New Hampshire Congressional District 01

Voters

Registered Voters: 492,998
Active Voters: 492,998 (100.0%)

Party Registration

Party	Voters	Share
Democratic	137,647	27.9%
Republican	167,411	34.0%
Unaffiliated	187,940	38.1%
Other parties	0	0.0%
No party recorded	0	0.0%

Turnout by Cycle

Cycle	General	Democratic Primary	Republican Primary
2025–2026	57,075 (11.6%)	0 (0.0%)	0 (0.0%)
2023–2024	417,834 (84.8%)	85,377 (17.3%)	170,564 (34.6%)
2021–2022	278,637 (56.5%)	42,312 (8.6%)	74,732 (15.2%)
2019–2020	370,377 (75.1%)	141,047 (28.6%)	96,910 (19.7%)
2017–2018	254,989 (51.7%)	55,988 (11.4%)	45,331 (9.2%)

Turnout counts today's registered voters with a counted ballot in the cycle's elections (the odd and even year), as a share of today's registered voters. Voters who have since left the rolls are not counted.

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Source: Civitech voter file snapshot as of 04/14/2025. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Citizen Population: 683,277
Citizen Voting Age Population (CVAP): 558,338

Citizen Population by Race/Ethnicity

Group	Citizens	Share
Non-Hispanic	653,832	95.7%
Hispanic	29,443	4.3%
White	613,924	89.8%
Black	8,504	1.2%
Asian	13,795	2.0%
American Indian / Alaska Native	389	0.1%
Native Hawaiian / Pacific Islander	117	0.0%
Two or More Races	2,043	0.3%

Citizen Voting Age Population by Race/Ethnicity

Group	CVAP	Share
Non-Hispanic	539,823	96.7%
Hispanic	18,517	3.3%
White	511,311	91.6%
Black	8,946	1.6%
Asian	14,455	2.6%
American Indian / Alaska Native	3,608	0.6%
Native Hawaiian / Pacific Islander	118	0.0%
Two or More Races	1,509	0.3%

Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation.