Boundary Atlas

ZIP code 03070: New Boston, NH

ZIP code 03070 is in Klondike Corner (11% of residents) and New Boston (5.3%), in Hillsborough County, New Hampshire. 84% of its residents live outside city limits. It is in New Hampshire's 2nd congressional district. Its state senate district is State Senate District 9; its state house district is State House District Hillsborough 42.

6,134residents (2020 Census)
43.1 sq miland area
2cities and towns
1congressional district
2voting precincts

See it on the mapAll of New Hampshire

City and county

City or townShare of ZIP residents
Klondike Corner11%
New Boston5.3%

CountyShare of ZIP residents
Hillsborough County100%

Town or county subdivisionShare of ZIP residents
New Boston town99%
Lyndeborough town0.7%

Congressional district

Congressional districtShare of ZIP residents
New Hampshire's 2nd congressional district (NH-02)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 9100%

State house districtShare of ZIP residents
State House District Hillsborough 42100%

Voting precincts

2 voting precincts overlap ZIP 03070. Map them, with each precinct's share of the ZIP's residents.

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ZIP 03070 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.