ZIP code 02090: Westwood, MA
ZIP code 02090 is in Norfolk County, Massachusetts, outside any city or Census-designated place. It is in Massachusetts's 8th congressional district. Its state senate district is Norfolk and Suffolk District; its state house district is 11th Norfolk District.
See it on the mapAll of Massachusetts
City and county
Outside any city or Census-designated place.
| County | Share of ZIP residents |
|---|---|
| Norfolk County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Westwood town | 100% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Massachusetts's 8th congressional district (MA-08) | 100% |
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| Norfolk and Suffolk District | 100% |
| State house district | Share of ZIP residents |
|---|---|
| 11th Norfolk District | 100% |
Voting precincts
5 voting precincts overlap ZIP 02090. 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:02090")
ZIP 02090 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.