What ACA marketplace plans are available in Aberdeen, South Dakota in 2026?
Aberdeen, South Dakota (population 28,189), covering ZIP codes 57401, 57402 sits in Brown County, where 41 ACA marketplace plans from 2 insurers are available in 2026 with a benchmark (second-lowest-cost silver) plan at $537 per month for a 40-year-old. 2027 plans for Brown County are now available.
Updated July 23, 2026 · Reviewed by Jason Burns, Editorial Steward
Reviewed by Heather Fabrizio, Licensed Insurance Agent (NPN 20983651) · reviewed Jul 25, 2026
Three lowest-cost silver plans at age 40
- Sanford Health Plan — Sanford Individual TRUE Standardized $6,000 · $527.85/mo · deductible $6,000 · MOOP $8,900
- Avera Health Plans — DirectConnect Standard $6000 · $537.34/mo · deductible $6,000 · MOOP $8,900
- Avera Health Plans — DirectConnect $4500 · $539.95/mo · deductible $4,500 · MOOP $10,150
See the Aberdeen city page with stats and ZIP codes →
Source: PY2026 QHP Landscape, Individual Market Medical (CMS Public Use File, released May 2026).