RANKING · 2010 CENSUS · 46 SHOWN OF 46

Most population gained, South Carolina counties · 2010

South Carolina counties that added the most residents from the 2000 census to 2010, by raw count of people rather than percentage. This list covers the 46 counties in South Carolina that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

YEAR2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION CHANGEVS 2000

01Horry County, SCSC427,551+72,662+38%

02Greenville County, SCSC583,125+71,609+20%

03Richland County, SCSC434,956+63,827+83%

04York County, SCSC306,887+61,459+86%

05Lexington County, SCSC317,588+46,377−4%

06Beaufort County, SCSC204,433+41,296+20%

07Charleston County, SCSC436,200+40,240+170%

08Dorchester County, SCSC178,397+40,142+201%

09Berkeley County, SCSC274,666+35,192+154%

10Spartanburg County, SCSC380,857+30,516+13%

11Anderson County, SCSC219,930+21,386+4%

12Aiken County, SCSC181,515+17,547−19%

13Lancaster County, SCSC114,296+15,301+124%

14Florence County, SCSC138,504+11,124−3%

15Kershaw County, SCSC73,166+9,050+0%

16Pickens County, SCSC139,198+8,467−50%

17Oconee County, SCSC83,775+8,058−8%

18Georgetown County, SCSC65,912+4,361−54%

19Jasper County, SCSC38,533+4,099−21%

20Chesterfield County, SCSC44,740+3,966−5%

21Greenwood County, SCSC70,379+3,390−49%

22Sumter County, SCSC105,067+2,810+40%

23Cherokee County, SCSC58,275+2,805−65%

24Clarendon County, SCSC31,043+2,469−39%

25Edgefield County, SCSC29,808+2,390−62%

26Newberry County, SCSC39,561+1,400−52%

27Dillon County, SCSC27,458+1,340−17%

28Darlington County, SCSC62,888+1,287−77%

29Orangeburg County, SCSC83,177+919−86%

30Saluda County, SCSC19,680+694−75%

31Colleton County, SCSC39,382+628−84%

32Fairfield County, SCSC20,340+502−57%

33McCormick County, SCSC10,215+275−75%

34Marlboro County, SCSC25,488+115−121%

35Calhoun County, SCSC14,188-10−100%

36Hampton County, SCSC18,174-296−109%

37Bamberg County, SCSC12,796-671+175%

38Abbeville County, SCSC24,836-750−133%

39Allendale County, SCSC7,355-792+55%

40Barnwell County, SCSC20,653-857−127%

41Lee County, SCSC15,730-899−153%

42Union County, SCSC26,799-920+102%

43Chester County, SCSC33,001-928−149%

44Marion County, SCSC28,242-2,404−253%

45Williamsburg County, SCSC29,662-2,794−795%

46Laurens County, SCSC71,848-3,030−126%

SHOWING 1–46 OF 46

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS