Plymouth Rock Assurance

Plymouth Rock Assurance is a Boston-based auto and home insurance group founded in 1982 that writes and manages more than $2 billion in premiums in six Northeastern states through direct sales and local agents.

HeadquartersBoston, MassachusettsUnited States · since 1982 AM BestA- (Excellent)Financial strength · 2026-03 Google Maps★ 4.03,819 reviews Your experienceLeave a reviewRating from 1 to 5 stars

About us

About Plymouth Rock

Plymouth Rock was founded in 1982 by Jim Stone, a former Massachusetts insurance commissioner, and is headquartered at 695 Atlantic Avenue in Boston. Plymouth Rock Assurance is a brand used by separate underwriting, managed insurance and management companies; each underwriting company is financially responsible only for its own policies.

Where it operates

Its companies write and manage more than $2 billion in auto and home premiums across Connecticut, Massachusetts, New Hampshire, New Jersey, New York and Pennsylvania. Policies are sold directly and through local independent agents.

Products

Personal and commercial auto, motorcycle and motorhome.
Homeowners, condo, renters and flood.
Umbrella and pet insurance.

Financial strength and contacts

AM Best has given the group a financial rating of Excellent. Customer service: 844-242-3555; quotes: 800-516-9242. See our auto insurance guide or request a quote.

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Key facts

Headquarters: Boston, Massachusetts, United States
Year founded: 1982
Ownership type: Private group of underwriting, managed insurance and management companies
AM Best rating: A- (Excellent) (2026-03)

Ratings change: before buying a policy, check the current rating and the company’s license in your state or country.

Customer ratings

Google Maps 4.0 3,819 reviews

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The Google Maps rating is for the company’s main office profile, as of 10.10.2026. Customer ratings do not replace checking the policy terms.

Types of insurance

Commercial auto insurance Auto insurance Homeowners insurance Renters insurance Pet insurance Umbrella insurance

Company contacts

Customer service: +1 844-242-3555
Company website: plymouthrock.com

These are the insurer's own contact details. To compare its offer with others, send a request to Polis Re.

Checks before you choose

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