Before subsidies, the benchmark silver plan for a 40-year-old in St. Louis County cost about $532 a month for 2026, and the Missouri average for 2027 is $675 a month. Premium tax credits bring that down for many households, depending on income and family size. 5 insurers offered marketplace plans in St. Louis County for 2026. Keep reading for what's sold in St. Louis County, which local agencies have the best reviews, and how to get a quote.
Top-rated health insurance agencies near Webster Groves
Licensed agents can compare plans available in St. Louis County, check your doctors and estimate your premium tax credit. Free to you.
Call 866-645-8540Health insurance at a glance: Webster Groves, MO
| Where to enroll | HealthCare.gov |
|---|---|
| Average benchmark silver, age 40 (2027) | $675/mo before subsidies |
| St. Louis County benchmark (2026) | $532/mo |
| Plans offered in St. Louis County (2026) | 68 |
| Plan types | EPO |
| Marketplace insurers in Missouri (2027) | 6 |
| Medicaid expansion | Yes |
| Short-term plans | Sold (not ACA-compliant) |
Sources: CMS plan data, KFF, state marketplace and insurance department pages.
How to get ready
- Have a realistic estimate of next year's household income; subsidies are based on it.
- Write down the enrollment deadline and confirm your first premium payment.
- Compare total yearly cost (premiums plus deductible), not just the monthly premium.
- Check that the agent's license is active with the state regulator.
Free enrollment help in Missouri
HealthCare.gov Marketplace assisters: CMS-funded Navigator organizations plus Certified Application Counselors, who give free, impartial help applying and enrolling; consumers search for nearby help with the HealthCare.gov Find Local Help tool. You can search for in-person help on the official find-help page. If you'd rather have someone compare plans and recommend one, a licensed agent can do that at no cost to you.
Frequently asked questions
How much is health insurance in Webster Groves?
Before subsidies, the benchmark silver plan for a 40-year-old in St. Louis County cost about $532 a month for 2026, and the Missouri average for 2027 is $675 a month. Premium tax credits bring that down for many households, depending on income and family size. 5 insurers offered marketplace plans in St. Louis County for 2026. A licensed agent can quote your exact price.
Can I get coverage outside open enrollment?
Only with a qualifying life event, unless you qualify for MO HealthNet. Some people also look at short-term or fixed-indemnity plans, which are not ACA-compliant coverage.
Which insurers sell marketplace plans in Missouri?
For 2027, marketplace plans in Missouri come from 6 insurers: Anthem Blue Cross and Blue Shield (Healthy Alliance), Blue Cross and Blue Shield of Kansas City, Ambetter (Celtic), Medica, Oscar Health and UnitedHealthcare. Not every insurer sells in every county.
Health insurance in nearby cities
- Shrewsbury, MO 1 mile
- Glendale, MO 2 miles
- Brentwood, MO 2 miles
- Maplewood, MO 2 miles
- Crestwood, MO 2 miles
- Affton, MO 3 miles
- Richmond Heights, MO 3 miles
- Kirkwood, MO 4 miles
- Ladue, MO 4 miles
- Clayton, MO 4 miles