Boundary Atlas

ZIP code 18092: Upper Milford, PA

ZIP code 18092 is in Lehigh County (95%) and Berks County (5.2%), Pennsylvania, outside any city or Census-designated place. It is in Pennsylvania's 7th congressional district (95%) and Pennsylvania's 4th congressional district (5.2%). Its state senate districts are State Senate District 16 (95%) and State Senate District 24 (5.2%); its state house districts are State House District 131 (95%) and State House District 130 (5.2%).

3,297residents (2020 Census)
15.0 sq miland area
0cities and towns
2congressional districts
4voting precincts

See it on the mapAll of Pennsylvania

City and county

Outside any city or Census-designated place.


CountyShare of ZIP residents
Lehigh County95%
Berks County5.2%

Town or county subdivisionShare of ZIP residents
Upper Milford township74%
Lower Milford township20%
Hereford township5.2%

Congressional districts

Congressional districtShare of ZIP residents
Pennsylvania's 7th congressional district (PA-07)95%
Pennsylvania's 4th congressional district (PA-04)5.2%

This ZIP is split between districts. A mailing address in it could be in either; the map or locate_point gives the district for an exact address.

State legislative districts

State senate districtShare of ZIP residents
State Senate District 1695%
State Senate District 245.2%

State house districtShare of ZIP residents
State House District 13195%
State House District 1305.2%

Voting precincts

4 voting precincts overlap ZIP 18092. 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:18092")

ZIP 18092 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.