Partisan identification in the electorate the Pennsylvania Department of State reports that there are approximately 4,000,000 (46%) registered Democrats, 3,450,000 (39%) registered Republicans, 911,000 (10%) registered unaffiliated, and 377,000 (4%) registered with other parties. Partisan affiliation of elected officials The following table indicates the party of elected officials in the U.S. state of Pennsylvania: Governor Lieutenant Governor Attorney General State Auditor General State Treasurer The table also indicates the historical party composition in the: State Senate State House of Representatives State delegation to the United States Senate State delegation to the United States House of Representatives Pennsylvania currently has 20 electoral votes, as per the 2010 Census, based on their 18 seats in the United States House of Representatives and 2 United States Senators. The table below indicates which party's nominees received the state's electoral votes for the years in which a presidential election was held. Following the 2020 Census, Pennsylvania lost one seat in the House of Representatives. As a result, starting with the general election of 2022 Pennsylvania will only send 17 members to the House. This also means that in the general election of 2024 Pennsylvania will have 19 electoral votes. 1777–1790 1791–1872 1873–1978 1978–present See also Democratic Party of Pennsylvania Elections in Pennsylvania Green Party of Pennsylvania Libertarian Party of Pennsylvania Politics of Pennsylvania Republican Party of Pennsylvania References Politics of Pennsylvania Government of Pennsylvania Pennsylvania