Portsmouth has 22,545 residents in 10,902 households. We list 3 agencies for auto insurance in Portsmouth. Here is what the local numbers say about the cover people here need.

Portsmouth at a glance

3auto insurance agencies listed
48.1%of households rentRenters insurance
$688,500median home valueHome insurance
1959median year homes were builtRebuild cost calculator
4.9%of households have no carAuto insurance

Population and housing figures: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates. Agency count: our listings.

Natural hazard risk in Rockingham County

FEMA rates the overall natural hazard risk in Rockingham County, where most Portsmouth agencies we list are located, as Relatively Moderate compared with other U.S. counties. The hazards it rates highest:

Coastal floodingRelatively High
Storm surge and tidal flooding count as flood, which most home policies exclude. It needs a separate flood policy.
Flood insurance
Ice stormRelatively High

Source: FEMA National Risk Index, December 2025 release. Ratings compare each county with all other U.S. counties.

Where Portsmouth agencies are

Portsmouth agencies we list sit in 2 ZIP codes, mostly in Rockingham County.

038022 agencies
038011 agency

Questions

Auto insurance in Portsmouth

All insurance agencies in Portsmouth · Auto insurance across New Hampshire

Where can I find auto insurance in Portsmouth?

Browse the agencies on this page, search by name, or pick the insurance you need in the filters to see only the agencies that offer it.

What does auto insurance cover?

Covers your car for damage, theft and the harm you could cause to others.

Do I need flood insurance in Portsmouth?

FEMA's National Risk Index rates coastal flooding risk in Rockingham County as Relatively High compared with other U.S. counties. Most home and renters policies do not cover flood damage. Flood cover is a separate policy, from the National Flood Insurance Program or a private insurer, and an NFIP policy usually starts 30 days after you buy it.

How do I choose an agency?

Call two or three. Ask which companies they can quote for you, how they handle claims, and who you will deal with after you buy. An independent agency can compare several insurers in one call.

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