ZIP 57368 Insurance Data

Data Snapshot: ZIP 57368 (Plankinton, SD)

ZIP 57368 (Plankinton, SD) shows an average homeowners insurance premium of $1,558 per year as of 2022, based on U.S. Treasury FIO ZIP-level observations across approximately 2 reported policies. That is 12% below the national average of $1,776 per year, placing this ZIP in the 50th percentile nationally. Compared to the South Dakota state average of $1,854, this ZIP runs 16% below, reflecting neighborhood-level differences in catastrophe exposure, property age, and claims history.

The loss ratio for ZIP 57368 is 91.3%, meaning insurers are operating on thin margins here. Claim frequency — the share of policies with at least one claim — is 16.96%, and the average claim severity (amount paid per claim) is $8,388. Nonrenewal — insurers declining to extend coverage at policy expiration — occurs at 4.68% in this ZIP; rising nonrenewal often signals insurer retreat from high-risk markets.

Across 5 years (2018–2022), premiums in ZIP 57368 have risen by 14.4%, ranging from $1,362 to $1,558 with a five-year average of $1,471 — an annualized rate of +3.4% 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.