South Carolina County Map, List of Counties in South Carolina with Seats

Written and Fact-checked by | Updated On: May 05, 2026 | 14:50 ET

The U.S. state of South Carolina is divided into 46 Counties. Explore the South Carolina County Map, all Counties list along with their County Seats in alphabetical order and their population, areas and the date of formation.

South Carolina County Map

About Counties of South Carolina

U.S State of South Carolina is positioned in the south-eastern part of the country. South Carolina is fortieth rank in its size and geographical area. The state covered 30061 square miles that accounts for 77857 square kilometres. The estimated population of the state is 5.2 million and ranks as twenty third populous state in United States. South Carolina shares the borders with North Carolina in north, Atlantic Ocean in the southeast, Georgia in the southwest. South Carolina is one of the thirteen original states. Columbia is the capital city of the state. Columbia is located in the centre of the state. The important cities of South Caroline are Charleston, Mount Pleasant and North Charleston and many more. In fact Charleston city has the highest population with 150,227.

The political power of the state is shared with counties for the ease administration. Counties in South Carolina are 46 in number. The biggest county by area is Horry County which occupies 1,133 square miles of the state geographical arena. The smallest county in the state is McCormick County. The highest populated Counties in South Carolina are Greenville County with 525,534 inhabitants, Richland County with 416,147 and Charleston County with 408,235. They are four different types of government exists in the state of South Carolina. They are counties, cities or towns, school districts and special purpose governments. Like all most of the states of United States of America even Counties in South Carolina have similar form of the government. There is a dual purpose of the local government. The first purpose is that of administrative and providing services to the citizens. The second purpose is to help citizens of the country to fulfil the needs.

The U.S. state of South Carolina has 46 Counties. This is list of South Carolina Counties and County Seats in alphabetical order along with check their population, areas and the date of formation.

List of Counties in South Carolina with County Seats

S.NCountyCounty SeatPopulationArea Formed
1Abbeville CountyAbbeville24,295511 sq mi1785
2Aiken CountyAiken168,8081,080 sq mi1871
3Allendale CountyAllendale8,039413 sq mi1919
4Anderson CountyAnderson203,718757 sq mi1826
5Bamberg CountyBamberg13,311395 sq mi1897
6Barnwell CountyBarnwell20,589557 sq mi1798
7Beaufort CountyBeaufort187,117576 sq mi1769
8Berkeley CountyMoncks Corner229,8611,228 sq mi1882
9Calhoun CountySt. Matthews14,119392 sq mi1908
10Charleston CountyCharleston408,235916 sq mi1769
11Cherokee CountyGaffney56,216397 sq mi1897
12Chester CountyChester32,294586 sq mi1785
13Chesterfield CountyChesterfield43,273806 sq mi1798
14Clarendon CountyManning31,144696 sq mi1855
15Colleton CountyWalterboro38,6041,133 sq mi1800
16Darlington CountyDarlington62,656567 sq mi1785
17Dillon CountyDillon28,292407 sq mi1910
18Dorchester CountySt. George161,540577 sq mi1868
19Edgefield CountyEdgefield26,500507 sq mi1785
20Fairfield CountyWinnsboro20,948710 sq mi1785
21Florence CountyFlorence136,885804 sq mi1888
22Georgetown CountyGeorgetown60,158814 sq mi1769
23Greenville CountyGreenville525,534795 sq mi1786
24Greenwood CountyGreenwood69,661463 sq mi1897
25Hampton CountyHampton18,561562 sq mi1878
26Horry CountyConway351,0291,255 sq mi1801
27Jasper CountyRidgeland28,791699 sq mi1912
28Kershaw CountyCamden65,403740 sq mi1791
29Lancaster CountyLancaster96,016555 sq mi1785
30Laurens CountyLaurens67,539715 sq mi1785
31Lee CountyBishopville16,531410 sq mi1902
32Lexington CountyLexington293,991758 sq mi1785
33McCormick CountyMcCormick9,526359 sq mi1916
34Marion CountyMarion30,163494 sq mi1785
35Marlboro CountyBennettsville26,667485 sq mi1785
36Newberry CountyNewberry38,508647 sq mi1785
37Oconee CountyWalhalla78,607674 sq mi1868
38Orangeburg CountyOrangeburg84,2231,128 sq mi1769
39Pickens CountyPickens131,404512 sq mi1826
40Richland CountyColumbia416,147772 sq mi1785
41Saluda CountySaluda19,875461 sq mi1895
42Spartanburg CountySpartanburg327,997808 sq mi1785
43Sumter CountySumter106,721682 sq mi1785
44Union CountyUnion27,244514 sq mi1785
45Williamsburg CountyKingstree30,368937 sq mi1804
46York CountyYork282,090681 sq mi1785