RANKING · 2024 ACS · 46 SHOWN OF 46

Largest Irish population, South Carolina counties

South Carolina counties ranked by the number of residents who are Irish ancestry, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. 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

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

YEAR2010 2020 2024

RANKPLACESTATEPOPIRISH POPULATIONVS 2000

01Greenville County, SCSC583,12555,264–

02Horry County, SCSC427,55145,829–

03Charleston County, SCSC436,20044,521–

04York County, SCSC306,88733,804–

05Lexington County, SCSC317,58831,819–

06Spartanburg County, SCSC380,85731,072–

07Richland County, SCSC434,95624,463–

08Berkeley County, SCSC274,66623,945–

09Beaufort County, SCSC204,43323,921–

10Anderson County, SCSC219,93023,513–

11Pickens County, SCSC139,19817,205–

12Aiken County, SCSC181,51515,081–

13Dorchester County, SCSC178,39714,037–

14Oconee County, SCSC83,77511,201–

15Lancaster County, SCSC114,29610,491–

16Florence County, SCSC138,5047,205–

17Georgetown County, SCSC65,9126,338–

18Sumter County, SCSC105,0675,907–

19Laurens County, SCSC71,8485,771–

20Kershaw County, SCSC73,1665,262–

21Cherokee County, SCSC58,2754,521–

22Greenwood County, SCSC70,3794,349–

23Darlington County, SCSC62,8883,720–

24Colleton County, SCSC39,3823,225–

25Orangeburg County, SCSC83,1772,656–

26Jasper County, SCSC38,5332,619–

27Chesterfield County, SCSC44,7402,551–

28Newberry County, SCSC39,5612,279–

29Union County, SCSC26,7992,120–

30Chester County, SCSC33,0011,923–

31Edgefield County, SCSC29,8081,905–

32Abbeville County, SCSC24,8361,657–

33Clarendon County, SCSC31,0431,615–

34Saluda County, SCSC19,6801,174–

35Williamsburg County, SCSC29,662981–

36Fairfield County, SCSC20,340898–

37McCormick County, SCSC10,215891–

38Hampton County, SCSC18,174876–

39Marion County, SCSC28,242751–

40Marlboro County, SCSC25,488621–

41Barnwell County, SCSC20,653618–

42Dillon County, SCSC27,458607–

43Lee County, SCSC15,730457–

44Calhoun County, SCSC14,188446–

45Allendale County, SCSC7,355281–

46Bamberg County, SCSC12,796272–

SHOWING 1–46 OF 46

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