RANKING · 2010 CENSUS · 46 SHOWN OF 46

Largest households, South Carolina counties · 2010

South Carolina counties ranked by average household size (2023 ACS). 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 ZIP codes

RELATEDMost expensive homes Cheapest homes Highest median rent Lowest median rent Highest homeownership rate Highest renter share

YEAR2010 2020 2024

RANKPLACESTATEPOPAVERAGE HOUSEHOLD SIZEVS 2000

01Williamsburg County, SCSC29,6623.04–

02Jasper County, SCSC38,5332.91–

03Saluda County, SCSC19,6802.85–

04Berkeley County, SCSC274,6662.74–

05Hampton County, SCSC18,1742.74–

06Marion County, SCSC28,2422.70–

07Barnwell County, SCSC20,6532.69–

08Dillon County, SCSC27,4582.68–

09Marlboro County, SCSC25,4882.68–

10Dorchester County, SCSC178,3972.68–

11Chesterfield County, SCSC44,7402.67–

12Georgetown County, SCSC65,9122.67–

13Sumter County, SCSC105,0672.67–

14Lee County, SCSC15,7302.66–

15Allendale County, SCSC7,3552.63–

16Chester County, SCSC33,0012.63–

17Edgefield County, SCSC29,8082.62–

18Clarendon County, SCSC31,0432.61–

19Darlington County, SCSC62,8882.61–

20Cherokee County, SCSC58,2752.60–

21Fairfield County, SCSC20,3402.58–

22York County, SCSC306,8872.58–

23Bamberg County, SCSC12,7962.57–

24Greenwood County, SCSC70,3792.57–

25Kershaw County, SCSC73,1662.55–

26Florence County, SCSC138,5042.54–

27Newberry County, SCSC39,5612.54–

28Spartanburg County, SCSC380,8572.54–

29Orangeburg County, SCSC83,1772.54–

30Colleton County, SCSC39,3822.53–

31Laurens County, SCSC71,8482.51–

32Lancaster County, SCSC114,2962.51–

33Anderson County, SCSC219,9302.50–

34Abbeville County, SCSC24,8362.49–

35Aiken County, SCSC181,5152.49–

36Greenville County, SCSC583,1252.48–

37Lexington County, SCSC317,5882.48–

38Calhoun County, SCSC14,1882.47–

39Pickens County, SCSC139,1982.47–

40Oconee County, SCSC83,7752.43–

41Richland County, SCSC434,9562.43–

42Charleston County, SCSC436,2002.41–

43Beaufort County, SCSC204,4332.33–

44Union County, SCSC26,7992.33–

45Horry County, SCSC427,5512.28–

46McCormick County, SCSC10,2152.17–

SHOWING 1–46 OF 46

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES