Boundary Atlas

ZIP code 02170: Quincy, MA

ZIP code 02170 is in Quincy, in Norfolk County, Massachusetts. It is in Massachusetts's 8th congressional district. Its state senate district is Norfolk and Plymouth District; its state house districts are 2nd Norfolk District (66%) and 1st Norfolk District (34%).

19,950residents (2020 Census)
2.1 sq miland area
1cities and towns
1congressional district
10voting precincts

See it on the mapAll of Massachusetts

City and county

City or townShare of ZIP residents
Quincy100%

CountyShare of ZIP residents
Norfolk County100%

Town or county subdivisionShare of ZIP residents
Quincy city100%

Congressional district

Congressional districtShare of ZIP residents
Massachusetts's 8th congressional district (MA-08)100%

State legislative districts

State senate districtShare of ZIP residents
Norfolk and Plymouth District100%

State house districtShare of ZIP residents
2nd Norfolk District66%
1st Norfolk District34%

Voting precincts

10 voting precincts overlap ZIP 02170. Map them, with each precinct's share of the ZIP's residents.

Get this in your AI agent

Your agent can get these cities, counties, districts and precincts with their shares, and their GeoJSON boundaries, from Boundary Atlas. Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:zcta:02170")

ZIP 02170 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.