ZIP 02558 Insurance Data

Data Snapshot: ZIP 02558 (Onset, MA)

ZIP 02558 (Onset, MA) shows an average homeowners insurance premium of $2,186 per year as of 2022, based on U.S. Treasury FIO ZIP-level observations across approximately 677 reported policies. That is 23% above the national average of $1,776 per year, placing this ZIP in the 82th percentile nationally. Compared to the Massachusetts state average of $2,294, this ZIP runs 5% below, reflecting neighborhood-level differences in catastrophe exposure, property age, and claims history.

The loss ratio for ZIP 02558 is 10.5%, meaning insurers retained a working margin after claims. Claim frequency — the share of policies with at least one claim — is 2.70%, and the average claim severity (amount paid per claim) is $8,455. Nonrenewal — insurers declining to extend coverage at policy expiration — occurs at 2.36% in this ZIP, a rise of 134.9% over the past five years; rising nonrenewal often signals insurer retreat from high-risk markets.

Across 5 years (2018–2022), premiums in ZIP 02558 have risen by 11.8%, ranging from $1,955 to $2,186 with a five-year average of $2,077 — an annualized rate of +2.8% per year. FIO data aggregates voluntary reporting from the 40 largest homeowners insurers, covering roughly 80% of the U.S. market, so figures represent market averages rather than individual policy quotes; your own premium will vary with dwelling value, deductible, coverage limits, construction type, and insurer-specific underwriting. This page is educational research only and is not insurance advice — homeowners should request quotes from multiple licensed carriers or an independent agent before purchasing or renewing coverage.