RANKING · 2020 CENSUS · 46 SHOWN OF 46

Highest Scotch-Irish population share, South Carolina counties · 2020

South Carolina counties ranked by the share of all residents who are Scotch-Irish ancestry (2023 American Community Survey). A concentration measure: Scotch-Irish residents as a percentage of total population. This list covers the 46 counties in South Carolina that qualify, ranked against each other statewide.

South CarolinaAll states All rankings

SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPSCOTCH-IRISH SHAREVS 2000

01York County, SCSC306,8874.2%–

02Greenville County, SCSC583,1253.1%–

03Chester County, SCSC33,0013.0%–

04Anderson County, SCSC219,9303.0%–

05Darlington County, SCSC62,8882.9%–

06Fairfield County, SCSC20,3402.9%–

07Greenwood County, SCSC70,3792.9%–

08Lancaster County, SCSC114,2962.7%–

09Laurens County, SCSC71,8482.7%–

10Clarendon County, SCSC31,0432.7%–

11Lexington County, SCSC317,5882.7%–

12Oconee County, SCSC83,7752.6%–

13Abbeville County, SCSC24,8362.6%–

14Pickens County, SCSC139,1982.6%–

15Florence County, SCSC138,5042.6%–

16Spartanburg County, SCSC380,8572.5%–

17Kershaw County, SCSC73,1662.4%–

18Horry County, SCSC427,5512.3%–

19Marlboro County, SCSC25,4882.2%–

20Lee County, SCSC15,7302.2%–

21Dillon County, SCSC27,4582.1%–

22Union County, SCSC26,7991.9%–

23Richland County, SCSC434,9561.9%–

24Cherokee County, SCSC58,2751.8%–

25Georgetown County, SCSC65,9121.8%–

26Chesterfield County, SCSC44,7401.7%–

27Charleston County, SCSC436,2001.7%–

28Marion County, SCSC28,2421.6%–

29Berkeley County, SCSC274,6661.6%–

30Beaufort County, SCSC204,4331.5%–

31Aiken County, SCSC181,5151.4%–

32Dorchester County, SCSC178,3971.4%–

33Sumter County, SCSC105,0671.3%–

34Allendale County, SCSC7,3551.1%–

35Newberry County, SCSC39,5611.1%–

36Williamsburg County, SCSC29,6621.1%–

37Barnwell County, SCSC20,6531.1%–

38Saluda County, SCSC19,6801.0%–

39Calhoun County, SCSC14,1881.0%–

40McCormick County, SCSC10,2150.9%–

41Edgefield County, SCSC29,8080.8%–

42Colleton County, SCSC39,3820.6%–

43Hampton County, SCSC18,1740.6%–

44Orangeburg County, SCSC83,1770.4%–

45Jasper County, SCSC38,5330.3%–

46Bamberg County, SCSC12,7960.1%–

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES