Boundary Atlas

Pennsylvania's 13th congressional district (PA-13)

Pennsylvania's 13th congressional district (PA-13) covers parts or all of 12 counties, including Adams County, Bedford County, Blair County, Cambria County, Franklin County and Fulton County, and 218 ZIP codes (185 wholly inside it). Its 2020 population was 764,864. This is the map in force for the November 3, 2026 election.

764,864residents (2020 Census)
12counties
218ZIP codes
541voting precincts

Who represents PA-13

OfficeMemberContact
U.S. Representative (PA-13)John Joyce (R)202-225-2431
U.S. SenatorDavid McCormick (R)202-224-6324 · contact form
U.S. SenatorJohn Fetterman (D)202-224-4254 · contact form

Officials serving now (members of Congress until January 3, 2027). Sources: Members of Congress: the @unitedstates project, congress-legislators (CC0).

Counties

CountyShare of the county's residents in PA-13
Adams County100%
Bedford County100%
Blair County100%
Cambria County100%
Franklin County100%
Fulton County100%
Huntingdon County100%
Juniata County100%
Mifflin County100%
Perry County100%
Cumberland County9.8%
Somerset County2.0%

ZIP codes

Percentages mark ZIPs only partly in PA-13: the share of that ZIP's residents inside it.

Towns

Abbottstown borough, Adams township, Alexandria borough, Allegheny township, Allegheny township, Altoona city, Antis township, Antrim township, Arendtsville borough, Armagh township, Ashville borough, Ayr township, Barr township, Barree township, Beale township, Bedford borough, Bedford township, Belfast township, Bellwood borough, Bendersville borough, Berwick township, Bethel township, Biglerville borough, Birmingham borough, Blacklick township, Blain borough, Blair township, Bloomfield borough, Bloomfield township, Bonneauville borough, Brady township, Bratton township, Broad Top City borough, Broad Top township, Brown township, Brownstown borough, Brush Creek township, Buffalo township, Burnham borough and Butler township and others.

Get this in your AI agent

Your agent can draw every precinct in PA-13, or list them with population shares (related_geographies). Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

get_boundaries(id="us:congressional_district:4213", children_level="precinct", include_districts=True)