New Hampshire Marketplace plans by county — 2026

10 counties in New Hampshire are served by 425 Marketplace plans from 4 insurers in 2026. The benchmark silver premium at age 40, before subsidies, runs from $388.42 to $439.91 a month; the county average is $414.17. 1,113,935 residents are under 65.

County	Plans	Insurers	Benchmark silver, age 40	Lowest bronze, age 40	Residents under 65	Benchmark vs. prior year
Belknap County	46	4	$388.42	$316.89	49,167	+$63.99
Carroll County	39	3	$439.91	$323.59	35,802	+$107.87
Cheshire County	39	3	$439.91	$323.59	59,999	+$107.87
Coos County	39	3	$439.91	$323.59	23,119	+$107.87
Grafton County	39	3	$439.91	$323.59	70,976	+$107.87
Hillsborough County	46	4	$388.42	$316.89	352,560	+$63.99
Merrimack County	46	4	$388.42	$316.89	124,906	+$63.99
Rockingham County	46	4	$388.42	$316.89	254,056	+$63.99
Strafford County	46	4	$388.42	$316.89	109,923	+$63.99
Sullivan County	39	3	$439.91	$323.59	33,427	+$107.87

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This page summarizes publicly available CMS data. It does not recommend plans and is not an application. To check subsidy eligibility and enroll, use HealthCare.gov or talk to a licensed agent. HealthCare.gov plan preview.