Health · New Hampshire
Healthiest Counties in New Hampshire 2026
Ranked by life expectancy, uninsured rates, and health care access.
Top 10 — Health in New Hampshire
Score reflects health only — not overall county quality.
All New Hampshire Counties — Health Rankings
10 counties ranked by health score. Overall Score shown for context.
| # | County | Health Score | Overall Score |
|---|---|---|---|
| 1 | Rockingham County, NH | 95.7 | 48.9 |
| 2 | Grafton County, NH | 87.7 | 44.5 |
| 3 | Hillsborough County, NH | 86.9 | 39.3 |
| 4 | Merrimack County, NH | 85.6 | 43.6 |
| 5 | Strafford County, NH | 84.6 | 40.1 |
| 6 | Cheshire County, NH | 84.5 | 43.4 |
| 7 | Carroll County, NH | 80 | 49 |
| 8 | Belknap County, NH | 78.5 | 38.3 |
| 9 | Sullivan County, NH | 77.1 | 42.8 |
| 10 | Coos County, NH | 56.9 | 41.2 |