Boundary Atlas

ZIP code 03874: Seabrook, NH

ZIP code 03874 is in Seabrook Beach (13% of residents), in Rockingham County, New Hampshire. 87% of its residents live outside city limits. It is in New Hampshire's 1st congressional district. Its state senate districts are State Senate District 23 (98%) and State Senate District 24 (1.9%); its state house districts are State House District Rockingham 30 (98%) and State House District Rockingham 29 (1.9%).

8,542residents (2020 Census)
8.9 sq miland area
1cities and towns
1congressional district
2voting precincts

See it on the mapAll of New Hampshire

City and county

City or townShare of ZIP residents
Seabrook Beach13%

CountyShare of ZIP residents
Rockingham County100%

Town or county subdivisionShare of ZIP residents
Seabrook town98%
Hampton town1.9%

Congressional district

Congressional districtShare of ZIP residents
New Hampshire's 1st congressional district (NH-01)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (NH-01)Chris Pappas (D)202-225-5456100%
U.S. SenatorJeanne Shaheen (D)202-224-2841 · contact formstatewide
U.S. SenatorMargaret Wood Hassan (D)202-224-3324 · contact formstatewide
State Senator (State Senate District 23)Bill Gannon (R)98%
State Senator (State Senate District 24)Debra Altschiller (Democratic)1.9%
State Representative (State House District Rockingham 30)Aboul Khan (R)98%
State Representative (State House District Rockingham 30)Matt Sabourin dit Choinière (R)98%
State Representative (State House District Rockingham 29)Chris Muns (Democratic)1.9%
State Representative (State House District Rockingham 29)Erica de Vries (Democratic)1.9%
State Representative (State House District Rockingham 29)Michael Edgar (Democratic)1.9%
State Representative (State House District Rockingham 29)Nicholas Bridle (R)1.9%

Officials serving now (members of Congress until January 3, 2027). Sources: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).

Local government

State legislative districts

State senate districtShare of ZIP residents
State Senate District 2398%
State Senate District 241.9%

State house districtShare of ZIP residents
State House District Rockingham 3098%
State House District Rockingham 291.9%

Voting precincts

2 voting precincts overlap ZIP 03874. Map them, with each precinct's share of the ZIP's residents.

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ZIP 03874 here is the Census Bureau's ZIP Code Tabulation Area, which approximates the USPS ZIP Code; PO-box-only ZIPs have none. Districts are the maps in force for the November 3, 2026 election.