09/02/2026
An official New Hampshire Government web site.
Thornton is a small town, nestled in the Pemigewasset River Valley of New Hampshire's White Mountains. Altitude: from 555 to 2,610
Area: 32,640 acres
16 Merrill Access Road
Thornton, NH
03285
| Monday | 8am - 4pm |
| Tuesday | 8am - 4pm |
| Wednesday | 8am - 4pm |
| Thursday | 8am - 4pm |
| Friday | 8am - 3:30pm |
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