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Pennsylvania's 4th Congressional District (PA-4)

Last updated · 7 sources

Madeleine Dean, a Democrat, has represented the district since 2019.

The district includes parts of Berks and Montgomery counties.

According to the Census Bureau's 2020–2024 American Community Survey 5-year estimates, the district has a population of 774,814, a median household income of $110,538, and a median age of 42.1. Of residents 25 and older, 49.2% hold a bachelor's degree or higher.

Representative

Official portrait of Madeleine Dean, U.S. Representative for Pennsylvania's 4th District
Madeleine Dean

U.S. Representative for Pennsylvania's 4th District · Democrat

ProfileSchedule this week

2026 election

Dean has filed with the FEC to run for this seat in 2026.

1 candidate has reported raising money for the 2026 PA-4 race to the FEC.

Election Day: Tuesday, November 3, 2026

Candidates for PA-4 in 2026 who reported raising money to the FEC
CandidatePartyRaisedCash on handThrough
Madeleine Dean (incumbent)Democratic$1,371,536$1,184,807Jun 30

Includes primary candidates; FEC filings do not record primary results. FEC race page

District profile

Population
774,814
Median household income
$110,538
Median age
42.1
Bachelor's degree or higher
49.2%

Census Bureau, 2020–2024 American Community Survey 5-year estimates

Places and ZIP codes

PA-4 covers all of 76 places, the largest Pottstown, Lansdale, and Willow Grove, and part of 6 more places, the largest King of Prussia, Horsham, and Harleysville.

Alsace Manor, Ambler, Amity Gardens, Arcadia University, Audubon, Bala Cynwyd, Bally, Bechtelsville, Blandon, Blue Bell, Bowers, Boyertown, Bryn Athyn, Cheltenham Village, Collegeville, Conshohocken, Douglassville, Dryville, Eagleville, Elkins Park, Evansburg, Fleetwood, Flourtown, Fort Washington, Fox Chase, Gilbertsville, Glenside, Green Lane, Greenfields, Halfway House, Harleysville (part), Hatboro, Hereford, Horsham (part), Hyde Park, Jenkintown, King of Prussia (part), Kulpsville, Kutztown, Kutztown University, Lansdale, Laureldale, Leesport, Lenhartsville, Lyons, Maple Glen (part), Maxatawny, McKinley, Merion Station (part), Mertztown, Mont Clare, Muhlenberg Park, New Berlinville, New Jerusalem, North Wales, Oley, Oreland, Plymouth Meeting, Pottsgrove, Pottstown, Riverview Park, Rockledge, Roslyn, Royersford, Sanatoga, Schwenksville, Skippack, South Temple, Spring House, Spring Mount, Stowe, Temple, Topton, Trappe, Trooper, Virginville, Walnuttown, West Conshohocken, Willow Grove, Woxall (part), Wyncote, Wyndmoor

PA-4 covers all of 46 ZIP codes and part of 47 more.

18011 (part), 18031 (part), 18041 (part), 18054 (part), 18056, 18062 (part), 18070 (part), 18074 (part), 18092 (part), 18964 (part), 18969 (part), 19001, 19002 (part), 19004, 19006 (part), 19009, 19010 (part), 19012, 19025, 19027, 19031, 19034, 19035 (part), 19038, 19040 (part), 19044 (part), 19046, 19066 (part), 19072 (part), 19075, 19085 (part), 19090, 19095, 19096 (part), 19118 (part), 19128 (part), 19401 (part), 19403, 19406 (part), 19422, 19426, 19428 (part), 19435, 19436, 19437, 19438 (part), 19440 (part), 19444, 19446 (part), 19453, 19454 (part), 19456, 19460 (part), 19462, 19464, 19468, 19472, 19473, 19474, 19477, 19490, 19492, 19503, 19504 (part), 19505, 19506 (part), 19508 (part), 19510, 19511, 19512, 19518 (part), 19522, 19525, 19526 (part), 19530 (part), 19533 (part), 19534 (part), 19535 (part), 19536, 19538, 19539 (part), 19545, 19547, 19555 (part), 19560, 19562, 19564, 19565 (part), 19601 (part), 19604 (part), 19605 (part), 19606 (part), 19608 (part)

Pennsylvania senators

Neighboring districts

  • PA-1 · Brian Fitzpatrick (R)
  • PA-2 · Brendan Boyle (D)
  • PA-3 · Dwight Evans (D)
  • PA-5 · Mary Gay Scanlon (D)
  • PA-6 · Chrissy Houlahan (D)
  • PA-7 · Ryan Mackenzie (R)
  • PA-9 · Dan Meuser (R)

Sources