County 2020 Biden Trump %B %T
2016 Clinton Trump %C %T
2012 Obama Romney %O %R
Philadelphia 2020 594,005 131,330 81.4% 18%
2016 584,025 108,748 82.3% 15.3%
2012 557,024 91,840 85.2% 14.1%
Allegheny 2020 428,876 282,170 59.6% 39.2%
(Pittsburgh) 2016 357,167 259,480 55.9% 39.5%
2012 348,151 259,304 56.6% 42.2%
Maricopa co 2020 1.040,774 995,665 50.3% 48.1%
(Phoenix, AZ) 2016 702,907 747,361 44.8% 47,7%
2012 532,284 680.089 43.2% 55.1%
Wayne Co 2020 587,074 264,149 68.1% 30.7%
(Detroit) 2016 519,444 228,993 66.4% 29.3%
2012 595,253 213,586 73.1% 26.2%
Kent CO 2020 186,753 165.318 52% 46%
(Grand Rapids) 2016 138,683 148,180 44.6% 47.7%
2012 134,560 157,801 45.5% 53.4%
Milwaukee co 2020 317,270 134,357 69.4% 29.4%
Wisconsin 2016 288,822 128,069 65.5% 28.6%
2012 328,090 158,430 66.8% 32.3%
Dane Co 2020 260,185 78,800 75.7% 22.9%
(Madison) 2016 217,697 71,275 70.4% 23.0%
2012 215,389 83,459 71.1% 27.6%
Clark Co 2020 521,852 430,930 53.7% 44.3%
(Las Vegas) 2016 402,227 320,057 52.4% 41.7%
2012 387,978 288,223 56.4% 41.9%
Fulton Co 2020 381,144 137,240 72,6% 26.2%
(Atlanta) 2016 297,051 117,783 67.7% 26.8%
2012 248,479 133,837 64.2% 34.6%
DeKalb Co 2020 308,140 58,369 83.1% 15.7%
2016 251,370 51,469 79.1% 16.2%
2012 237,704 64.308 77.9% 21.1%
Gwinnett Co 2020 241,827 166,413 58.4% 40.2%
2016 166,153 146,989 50.2% 44.4%
2012 131,879 159,563 44.6% 54%