Senate-21 is a New Hampshire Senate district with 1 senator.
Senators
Towns
- Durham
- Lee
- Madbury
- New Castle
- Newfields
- Newington
- Newmarket
- Portsmouth wards 1, 2, 3, 4 and 5
District lines as in effect since 2023.
- Constitutional Threat, ranking below F
Grades are from the NHLA 2026 Liberty Rating. See every legislator.