Population of Counties in South Carolina (2019)

Name 2019 Population Growth Since 2010
Greenville County514,21313.60%
Richland County414,5767.47%
Charleston County405,90515.65%
Horry County344,14727.34%
Spartanburg County313,88810.23%
Lexington County295,03212.04%
York County274,11820.83%
Berkeley County221,09123.23%
Anderson County200,4827.15%
Beaufort County188,71515.89%
Aiken County169,4015.53%
Dorchester County160,64717.21%
Florence County138,1590.74%
Pickens County124,9374.71%
Sumter County106,512-1.02%
Lancaster County95,38023.92%
Orangeburg County86,934-5.83%
Oconee County78,3745.43%
Greenwood County70,7411.37%
Laurens County66,9940.70%
Darlington County66,802-2.51%
Kershaw County65,5926.30%
Georgetown County62,2493.15%
Cherokee County57,0782.78%
Chesterfield County45,754-1.87%
Newberry County38,5202.42%
Colleton County37,660-3.18%
Clarendon County33,700-3.58%
Chester County32,251-2.72%
Marion County31,039-5.83%
Williamsburg County30,606-10.89%
Dillon County30,599-4.61%
Jasper County28,97116.20%
Union County27,410-5.25%
Edgefield County27,0520.29%
Marlboro County26,398-8.71%
Abbeville County24,541-3.04%
Fairfield County22,402-6.04%
Barnwell County21,112-6.74%
Saluda County20,5443.16%
Hampton County19,351-8.17%
Lee County17,142-10.76%
Calhoun County14,520-3.80%
Bamberg County14,275-10.54%
McCormick County9,410-7.86%
Allendale County8,903-14.01%