Home Insurance in Granite City, Illinois
Homes in Granite City carry a median value of $104,300 - 40% lower than the Madison County median.
Older homes can cost more to insure or rebuild because of aging wiring, roofing and plumbing. The typical home in Granite City was built around 1957. About 56% of homes were built before 1960, about 20 points above Madison County's 36%.
The housing stock in Granite City is 83% single-family homes and 8% apartments in buildings with 5+ units.
53% of owner-occupied homes in Granite City carry a mortgage, and mortgage lenders require hazard insurance for as long as the loan is active.
Granite City has an owner-occupancy rate of 73% and a vacancy rate of 10%; unoccupied homes typically need a different coverage form.
Most homes in Granite City - 70% - are primarily heated with natural gas.
FEMA rates Madison County's overall risk as Relatively Moderate, led by tornado (Relatively High). Madison County had 934 active NFIP flood policies as of September 2026. See the full Madison County home insurance overview for all FEMA hazard ratings and flood coverage details.
The statewide average premium for a standard HO-3 homeowners policy in Illinois is $1,480 per year, according to the NAIC homeowners insurance report (2023 data).
Key figures
| Median home value | $104,300 |
|---|---|
| Median year built | 1957 |
| Owner-occupied share | 73% |
| Share of owner-occupied homes with a mortgage | 53% |
| Top county hazard | Tornado (Relatively High) |
| Active NFIP policies in Madison County | 934 |
| Home insurance premium | $1,480 - statewide average (NAIC, 2023 data) |
Nearby towns
Sources
Data last updated: 2026-09-29
- U.S. Census Bureau Gazetteer Files (2024)
- U.S. Census Bureau, American Community Survey 2020-2024 5-Year Estimates (2024)
- FEMA National Risk Index (December 2025)
- FEMA OpenFEMA NFIP Redacted Policies v3 (2026)
- NAIC Dwelling Fire, Homeowners Owner-Occupied, and Homeowners Tenant and Condominium/Cooperative Unit Owners Insurance: Data for 2023 (published 2026) (2023)