These are tables of congressional delegations from

Pennsylvania Pennsylvania (; ( Pennsylvania Dutch: )), officially the Commonwealth of Pennsylvania, is a state spanning the Mid-Atlantic, Northeastern, Appalachian, and Great Lakes regions of the United States. It borders Delaware to its southeast, ...

to the

United States House of Representatives The United States House of Representatives, often referred to as the House of Representatives, the U.S. House, or simply the House, is the lower chamber of the United States Congress, with the Senate being the upper chamber. Together they ...

and the

United States Senate The United States Senate is the upper chamber of the United States Congress, with the House of Representatives being the lower chamber. Together they compose the national bicameral legislature of the United States. The composition and po ...

. The current dean of the Pennsylvania delegation is Representative

Mike Doyle Michael, Mick or Mike Doyle may refer to: Politics * Michael Doyle (Irish politician), Irish Farmers' Party politician from Wexford, TD from 1922 to 1927 *Michael Doyle, alleged member of the Molly Maguires * Mike Doyle (American politician) (born ...

(PA-18), having served in the House since 1995.

House of Representatives

Current members

List of members, their terms in office, district boundaries, and the district political ratings according to the

CPVI The Cook Partisan Voting Index, abbreviated Cook PVI, CPVI, or PVI, is a measurement of how strongly a United States congressional district or U.S. state leans toward the Democratic or Republican Party, compared to the nation as a whole, based ...

. The delegation has 18 members, with 9 Republicans and 9 Democrats.

1789–1793: 8 seats

For the first two Congresses, Pennsylvania had eight seats. In the First Congress, Representatives were selected at-large on a

general ticket The general ticket, also known as party block voting (PBV) or ticket voting, is a type of block voting in which voters opt for a party, or a team's set list of candidates, and the highest-polling party/team becomes the winner. Unless specifically ...

. Districts were used in the Second Congress.

1793–1803: 13 seats

Pennsylvania had thirteen seats. For the third Congress representatives were selected at-large on a

. After that, districts were created.

1803–1813: 18 seats

There were eighteen seats, apportioned among eleven districts. Districts 1–3 each had three seats elected on a

. District 4 had two such seats. Districts 5–11 each had one seat.

1813–1823: 23 seats

There were 15 districts. The 1st district had four seats elected on a general ticket. The 2nd, 3rd, 5th, 6th and 10th each had two seats elected on a

. The rest of the districts each had one seat.

1823–1833: 26 seats

1833–1843: 28 seats

Following the 1830 census, Pennsylvania was apportioned 28 seats. The commonwealth divided them into 25 districts and two districts, the and the , had two and three seats respectively.

1843–1853: 24 seats

1853–1863: 25 seats

1863–1873: 24 seats

1873–1883: 27 seats

1883–1893: 28 seats

Following the

1880 census The United States census of 1880 conducted by the Census Bureau during June 1880 was the tenth United States census.

1893–1903: 30 seats

Following the

1890 census The United States census of 1890 was taken beginning June 2, 1890, but most of the 1890 census materials were destroyed in 1921 when a building caught fire and in the subsequent disposal of the remaining damaged records. It determined the reside ...

, the delegation grew by two seats. Those two additional seats were elected at-large across the entire commonwealth.

1903–1913: 32 seats

Following the 1900 census, the delegation grew by two seats.

1913–1933: 36 seats

Following the 1910 census, the delegation grew by four seats to its largest size to date. The four new seats were elected at-large statewide. Starting in 1923, however, four new districts were added to replace the at-large seats.

1933–1943: 34 seats

Following the

1930 census The United States census of 1930, conducted by the Census Bureau one month from April 1, 1930, determined the resident population of the United States to be 122,775,046, an increase of 13.7 percent over the 106,021,537 persons enumerated during ...

, the delegation lost two seats.

1943–1953: 33 seats

Following the 1940 census, the delegation lost one seat. For the 78th Congress, there were 32 districts and 1 at-large seat. Starting with the 79th Congress, however, there were 33 districts.

1953–1963: 30 seats

Following the 1950 census, the delegation lost three seats.

1963–1973: 27 seats

Following the 1960 census, the delegation lost three seats.

1973–1983: 25 seats

Following the 1970 census, the delegation lost two seats.

1983–1993: 23 seats

Following the 1980 census, the delegation lost two seats.

1993–2003: 21 seats

Following the 1990 census, the delegation lost two seats.

2003–2013: 19 seats

Following the 2000 census, the delegation lost two seats.

2013–present: 18 seats

Following the 2010 census, the delegation lost one seat. With court-ordered

redistricting in Pennsylvania Redistricting in Pennsylvania refers to the decennial process of redrawing state legislative and federal congressional districts in Pennsylvania. United States congressional redistricting 2001–2011 Before the 2000 election, the Pennsylvan ...

on February 19, 2018, none of the members of congress who served in 115th Congress and were re-elected are in the same district in the 116th Congress.

House of Representatives

Current members

1789–1793: 8 seats

1793–1803: 13 seats

1803–1813: 18 seats

1813–1823: 23 seats

1823–1833: 26 seats

1833–1843: 28 seats

1843–1853: 24 seats

1853–1863: 25 seats

1863–1873: 24 seats

1873–1883: 27 seats

1883–1893: 28 seats

1893–1903: 30 seats

1903–1913: 32 seats

1913–1933: 36 seats

1933–1943: 34 seats

1943–1953: 33 seats

1953–1963: 30 seats

1963–1973: 27 seats

1973–1983: 25 seats

1983–1993: 23 seats

1993–2003: 21 seats

2003–2013: 19 seats

2013–present: 18 seats

United States Senate

Key

See also

References