Boundary Atlas

ZIP code 15902: Johnstown, PA

ZIP code 15902 is in Johnstown (57% of residents), Oakland (11%), Dale (9.0%), Lorain (5.3%) and Daisytown (2.7%), in Cambria County, Pennsylvania. 14% of its residents live outside city limits. It is in Pennsylvania's 13th congressional district. Its state senate district is State Senate District 35; its state house districts are State House District 72 (87%) and State House District 71 (13%).

11,107residents (2020 Census)
9.4 sq miland area
5cities and towns
1congressional district
14voting precincts

See it on the mapAll of Pennsylvania

City and county

City or townShare of ZIP residents
Johnstown57%
Oakland11%
Dale9.0%
Lorain5.3%
Daisytown2.7%

CountyShare of ZIP residents
Cambria County100%

Town or county subdivisionShare of ZIP residents
Johnstown city57%
Conemaugh township13%
Stonycreek township12%
Dale borough9.0%
Lorain borough5.3%
Daisytown borough2.7%
Richland township1.2%

Congressional district

Congressional districtShare of ZIP residents
Pennsylvania's 13th congressional district (PA-13)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 35100%

State house districtShare of ZIP residents
State House District 7287%
State House District 7113%

Voting precincts

14 voting precincts overlap ZIP 15902. Map them, with each precinct's share of the ZIP's residents.

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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:15902")

ZIP 15902 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.