call or visit your utility site to see if they offer rebates for window replacement.