A Comparison of Obama 2008 with Biden 2020 Blue highlighted counties were won by the Democrat. pop column is the county population rank in the state. A negative number in the Obama minus Biden column means that Biden "turnout" was greater than Obama 2008 Metropolitan areas [grouped counties] follow the main table.pObamaBidenominusdivObama 2008McCain 2008BidenTrumppBidenObamaAdams40%17,63359%26,34944,491Adams32%18,20766%37,52356,540-574103%Allegheny57%373,15342%272,347651,436Allegheny60%429,06539%282,324719,7332-55,912115%Armstrong37%11,13862%18,54230,081Armstrong23%8,45776%27,48936,3702,68176%Beaver48%40,49951%42,89584,488Beaver41%38,12258%54,75994,122212,37794%Bedford27%6,05972%16,12422,443Bedford16%4,36784%23,02527,5741,69272%Berks54%97,04745%80,513180,000Berks45%92,89553%109,736205,54094,15296%Blair37%19,81362%32,70853,102Blair28%17,63671%45,30663,5952,17789%Bradford40%10,30658%15,05725,787Bradford27%8,04672%21,60030,1592,26078%Bucks54%179,03145%150,248332,924Bucks52%204,71247%187,367396,2344-25,681114%Butler36%32,26063%57,07490,425Butler33%37,50866%74,359113,30519-5,248116%Cambria49%32,45149%31,99565,670Cambria31%21,73068%48,08570,57410,72167%Cameron39%87959%1,3232,245Cameron26%63473%1,7712,43424572%Carbon50%13,46448%12,95726,923Carbon33%11,21265%21,98433,6292,25283%Centre55%41,95044%32,99275,763Centre52%40,05547%36,37277,4931,89595%Chester54%137,83345%114,421254,354Chester58%182,37241%128,565314,5027-44,539132%Clarion38%6,75660%10,73717,766Clarion24%4,67875%14,57819,4932,07869%Clearfield43%14,55555%18,66233,813Clearfield25%9,67374%29,20339,4224,88266%Clinton48%7,09751%7,50414,791Clinton31%5,50268%11,90217,6251,59578%Columbia47%13,23052%14,47728,063Columbia34%10,53264%20,09831,1712,69880%Crawford44%16,78054%20,75038,134Crawford31%12,92468%28,55942,0043,85677%Cumberland43%48,30656%63,739113,304Cumberland44%62,24555%77,212141,59516-13,939129%Dauphin54%69,97545%58,238129,529Dauphin54%78,98345%66,408147,36814-9,008113%Delaware60%178,87039%115,273297,004Delaware63%206,42336%118,532327,9315-27,553115%Elk51%7,29047%6,67614,271Elk27%4,52272%12,14016,9062,76862%Erie59%75,77539%50,351127,691Erie50%68,28649%66,869137,083157,48990%Fayette49%25,86650%26,08152,560Fayette33%20,44466%41,22762,1395,42279%Forest42%1,03856%1,3662,444Forest28%72871%1,8822,64631070%Franklin33%21,16966%41,90663,641Franklin28%22,42271%57,24580,783-1,253106%Fulton25%1,57674%4,6426,306Fulton14%1,08586%6,8247,97749169%Greene49%7,82949%7,88915,976Greene28%4,91171%12,57917,6692,91863%Huntingdon36%6,62163%11,74518,632Huntingdon24%5,44575%17,06122,7921,17682%Indiana46%17,06553%19,72737,302Indiana31%12,63468%28,08941,1984,43174%Jefferson34%6,44764%12,05718,802Jefferson20%4,52779%17,96022,8241,92070%Juniata32%3,06867%6,4849,711Juniata19%2,25380%9,64912,04381573%Lackawanna63%67,52037%39,488107,876Lackawanna54%61,99145%52,334115,410175,52992%Lancaster44%99,58655%126,568228,137Lancaster41%115,84757%160,209280,2396-16,261116%Lawrence47%19,71152%21,85142,103Lawrence35%15,97864%29,59746,0763,73381%Lebanon40%23,31059%34,31458,297Lebanon33%23,93265%46,73171,652-622103%Lehigh57%87,08942%63,382152,473Lehigh53%98,28846%84,259184,71310-11,199113%Luzerne54%72,49245%61,127135,175Luzerne42%64,87357%86,929153,321137,61989%Lycoming37%18,38162%30,28049,237Lycoming29%16,97170%41,46259,2541,41092%Mckean41%6,46558%9,22415,947McKean26%5,09872%14,08319,4661,36779%Mercer49%26,41149%26,56553,821Mercer36%21,06762%36,14357,9545,34480%Mifflin33%5,37566%10,92916,502Mifflin21%4,60378%16,67021,50277286%Monroe58%39,45341%28,29368,443Monroe53%44,06046%38,72683,82920-4,607112%Montgomery60%253,39339%165,552422,419Montgomery63%319,51136%185,460510,1573-66,118126%Montour42%3,36457%4,5748,023Montour39%3,77160%5,8449,771-407112%Northampton56%75,25543%58,551135,587Northampton50%85,08749%83,854170,94213-9,832113%Northumberland42