Johnstown, Pennsylvania
Johnstown is a city in Cambria County, Pennsylvania, with 18,411 residents in 2020. It is in Pennsylvania's 13th congressional district. Its state senate district is State Senate District 35; its state house district is State House District 72.
County
| County | Share of residents |
|---|---|
| Cambria County | 100% |
Congressional district
| Congressional district | Share of residents |
|---|---|
| Pennsylvania's 13th congressional district (PA-13) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (PA-13) | John Joyce (R) | 202-225-2431 | 100% |
| U.S. Senator | David McCormick (R) | 202-224-6324 · contact form | statewide |
| U.S. Senator | John Fetterman (D) | 202-224-4254 · contact form | statewide |
| State Senator (State Senate District 35) | Wayne Langerholc (R) | 814-266-2277 | 100% |
| State Representative (State House District 72) | Frank Burns (Democratic) | 814-536-8400 | 100% |
Officials serving now (members of Congress until January 3, 2027). Sources: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).
Local government
- Johnstown website: http://www.cityofjohnstownpa.net
- Johnstown laws: search for the Johnstown, Pennsylvania code of ordinances
- Cambria County website: http://www.co.cambria.pa.us
- Cambria County laws: search for the Cambria County, Pennsylvania code of ordinances
State legislative districts
| State senate district | Share of residents |
|---|---|
| State Senate District 35 | 100% |
| State house district | Share of residents |
|---|---|
| State House District 72 | 100% |
ZIP codes
Percentages mark ZIPs only partly in Johnstown: the share of that ZIP's residents living in it.
Get this in your AI agent
Your agent can get Johnstown's counties and districts with shares, its ZIP codes (level='zcta'), and its boundary as GeoJSON (get_boundaries). Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:
related_geographies(id="us:place:4238288")
Johnstown here is the Census Bureau's place boundary as of January 1, 2025. Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.