RANKING · 2024 ACS · 46 SHOWN OF 46

Highest Welsh population share, South Carolina counties

South Carolina counties ranked by the share of all residents who are Welsh ancestry (2024 American Community Survey). A concentration measure: Welsh 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 0.4%. Biggest climber in the top 100 since 2020: Marlboro County, SC, up 32 places to #2.

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South CarolinaAll states All rankings

SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPWELSH SHAREVS 2010

01▲2Chester County, SCSC33,0011.1%+0.7 pts

02▲32Marlboro County, SCSC25,4881.0%+0.7 pts

03▲16Pickens County, SCSC139,1980.7%0.0 pts

04▲7Newberry County, SCSC39,5610.7%+0.1 pts

05Beaufort County, SCSC204,4330.6%−0.3 pts

06▲8Chesterfield County, SCSC44,7400.6%+0.3 pts

07▼5Greenville County, SCSC583,1250.6%0.0 pts

08▲1Charleston County, SCSC436,2000.6%−0.1 pts

09▼2Horry County, SCSC427,5510.6%−0.2 pts

10▲23Kershaw County, SCSC73,1660.5%+0.2 pts

11▼7York County, SCSC306,8870.5%−0.1 pts

12▲3Aiken County, SCSC181,5150.5%0.0 pts

13▼3Lancaster County, SCSC114,2960.5%+0.4 pts

14▼2Oconee County, SCSC83,7750.5%−0.3 pts

15▲9Anderson County, SCSC219,9300.5%0.0 pts

16▲5Lee County, SCSC15,7300.5%+0.3 pts

17▲6McCormick County, SCSC10,2150.5%−0.1 pts

18▲2Berkeley County, SCSC274,6660.4%−0.3 pts

19▼11Greenwood County, SCSC70,3790.4%+0.2 pts

20▲6Spartanburg County, SCSC380,8570.4%+0.1 pts

21▲1Colleton County, SCSC39,3820.4%+0.2 pts

22▼16Lexington County, SCSC317,5880.4%−0.1 pts

23▲9Jasper County, SCSC38,5330.4%−0.2 pts

24▲1Florence County, SCSC138,5040.4%−0.2 pts

25▼24Darlington County, SCSC62,8880.4%+0.1 pts

26▼8Edgefield County, SCSC29,8080.3%0.0 pts

27▼11Georgetown County, SCSC65,9120.3%−0.1 pts

28▼11Dorchester County, SCSC178,3970.3%−0.2 pts

29▼2Richland County, SCSC434,9560.3%−0.1 pts

30▼17Clarendon County, SCSC31,0430.3%+0.2 pts

31▼1Laurens County, SCSC71,8480.3%−0.2 pts

32▲3Fairfield County, SCSC20,3400.2%+0.1 pts

33▲5Calhoun County, SCSC14,1880.2%−0.5 pts

34▲2Union County, SCSC26,7990.2%–

35▲8Williamsburg County, SCSC29,6620.2%–

36▼5Sumter County, SCSC105,0670.1%−0.2 pts

37▲8Barnwell County, SCSC20,6530.1%+0.1 pts

38▼1Cherokee County, SCSC58,2750.1%−0.3 pts

39▼11Abbeville County, SCSC24,8360.1%−0.2 pts

40Bamberg County, SCSC12,7960.1%0.0 pts

41▲3Orangeburg County, SCSC83,1770.1%0.0 pts

42▼3Hampton County, SCSC18,1740.0%–

43▼3Dillon County, SCSC27,4580.0%−0.2 pts

44▼2Allendale County, SCSC7,3550.0%–

45▼16Saluda County, SCSC19,6800.0%−0.1 pts

46▼5Marion County, SCSC28,2420.0%−0.2 pts

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