Boundary Atlas

Philadelphia, Pennsylvania

Philadelphia is a city in Philadelphia County, Pennsylvania, with 1,603,797 residents in 2020. It spans 3 congressional districts: PA-02 (48%), PA-03 (48%) and PA-05 (4.6%). It spans 7 state senate and 26 state house districts.

1,603,797residents (2020 Census)
134.3 sq miland area
49ZIP codes
3congressional districts

County

CountyShare of residents
Philadelphia County100%

Congressional districts

Congressional districtShare of residents
Pennsylvania's 2nd congressional district (PA-02)48%
Pennsylvania's 3rd congressional district (PA-03)48%
Pennsylvania's 5th congressional district (PA-05)4.6%

Elected officials

OfficeMemberContactShare of residents
MayorCherelle Parker215-686-2181citywide
U.S. Representative (PA-02)Brendan F. Boyle (D)202-225-611148%
U.S. Representative (PA-03)Dwight Evans (D)202-225-400148%
U.S. Representative (PA-05)Mary Gay Scanlon (D)202-225-20114.6%
U.S. SenatorDavid McCormick (R)202-224-6324 · contact formstatewide
U.S. SenatorJohn Fetterman (D)202-224-4254 · contact formstatewide

Plus 33 state legislators across 33 districts. Look up an address for the exact ones.

Officials serving now (members of Congress until January 3, 2027). Sources: Mayors: Open States (public domain); State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).

Local government

State legislative districts

State senate districtShare of residents
State Senate District 517%
State Senate District 316%
State Senate District 216%
State Senate District 116%
State Senate District 715%
State Senate District 812%
State Senate District 48.9%

State house districtShare of residents
State House District 1824.1%
State House District 2014.1%
State House District 2004.1%
State House District 2034.1%
State House District 2024.0%
State House District 1724.0%
State House District 1844.0%
State House District 1984.0%
State House District 1733.9%
State House District 1743.9%
State House District 1703.9%
State House District 1943.9%
State House District 1753.9%
State House District 1773.9%
State House District 1803.9%
State House District 1863.9%
State House District 1973.9%
State House District 1813.9%
State House District 1953.9%
State House District 1883.8%
State House District 1793.8%
State House District 1903.8%
State House District 103.8%
State House District 1923.8%
State House District 1853.4%
State House District 1912.5%

ZIP codes

Percentages mark ZIPs only partly in Philadelphia: the share of that ZIP's residents living in it.

Get this in your AI agent

Your agent can get Philadelphia'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:4260000")

Philadelphia 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.