22,766
2026 Marketplace plan selections reported by CMS.
Missouri Marketplace intelligence
2026 ACA Marketplace coverage in St. Louis city County
Current CMS data gives St. Louis city County residents a local benchmark before comparing Marketplace coverage.
87.3%
of selections received advance premium tax credits (APTC).
$606 → $140
Average monthly premium and average after APTC among the CMS county measures.
Local premium benchmark
How the CMS averages compare
These county averages describe 2026 Marketplace selections; they are not a personal quote.
Average premium$606
Average after APTC$140
$466 lower on average among the reported measures (77% difference).
What this means when comparing coverage
CMS reports 19,885 APTC recipients in the county, with average APTC of $533. These are county-level historical Marketplace measures, not a quote or guarantee of your eligibility, premium, savings, plan availability, or provider network.
Check ACA eligibility factors · Understand Marketplace savings · Missouri ACA overview
Source: Centers for Medicare & Medicaid Services, 2026 OEP County-Level Public Use File · Verified September 17, 2026 · County FIPS 29510