Home Insurance in Hermosa, South Dakota
The median home value in Hermosa is $148,800, 60% lower than the Custer County median.
The typical home in Hermosa was built around 1991. Aging wiring, roofing and plumbing in older homes can push up the cost to insure or rebuild them. About 20% of homes were built before 1960, about 1 point above Custer County's 19%.
In Hermosa, the housing stock is 54% single-family homes, 2% apartments in buildings with 5+ units and 44% mobile or manufactured homes. Mobile and manufactured homes typically need a manufactured-home (HO-7) policy rather than a standard homeowners policy.
In Hermosa, about 57% of owner-occupied homes have a mortgage - lenders require hazard insurance on every mortgaged home.
About 70% of occupied homes in Hermosa are owner-occupied. The vacancy rate is 14%; vacant or unoccupied homes typically need a different coverage form than an owner-occupied policy.
Homes heated with propane and wood can carry added fire risk. Fuel-tank leaks and spills are often excluded from standard homeowners policies. In Hermosa, 42% of homes are primarily heated with electricity.
What's the biggest home insurance risk near Hermosa? FEMA's National Risk Index points to wildfire (Relatively Moderate) in Custer County and Custer County had 51 active NFIP flood policies as of September 2026. See the full Custer 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 South Dakota is $1,614 per year, according to the NAIC homeowners insurance report (2023 data).
Key figures
| Median home value | $148,800 |
|---|---|
| Median year built | 1991 |
| Owner-occupied share | 70% |
| Share of owner-occupied homes with a mortgage | 57% |
| Top county hazard | Wildfire (Relatively Moderate) |
| Active NFIP policies in Custer County | 51 |
| Home insurance premium | $1,614 - 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)