Home Insurance in Hillsborough County, New Hampshire
The median home value in Hillsborough County is $421,100, close to the New Hampshire median.
The typical home in Hillsborough County was built around 1978. About 29% of homes were built before 1960, in line with New Hampshire (29%). Because older housing stock often has aging wiring, roofing or plumbing, it can cost more to insure or rebuild.
Housing in Hillsborough County breaks down to 63% single-family homes, 21% apartments in buildings with 5+ units and 2% mobile or manufactured homes. The rest are 2-4 unit or other housing types.
About 67% of owner-occupied homes in Hillsborough County have a mortgage. Lenders require hazard (homeowners) insurance on any home carrying a mortgage.
Hillsborough County has an owner-occupancy rate of 67% and a vacancy rate of 5%; unoccupied homes typically need a different coverage form.
38% of homes in Hillsborough County are primarily heated with natural gas. Homes heated with propane and fuel oil can carry added fire risk. Fuel-tank leaks and spills are often excluded from standard homeowners policies.
The top hazards for Hillsborough County, per FEMA's National Risk Index, are inland flooding (Relatively Moderate), hurricane (Relatively Moderate) and earthquake (Relatively Low). Standard homeowners policies exclude earthquake, so separate coverage is usually needed.
Hillsborough County had 886 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.
In New Hampshire, the statewide average premium for a standard HO-3 homeowners policy is $1,300 per year (NAIC, 2023 data).
Key figures
| Median home value | $421,100 |
|---|---|
| Median year built | 1978 |
| Owner-occupied share | 67% |
| Share of owner-occupied homes with a mortgage | 67% |
| Top hazards (FEMA National Risk Index) | Inland Flooding (Relatively Moderate), Hurricane (Relatively Moderate), Earthquake (Relatively Low) |
| Active NFIP flood policies (county) | 886 |
| Home insurance premium | $1,300 - statewide average (NAIC, 2023 data) |
Smaller communities
-
Manchester
- Median home value: $365,600
- Median year built: 1966
- Owner-occupied share: 49%
-
Nashua
- Median home value: $403,900
- Median year built: 1975
- Owner-occupied share: 56%
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)