%14,32956%19,01833,939Northumberland30%12,67768%28,95242,2831,65288%Perry32%6,39666%13,05819,745Perry24%5,95074%18,29324,65244693%Philadelphia83%595,98016%117,221717,329Philadelphia81%603,79018%132,740741,3771-7,810101%Pike47%11,49352%12,51824,284Pike40%13,01959%19,21332,554-1,526113%Potter31%2,30068%5,1097,507Potter19%1,72680%7,2399,06457475%Schuylkill45%28,30054%33,76763,057Schuylkill29%20,72769%48,87170,6037,57373%Snyder35%5,38264%9,90015,479Snyder26%4,91073%13,98319,14047291%Somerset37%12,87862%21,68635,168Somerset21%8,65478%31,46640,5434,22467%Sullivan40%1,23359%1,8413,120Sullivan26%92173%2,6193,59531275%Susquehanna43%8,38155%10,63319,286Susquehanna29%6,23670%15,20721,7522,14574%Tioga36%6,39063%11,32617,984Tioga24%4,95575%15,74221,0751,43578%Union42%7,33357%9,85917,400Union37%7,47561%12,35620,115-142102%Venango40%9,23859%13,71823,307Venango29%7,58570%18,56926,5281,65382%Warren46%8,53752%9,68518,517Warren29%6,06669%14,23720,6502,47171%Washington47%46,12252%50,75298,047Washington38%45,08861%72,080118,478181,03498%Wayne43%9,89256%12,70222,835Wayne33%9,19166%18,63728,08970193%Westmoreland41%72,72158%102,294176,873Westmoreland35%72,12964%130,218204,6971159299%Wyoming46%5,98553%6,98313,138Wyoming32%4,70467%9,93614,8581,28179%York43%82,83956%109,268194,210York37%88,11462%146,733238,4718-5,275106%3,276,3632,655,8853,458,2293,377,674pObamaBidenominusdivPittsburghObama 2008McCain 2008BidenTrumppBidenObamaAllegheny57%373,15342%272,347651,436Allegheny60%429,06539%282,324719,7332-55,912115%Butler36%32,26063%57,07490,425Butler33%37,50866%74,359113,30519-5,248116%Beaver48%40,49951%42,89584,488Beaver41%38,12258%54,75994,122212,37794%Washington47%46,12252%50,75298,047Washington38%45,08861%72,080118,478181,03498%Westmoreland41%72,72158%102,294176,873Westmoreland35%72,12964%130,218204,6971159299%pObamaBidenominusdivHarrisburgObama 2008McCain 2008BidenTrumppBidenObamaDauphin54%69,97545%58,238129,529Dauphin54%78,98345%66,408147,36814-9,008113%Cumberland43%48,30656%63,739113,304Cumberland44%62,24555%77,212141,59516-13,939129%Lebanon40%23,31059%34,31458,297Lebanon33%23,93265%46,73171,652-622103%Franklin33%21,16966%41,90663,641Franklin28%22,42271%57,24580,783-1,253106%Adams40%17,63359%26,34944,491Adams32%18,20766%37,52356,540-574103%York43%82,83956%109,268194,210York37%88,11462%146,733238,4718-5,275106%Perry32%6,39666%13,05819,745Perry24%5,95074%18,29324,65244693%pObamaBidenominusdivWilliamsportObama 2008McCain 2008BidenTrumppBidenObamaMontour42%3,36457%4,5748,023Montour39%3,77160%5,8449,771-407112%Lycoming37%18,38162%30,28049,237Lycoming29%16,97170%41,46259,2541,41092%Northumberland42%14,32956%19,01833,939Northumberland30%12,67768%28,95242,2831,65288%Snyder35%5,38264%9,90015,479Snyder26%4,91073%13,98319,14047291%Union42%7,33357%9,85917,400Union37%7,47561%12,35620,115-142102%pObamaBidenominusdivPhiladelphiaObama 2008McCain 2008BidenTrumppBidenObamaPhiladelphia83%595,98016%117,221717,329Philadelphia81%603,79018%132,740741,3771-7,810101%Bucks54%179,03145%150,248332,924Bucks52%204,71247%187,367396,2344-25,681114%Delaware60%178,87039%115,273297,004Delaware63%206,42336%118,532327,9315-27,553115%Chester54%137,83345%114,421254,354Chester58%182,37241%128,565314,5027-44,539132%Montgomery60%253,39339%165,552422,419Montgomery63%319,51136%185,460510,1573-66,118126%Lancaster44%99,58655%126,568228,137Lancaster41%115,84757%160,209280,2396-16,261116%pObamaBidenominusdivAllentownObama 2008McCain 2008BidenTrumppBidenObamaLehigh57%87,08942%63,382152,473Lehigh53%98,28846%84,259184,71310-11,199113%Berks54%97,04745%80,513180,000Berks45%92,89553%109,736205,54094,15296%Northampton56%75,25543%58,551135,587Northampton50%85,08749%83,854170,94213-9,832113%Monroe58%39,45341%28,29368,443Monroe53%44,06046%38,72683,82920-4,607112%Pike47%11,49352%12,51824,284Pike40%13,01959%19,21332,554-1,526113%