RANKING · 2024 ACS · 46 SHOWN OF 46

Highest Scotch-Irish population share, South Carolina counties

South Carolina counties ranked by the share of all residents who are Scotch-Irish ancestry (2024 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 1.4%. Biggest climber in the top 100 since 2020: Newberry County, SC, up 28 places to #7.

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPSCOTCH-IRISH SHAREVS 2010

01▲2Chester County, SCSC33,0013.4%−0.4 pts

02▼1York County, SCSC306,8872.9%−3.0 pts

03▲7Clarendon County, SCSC31,0432.6%+0.5 pts

04▲2Fairfield County, SCSC20,3402.4%−1.7 pts

05▼1Anderson County, SCSC219,9302.3%−1.9 pts

06▼4Greenville County, SCSC583,1252.3%−1.3 pts

07▲28Newberry County, SCSC39,5612.3%−0.3 pts

08▲3Lexington County, SCSC317,5882.2%−1.4 pts

09Laurens County, SCSC71,8482.0%−1.6 pts

10▲4Pickens County, SCSC139,1982.0%−2.7 pts

11▲6Kershaw County, SCSC73,1662.0%−0.8 pts

12Oconee County, SCSC83,7752.0%−1.9 pts

13▼6Greenwood County, SCSC70,3792.0%−2.1 pts

14▼6Lancaster County, SCSC114,2962.0%−2.3 pts

15▲16Aiken County, SCSC181,5151.9%−0.4 pts

16Spartanburg County, SCSC380,8571.9%−2.0 pts

17▲22Calhoun County, SCSC14,1881.7%+0.2 pts

18▲7Georgetown County, SCSC65,9121.6%−1.9 pts

19▼6Abbeville County, SCSC24,8361.6%−4.1 pts

20▲3Richland County, SCSC434,9561.5%−1.7 pts

21▲11Dorchester County, SCSC178,3971.4%−1.0 pts

22▲5Charleston County, SCSC436,2001.4%−1.8 pts

23▲22Jasper County, SCSC38,5331.4%−1.8 pts

24▼19Darlington County, SCSC62,8881.4%−1.2 pts

25▲15McCormick County, SCSC10,2151.4%−0.8 pts

26▼2Cherokee County, SCSC58,2751.4%−1.6 pts

27▲9Williamsburg County, SCSC29,6621.3%−1.4 pts

28▼13Florence County, SCSC138,5041.3%−3.1 pts

29▲4Sumter County, SCSC105,0671.3%−0.8 pts

30▼4Chesterfield County, SCSC44,7401.3%−2.9 pts

31▼1Beaufort County, SCSC204,4331.2%−1.4 pts

32▼12Lee County, SCSC15,7301.2%+0.4 pts

33▼4Berkeley County, SCSC274,6661.2%−1.4 pts

34▼12Union County, SCSC26,7991.2%−1.4 pts

35▼1Allendale County, SCSC7,3551.1%+0.1 pts

36▼18Horry County, SCSC427,5511.1%−1.9 pts

37▲4Edgefield County, SCSC29,8080.9%−2.5 pts

38▼1Barnwell County, SCSC20,6530.9%−0.2 pts

39▼1Saluda County, SCSC19,6800.8%−1.4 pts

40▲2Colleton County, SCSC39,3820.8%−0.9 pts

41▼20Dillon County, SCSC27,4580.8%−3.2 pts

42▼23Marlboro County, SCSC25,4880.7%−2.2 pts

43▼15Marion County, SCSC28,2420.5%−2.4 pts

44Orangeburg County, SCSC83,1770.5%−0.4 pts

45▼2Hampton County, SCSC18,1740.3%−0.3 pts

46Bamberg County, SCSC12,7960.2%−1.0 pts

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES