Home Insurance in Frontenac, Missouri
The median home value in Frontenac is $979,800, 254% higher than the St. Louis County median.
The typical home in Frontenac was built around 1969. About 27% of homes were built before 1960, about 8 points below St. Louis County's 34%. Older homes can cost more to insure or rebuild because of aging wiring, roofing and plumbing.
In Frontenac, the housing stock is 100% single-family homes.
In Frontenac, about 65% of owner-occupied homes have a mortgage - lenders require hazard insurance on every mortgaged home.
About 97% of occupied homes in Frontenac are owner-occupied.
89% of homes in Frontenac are primarily heated with natural gas.
St. Louis County had 3,039 active NFIP flood policies as of September 2026. Its top FEMA-rated hazard is hail (Very High). See the full St. Louis County home insurance overview for all FEMA hazard ratings and flood coverage details.
In Missouri, the statewide average premium for a standard HO-3 homeowners policy is $1,589 per year (NAIC, 2023 data).
Key figures
| Median home value | $979,800 |
|---|---|
| Median year built | 1969 |
| Owner-occupied share | 97% |
| Share of owner-occupied homes with a mortgage | 65% |
| Top county hazard | Hail (Very High) |
| Active NFIP policies in St. Louis County | 3,039 |
| Home insurance premium | $1,589 - 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)