Home Insurance in Cambridge, Massachusetts
With a median home value of $1,092,100, Cambridge is 50% higher than the Middlesex County median.
The typical home in Cambridge was built around 1950. Older homes can cost more to insure or rebuild because of aging wiring, roofing and plumbing. About 54% of homes were built before 1960, about 6 points above Middlesex County's 48%.
The housing stock in Cambridge is 16% single-family homes and 55% apartments in buildings with 5+ units. The rest are 2-4 unit or other housing types.
About 57% of owner-occupied homes in Cambridge have a mortgage. Lenders require hazard (homeowners) insurance on any home carrying a mortgage.
About 33% of occupied homes in Cambridge are owner-occupied. The vacancy rate is 10%; vacant or unoccupied homes typically need a different coverage form than an owner-occupied policy.
Most homes in Cambridge - 64% - are primarily heated with natural gas.
FEMA rates Middlesex County's overall risk as Relatively High, led by inland flooding (Relatively High). Middlesex County had 6,818 active NFIP flood policies as of September 2026. See the full Middlesex County home insurance overview for all FEMA hazard ratings and flood coverage details. Flood damage is excluded from a standard homeowners policy.
In Massachusetts, the statewide average premium for a standard HO-3 homeowners policy is $2,134 per year (NAIC, 2023 data).
Key figures
| Median home value | $1,092,100 |
|---|---|
| Median year built | 1950 |
| Owner-occupied share | 33% |
| Share of owner-occupied homes with a mortgage | 57% |
| Top county hazard | Inland Flooding (Relatively High) |
| Active NFIP policies in Middlesex County | 6,818 |
| Home insurance premium | $2,134 - 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)