Home Insurance in Grundy County, Iowa
Homes in Grundy County carry a median value of $198,800 - close to the Iowa median.
The typical home in Grundy County was built around 1962. About 48% of homes were built before 1960, about 10 points above Iowa's 38%. Aging wiring, roofing and plumbing in older homes can push up the cost to insure or rebuild them.
In Grundy County, the housing stock is 86% single-family homes, 5% apartments in buildings with 5+ units and 3% mobile or manufactured homes.
In Grundy County, about 58% of owner-occupied homes have a mortgage - lenders require hazard insurance on every mortgaged home.
The vacancy rate is 7%; vacant or unoccupied homes typically need a different coverage form than an owner-occupied policy. About 84% of occupied homes in Grundy County are owner-occupied.
Most homes in Grundy County - 55% - are primarily heated with natural gas. Homes heated with propane can carry added fire risk. Fuel-tank leaks and spills are often excluded from standard homeowners policies.
FEMA's National Risk Index lists hail (Relatively Low), winter weather (Relatively Low) and strong wind (Relatively Low) as the leading hazards for Grundy County.
Grundy County had 4 active National Flood Insurance Program policies as of September 2026. Standard homeowners insurance does not cover flood damage, so flood coverage needs a separate NFIP or private flood policy.
The statewide average premium for a standard HO-3 homeowners policy in Iowa is $1,342 per year, according to the NAIC homeowners insurance report (2023 data).
Key figures
| Median home value | $198,800 |
|---|---|
| Median year built | 1962 |
| Owner-occupied share | 84% |
| Share of owner-occupied homes with a mortgage | 58% |
| Top hazards (FEMA National Risk Index) | Hail (Relatively Low), Winter Weather (Relatively Low), Strong Wind (Relatively Low) |
| Active NFIP flood policies (county) | 4 |
| Home insurance premium | $1,342 - statewide average (NAIC, 2023 data) |
Towns and cities
Sources
- 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)