Home Insurance in Thornton, Iowa
The median home value in Thornton is $115,500, 31% lower than the Cerro Gordo County median.
The typical home in Thornton was built around 1953. Older homes can cost more to insure or rebuild because of aging wiring, roofing and plumbing. About 60% of homes were built before 1960, about 8 points above Cerro Gordo County's 52%.
In Thornton, the housing stock is 93% single-family homes and 2% mobile or manufactured homes.
52% of owner-occupied homes in Thornton carry a mortgage, and mortgage lenders require hazard insurance for as long as the loan is active.
The vacancy rate is 5%; vacant or unoccupied homes typically need a different coverage form than an owner-occupied policy. About 84% of occupied homes in Thornton are owner-occupied.
86% of homes in Thornton are primarily heated with natural gas.
What's the biggest home insurance risk near Thornton? FEMA's National Risk Index points to tornado (Relatively Moderate) in Cerro Gordo County and Cerro Gordo County had 93 active NFIP flood policies as of September 2026. See the full Cerro Gordo County home insurance overview for all FEMA hazard ratings and flood coverage details.
In Iowa, the statewide average premium for a standard HO-3 homeowners policy is $1,342 per year (NAIC, 2023 data).
Key figures
| Median home value | $115,500 |
|---|---|
| Median year built | 1953 |
| Owner-occupied share | 84% |
| Share of owner-occupied homes with a mortgage | 52% |
| Top county hazard | Tornado (Relatively Moderate) |
| Active NFIP policies in Cerro Gordo County | 93 |
| Home insurance premium | $1,342 - 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)