What Is the Health Insurance Marketplace?
The Health Insurance Marketplace is the official platform created by the ACA where you can shop for, compare, and enroll in health insurance plans. The federal marketplace is Healthcare.gov. Some states operate their own exchanges (Covered California, NY State of Health, etc.).
Marketplace vs. Private (Off-Marketplace)
- Marketplace plans: Eligible for premium subsidies and cost-sharing reductions. Must enroll during Open Enrollment or a Special Enrollment Period.
- Private off-marketplace plans: Same carriers, same plans, same coverage — but no subsidies. Can be purchased directly from carriers or through brokers. Follow the same enrollment windows.
The coverage is identical. The only difference is whether you get financial assistance.
What You Can Do on the Marketplace
- Compare plans by metal tier, premium, deductible, and network
- Check your subsidy eligibility
- See which providers are in-network
- Check if your prescriptions are on the formulary
- Enroll in or change your plan
- Apply for Medicaid/CHIP if eligible
When to use the marketplace vs. go private: If your income qualifies for subsidies, always use the marketplace — you're leaving money on the table otherwise. If your income is above ~$60,000 (individual) and subsidies are minimal, buying the same plan directly from a carrier gives you the same coverage without creating a marketplace account.
State-Based Exchanges
These states run their own marketplace instead of using Healthcare.gov: California (Covered California), New York, Massachusetts, Colorado, Connecticut, DC, Idaho, Kentucky, Maryland, Minnesota, Nevada, New Jersey, New Mexico, Pennsylvania, Rhode Island, Vermont, Virginia, Washington.
Related Terms
- Subsidy (Premium Tax Credit)
- Cost-Sharing Reductions (CSR)
- Open Enrollment Period
- Metal Tiers (Bronze, Silver, Gold, Platinum)
Last updated: March 30, 2026.
