| Rank | County | Percentage of Seniors |
|---|---|---|
| 1 | Carroll County, New Hampshire | 22.6% |
| 2 | Coos County, New Hampshire | 20.8% |
| 3 | Belknap County, New Hampshire | 18.1% |
| 4 | Sullivan County, New Hampshire | 17.7% |
| 5 | Grafton County, New Hampshire | 16.8% |
| 6 | Cheshire County, New Hampshire | 15.9% |
| 7 | Merrimack County, New Hampshire | 14.8% |
| 8 | Rockingham County, New Hampshire | 13.9% |
| 9 | Hillsborough County, New Hampshire | 12.8% |
| 10 | Strafford County, New Hampshire | 12.7% |
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