2024 Pennsylvania elections
Elections were held in Pennsylvania on. On that date, the Commonwealth of Pennsylvania held elections for President of the United States, U.S. Senate, U.S. House of Representatives, Pennsylvania State Senate, Pennsylvania House of Representatives, and various others.
The Republican Party had a highly successful election, winning every statewide race at both the federal and state levels. They also defeated two Democratic incumbents, Susan Wild and Matt Cartwright, in the 7th and 8th congressional districts, respectively, securing a 10–7 majority in Pennsylvania's House delegation. In the US Senate election, three term incumbent Democrat Bob Casey Jr. was unseated by Republican Dave McCormick. Republicans retained control of the state Senate, Democrats maintained control of the state House while losing the popular vote.
The counties of Philadelphia, Montgomery and Bucks voted to count hundreds of misdated or undated ballots despite court ruling to the contrary. The Pennsylvania Supreme Court enforced the rare King's Bench power to intervene.
Federal offices
President and Vice President of the United States
Incumbent Democratic vice president Kamala Harris and governor of Minnesota Tim Walz were defeated by the Republican ticket, former President Donald Trump and United States senator and Marine Corps veteran JD Vance. Trump won Pennsylvania with 50.37% of the vote to Harris's 48.66%.Trump's victory comes after he was successfully able to flip key counties in the state, including Bucks County, Erie County, Monroe County, and Northampton County. He is furthermore the first presidential candidate to have the most votes cast for him in the state, overcoming the record held by Joe Biden.
U.S. Senate
Republican Dave McCormick defeated three-term incumbent Democratic senator Bob Casey Jr. in an upset victory. McCormick won with 48.82% of the vote to Casey's 48.60%.This was Pennsylvania's closest Senate election since the passage of the Seventeenth Amendment, as well as the closest Senate election of the 2024 cycle.
U.S. House of Representatives
All 17 congressional districts in the United States House of Representatives from Pennsylvania were up for election in 2024, in which Republicans were successfully able to flip two congressional districts.Republican challenger Rob Bresnahan was successful in defeating six-term Democratic representative Matt Cartwright in the 8th congressional district. In the 7th congressional district, Democratic representative Susan Wild was defeated by Republican state representative Ryan Mackenzie. The two defeats resulted in Republicans flipping control of the state's delegation to Congress in favor of Republicans.