Top 2016 Presidential Democrat Counties by Percentage | Rank | State | Region | Votes | % of Votes | 1 | District Of Columbia | District of Columbia | 260,223 | 92.8 | 2 | Maryland | Prince George's County | 313,627 | 89.3 | 3 | New York | Bronx County | 318,403 | 88.7 | 4 | Virginia | Petersburg City | 12,005 | 87.5 | 5 | New York | New York County | 515,481 | 87.2 | 6 | South Dakota | Shannon County | 2,504 | 86.5 | 7 | Mississippi | Jefferson County | 3,337 | 86.5 | 8 | California | San Francisco County | 238,772 | 85.3 | 9 | Georgia | Clayton County | 75,908 | 85.1 | 10 | Mississippi | Claiborne County | 2,523 | 85.4 | 11 | Maryland | Baltimore City | 178,562 | 85.4 | 12 | Alabama | Macon County | 7,237 | 82.7 | 13 | Mississippi | Holmes County | 5,820 | 82.6 | 14 | Pennsylvania | Philadelphia County | 560,542 | 82.4 | 15 | Alabama | Greene County | 4,006 | 82.4 | 16 | Louisiana | Orleans Parish | 133,833 | 80.8 | 17 | Georgia | DeKalb County | 239,131 | 80.8 | 18 | California | Alameda County | 337,524 | 79.5 | 19 | Virginia | Charlottesville City | 17,865 | 80.4 | 20 | Missouri | Saint Louis City | 101,487 | 79.7 | 21 | New York | Kings County | 595,086 | 79.7 | 22 | North Carolina | Durham County | 118,783 | 78.9 | 23 | California | Marin County | 69,518 | 78.9 | 24 | Virginia | Richmond City | 74,640 | 78.8 | 25 | Texas | Starr County | 9,246 | 79.1 |
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