Boundary Atlas

ZIP code 02493: Weston, MA

ZIP code 02493 is in Middlesex County, Massachusetts, outside any city or Census-designated place. It is in Massachusetts's 5th congressional district. Its state senate district is Third Middlesex District; its state house district is 14th Norfolk District.

11,851residents (2020 Census)
16.8 sq miland area
0cities and towns
1congressional district
4voting precincts

See it on the mapAll of Massachusetts

City and county

Outside any city or Census-designated place.


CountyShare of ZIP residents
Middlesex County100%

Town or county subdivisionShare of ZIP residents
Weston town100%

Congressional district

Congressional districtShare of ZIP residents
Massachusetts's 5th congressional district (MA-05)100%

State legislative districts

State senate districtShare of ZIP residents
Third Middlesex District100%

State house districtShare of ZIP residents
14th Norfolk District100%

Voting precincts

4 voting precincts overlap ZIP 02493. 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:02493")

ZIP 02493 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.