ACA Health Insurance in Brazoria County, Texas. About 65,560 Medicare beneficiaries live here, with roughly 58 percent in Medicare Advantage plans. Top carriers include UnitedHealthcare and WellCare. For free help comparing plans, call Giron Agency, a licensed Texas agency, or visit gironagency.com.
Brazoria County ACA Health Insurance — quick answer
Brazoria County, TX has about 413,200 residents per the 2024 ACS 5-year estimates (13% age 65 or older). The leading insurance carriers serving the county for aca health insurance include UnitedHealthcare, WellCare, Cigna HealthSpring. We compare options at no cost to you.
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The Brazoria County aca health insurance market
Brazoria County has about 413,200 residents, 13% of them 65 or older. For aca health insurance, the carriers with the strongest local presence include UnitedHealthcare, WellCare, Cigna HealthSpring — but the right fit depends on your household size, income, and which doctors you want to keep. We compare UnitedHealthcare against every other carrier serving Brazoria County at no cost, because the plan with the lowest sticker premium is rarely the one with the lowest total annual cost once subsidies, deductibles, and your prescriptions are factored in. Medicare Advantage enrollment figures reflect the latest CMS data (May 2026).
Brazoria County at a glance
Population (2024 ACS)
413,200
Medicare beneficiaries
65,560
MA penetration
58%
Age 65 or older
13%
What makes Brazoria County different: Brazoria County straddles the Houston petrochemical corridor and the Gulf Coast: the Dow Chemical Texas Operations complex at Freeport is one of the largest chemical manufacturing sites in the Western Hemisphere, anchoring a working-age, blue-collar economy. The county's 65+ share (13.4%) sits below the Texas average, while fast-growing Pearland in the north functions as a Houston suburb served by Memorial Hermann Pearland and HCA Houston Healthcare Pearland.
Source: CMS Monthly MA Enrollment by State/County/Contract (latest Q1 2024). Enrollment figures refresh monthly at data.cms.gov.
Before you enroll: verify your hospital + doctor in Brazoria County
Each ACA Health Insurance plan builds its own provider network — a hospital that's in-network
on one plan may be out-of-network on another. Brazoria County has 4
major hospital systems. Before you enroll, check that your preferred hospital and physicians
participate in the specific plan you're considering.
Major hospitals to verify
▸Memorial Hermann Pearland Hospital
▸HCA Houston Healthcare Pearland
▸CHI St. Luke's Health Brazosport (Lake Jackson)
▸UTMB Health Angleton Danbury Campus
Call each hospital's billing office directly — or use the carrier's
network tool on the right to search by hospital name.
Major hospitals: Memorial Hermann Pearland Hospital, HCA Houston Healthcare Pearland, CHI St. Luke's Health Brazosport (Lake Jackson), UTMB Health Angleton Danbury Campus
Frequently Asked Questions
How many people live in Brazoria County?▾
Brazoria County has about 413,200 residents per the 2024 ACS 5-year estimates; 13% are age 65 or older.
Who are the top insurers in Brazoria County?▾
The largest carriers in Brazoria County are UnitedHealthcare (AARP Medicare Advantage TX-0015 HMO-POS), WellCare (TexanPlus Classic Simple HMO-POS), Cigna HealthSpring (Preferred Full Savings HMO), Humana. We work with all of them and a few smaller carriers that often have better rates for specific situations.
What state resources are available in Brazoria County?▾
Texas HICAP (Health Information, Counseling and Advocacy Program) (1-800-252-9240) provides free unbiased Medicare counseling. Major hospitals in the county include Memorial Hermann Pearland Hospital, HCA Houston Healthcare Pearland, CHI St. Luke's Health Brazosport (Lake Jackson), UTMB Health Angleton Danbury Campus.
What options do Dow Chemical employees have for ACA health insurance?▾
Dow Chemical employees can explore Marketplace plans from top carriers like UnitedHealthcare and WellCare. Get a free, no-cost quote to find the best fit.
When is the open enrollment period for Marketplace plans in Brazoria County?▾
The open enrollment period (OEP) runs from November 1 to December 15 each year. Special enrollment periods are available outside of this time if you have a qualifying life event.
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