New Hampshire public school districts ranked by enrollment-weighted state-assessment proficiency across the county. Counties need at least 3 schools and 1,000 students to qualify.
| # | County | State | % Proficient |
|---|---|---|---|
| 1 | Grafton County | NH | 55.0% |
| 2 | Rockingham County | NH | 53.8% |
| 3 | Merrimack County | NH | 47.5% |
| 4 | Strafford County | NH | 44.4% |
| 5 | Hillsborough County | NH | 44.2% |
| 6 | Belknap County | NH | 42.4% |
| 7 | Carroll County | NH | 41.0% |
| 8 | Sullivan County | NH | 40.9% |
| 9 | Cheshire County | NH | 40.5% |
| 10 | Coos County | NH | 35.0% |