Philadelphia waxay martigelisay shirar kala duwan oo qaran, oo ay ka mid yihiin 1848 (Whig), 1856 (Republican), 1872 (Republican), 1900 (Republican), 1936 (Democratic), 1940 (Republican), 1948 (Republican)
, 1948 (Horumar), 2000 (Jamhuuriyad), iyo 2016 (Demoqraadi). Philadelphia waxay hoy u ahayd madaxweyne ku xigeen, George M. Dallas, iyo hal janaraal dagaalkii sokeeye, George B. McClellan, oo ku guuleystay magacaabista xisbigiisa ee madaxweynaha laakiin ku guuldareystay doorashadii guud ee Abraham Lincoln 1864. Bishii Maajo 2019, madaxweyne ku xigeenkii hore ee Mareykanka Joe Biden wuxuu u doortay Philadelphia inay noqoto xaruntii ololihiisa doorashada madaxtinimada Mareykanka ee 2020.