RANKING · 2010 CENSUS · 46 SHOWN OF 46

Highest Scotch-Irish population share, South Carolina counties · 2010

South Carolina counties ranked by the share of all residents who are Scotch-Irish ancestry (2010 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. The median across all 46 is 2.9%.

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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 –

01York County, SCSC306,8876.0%–

02Abbeville County, SCSC24,8365.6%–

03Pickens County, SCSC139,1984.8%–

04Florence County, SCSC138,5044.3%–

05Lancaster County, SCSC114,2964.3%–

06Anderson County, SCSC219,9304.2%–

07Greenwood County, SCSC70,3794.1%–

08Chesterfield County, SCSC44,7404.1%–

09Fairfield County, SCSC20,3404.1%–

10Dillon County, SCSC27,4584.0%–

11Oconee County, SCSC83,7753.9%–

12Spartanburg County, SCSC380,8573.9%–

13Chester County, SCSC33,0013.8%–

14Laurens County, SCSC71,8483.7%–

15Lexington County, SCSC317,5883.6%–

16Greenville County, SCSC583,1253.6%–

17Georgetown County, SCSC65,9123.5%–

18Edgefield County, SCSC29,8083.4%–

19Charleston County, SCSC436,2003.3%–

20Jasper County, SCSC38,5333.2%–

21Richland County, SCSC434,9563.2%–

22Horry County, SCSC427,5513.0%–

23Marlboro County, SCSC25,4882.9%–

24Cherokee County, SCSC58,2752.9%–

25Marion County, SCSC28,2422.9%–

26Kershaw County, SCSC73,1662.8%–

27Williamsburg County, SCSC29,6622.7%–

28Darlington County, SCSC62,8882.6%–

29Beaufort County, SCSC204,4332.6%–

30Newberry County, SCSC39,5612.6%–

31Berkeley County, SCSC274,6662.6%–

32Union County, SCSC26,7992.5%–

33Dorchester County, SCSC178,3972.4%–

34Aiken County, SCSC181,5152.3%–

35McCormick County, SCSC10,2152.2%–

36Saluda County, SCSC19,6802.2%–

37Sumter County, SCSC105,0672.1%–

38Clarendon County, SCSC31,0432.1%–

39Colleton County, SCSC39,3821.7%–

40Calhoun County, SCSC14,1881.6%–

41Bamberg County, SCSC12,7961.1%–

42Barnwell County, SCSC20,6531.1%–

43Allendale County, SCSC7,3551.0%–

44Orangeburg County, SCSC83,1770.9%–

45Lee County, SCSC15,7300.8%–

46Hampton County, SCSC18,1740.6%–

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS