What to KnowDemocratic voters in Tuesday’s Pennsylvania primary will pick their nominees to flip four seats seen as critical for the party to retake the U.S. House in November.Polls open on Tuesday, May 19, at 7 a.m. ET and close Tuesday night at 8 p.m. ET. Only voters registered with a political party may participate in that party’s primary. Democrats may not vote in the Republican primary or vice versa. Independent or unaffiliated voters may not participate in either primary.After four decades in public service, Congressman Dwight Evans (D-3rd dist.) has decided not to run for re-election. Four Democratic candidates — Dr. Ala Stanford, Sen. Sharif Street, State Rep. Chris Rabb and Shaun Griffith — will be running to fill his vacated seat.Republicans hold a slim House majority, and just a handful of seats could determine whether they continue to control the chamber next year. Democrats see four competitive Republican-held districts in Pennsylvania as among their top pick-up opportunities.U.S. Reps. Brian Fitzpatrick in the 1st Congressional District, Ryan Mackenzie in the 7th Congressional District, Rob Bresnahan in the 8th Congressional District and Scott Perry in the 10th Congressional District are all unopposed in their Republican primaries.In the race for governor, Democratic incumbent Josh Shapiro and Republican Pennsylvania treasurer Stacy Garrity are running unopposed in the primary and are expected to face off against each otherVoters across the commonwealth will also decide primaries for lieutenant governor and for both chambers of the General Assembly.Click here for live primary election results after the polls close. Democratic and Republican voters will chose their nominees in Pennsylvania’s primaries on Tuesday, May 19, 2026. Get live updates below. ...read more read less