South Carolina 2020 Census Total Population By County

Updated on January 23, 2023.

The total population of South Carolina from the 2020 Census was 5,118,425, based on data from the US Census Bureau.

Greenville County was the most populated county (525,534), followed by Richland County (416,147), and then Charleston County (408,235). On the other hand, the 3 counties that were least populated include: Allendale County (8,039), McCormick County (9,526), and Bamberg County (13,311).

You can also see this information for other states and also for the national level by state.

Hover over or click on the counties to see the number and percentage of South Carolina population that lives in each county. The data can also be found in a table below. You can use the table to sort, filter, and explore the data further.

South Carolina 2020 Census Total Population By County
South Carolina 2020 Census Total Population By County
Items per page:
0 of 0
County Population % of South Carolina Pop.
Abbeville 24295 0.48
Aiken 168808 3.30
Allendale 8039 0.16
Anderson 203718 3.98
Bamberg 13311 0.26
Barnwell 20589 0.40
Beaufort 187117 3.66
Berkeley 229861 4.49
Calhoun 14119 0.28
Charleston 408235 7.98
Cherokee 56216 1.10
Chester 32294 0.63
Chesterfield 43273 0.85
Clarendon 31144 0.61
Colleton 38604 0.75
Darlington 62905 1.23
Dillon 28292 0.55
Dorchester 161540 3.16
Edgefield 25657 0.50
Fairfield 20948 0.41
Florence 137059 2.68
Georgetown 63404 1.24
Greenville 525534 10.27
Greenwood 69351 1.36
Hampton 18561 0.36
Horry 351029 6.86
Jasper 28791 0.56
Kershaw 65403 1.28
Lancaster 96016 1.88
Laurens 67539 1.32
Lee 16531 0.32
Lexington 293991 5.74
McCormick 9526 0.19
Marion 29183 0.57
Marlboro 26667 0.52
Newberry 37719 0.74
Oconee 78607 1.54
Orangeburg 84223 1.65
Pickens 131404 2.57
Richland 416147 8.13
Saluda 18862 0.37
Spartanburg 327997 6.41
Sumter 105556 2.06
Union 27244 0.53
Williamsburg 31026 0.61
York 282090 5.51