Average health insurance cost by age in 2026

How age rating works

ACA-compliant individual and family plans use a federal age curve. A 21-year-old is the baseline (1.0×). Premiums rise every year until they hit 3.0× at age 64. That means a plan quoted at $350 for a 21-year-old is $1,050 for a 64-year-old — same coverage, same network, three times the premium. Three states (NY, VT, and partially NJ) don't use age rating at all.

Monthly premium ranges by age (2026 silver plan, before subsidy)

National midpoints for a non-smoker on a marketplace silver plan:

• Age 25: $370–$470/month
• Age 30: $410–$520/month
• Age 35: $440–$560/month
• Age 40: $490–$620/month
• Age 45: $560–$720/month
• Age 50: $650–$840/month
• Age 55: $760–$980/month
• Age 60: $900–$1,180/month
• Age 62: $970–$1,270/month
• Age 64: $1,050–$1,380/month

Bronze is roughly 15–25% less; gold is roughly 20–35% more.

With vs without a subsidy

For 2026, enhanced premium tax credits cap the benchmark silver plan at 8.5% of household MAGI — even above 400% of the federal poverty level. A few examples:

• Age 30, $35K income: ~$60–$110/month after subsidy
• Age 45, $55K income: ~$180–$310/month after subsidy
• Age 60, $65K income: ~$380–$460/month after subsidy (vs $1,000+ unsubsidized)
• Age 62 couple, $75K income: ~$530/month combined after subsidy

The subsidy is calculated against the second-lowest-cost silver plan in your county — actual amounts vary meaningfully by ZIP code.

Family plans

Children under 21 are all rated at the same fixed factor (~0.765× the 21-year-old rate). Only the three oldest children are counted toward the family premium — a fourth child is free. Spouses are rated at their own individual ages.

The tobacco surcharge

Carriers can charge tobacco users up to 50% more than a non-smoker of the same age. A $900 premium at 60 becomes $1,350. A few states cap or ban the surcharge — CA, DC, MA, NJ, NY, RI, VT.

Why your state matters as much as your age

Same 45-year-old, same silver plan, three different states in 2026:

• Alabama: ~$720/month
• Texas: ~$580/month
• New York: ~$780/month (community-rated, so age doesn't move it)

Rating area, carrier competition, hospital pricing, and Medicaid expansion status all move the number.

How to reduce your premium legally

1. Take the subsidy. Update MAGI every time income changes.
2. Stop smoking. Attestation is annual — one year tobacco-free eliminates the surcharge.
3. Shop tiers. Bronze can be right for healthy people; silver almost always wins if you qualify for CSRs.
4. Consider an HSA-eligible plan. The tax savings often offset a higher deductible.
5. Re-shop every Open Enrollment. Carriers change pricing and networks every January; the "auto-renew" is rarely the best deal.
6. Coordinate with a spouse's employer plan. Often cheaper than any individual policy.