Philadelphia enwewo mgbakọ mba dị iche iche, gụnyere ndị nke 1848 (Whig), 1856 (Republican), 1872 (Republican), 1900 (Republican), 1936 (Democratic), 1940 (Republican), 1948 (Republican)
, 1948 (Progressive), 2000 (Republican), na 2016 (Democratic). Philadelphia abụrụla ebe obibi nke otu osote onye isi ala, George M. Dallas, na otu onye agha obodo, George B. McClellan, onye meriri nhọpụta nke otu ya maka onye isi ala mana meriri na ntuli aka nke Abraham Lincoln na 1864. N'ọnwa Mee afọ 2019, onye bụbu osote onyeisiala mba Amerịka bụ Joe Biden họọrọ Philadelphia ka ọ bụrụ isi ụlọọrụ maka ntuliaka onyeisiala Amerịka nke afọ 2020.