RANKING · 2024 ACS · 46 SHOWN OF 46

Highest Medicaid coverage, South Carolina counties

South Carolina counties ranked by the share of people covered by Medicaid or other means-tested public insurance, alone or in combination with other coverage (2024 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

YEAR2020 2024

RANKPLACESTATEPOPMEDICAIDVS 2020

01Marlboro County, SCSC25,48836.7%+3.6 pts

02Dillon County, SCSC27,45836.0%+2.4 pts

03Marion County, SCSC28,24234.4%+1.7 pts

04Lee County, SCSC15,73034.2%−0.9 pts

05Orangeburg County, SCSC83,17734.2%+2.9 pts

06Hampton County, SCSC18,17433.9%+9.3 pts

07Barnwell County, SCSC20,65332.5%+2.1 pts

08Clarendon County, SCSC31,04331.8%+0.4 pts

09Williamsburg County, SCSC29,66231.4%−2.4 pts

10Darlington County, SCSC62,88830.3%+1.5 pts

11Colleton County, SCSC39,38229.6%+4.9 pts

12Bamberg County, SCSC12,79629.1%+4.7 pts

13Sumter County, SCSC105,06728.1%+0.7 pts

14Union County, SCSC26,79928.1%+1.6 pts

15Allendale County, SCSC7,35527.2%−5.1 pts

16Cherokee County, SCSC58,27526.8%+2.1 pts

17Chesterfield County, SCSC44,74026.6%+1.6 pts

18Laurens County, SCSC71,84825.1%+0.5 pts

19Chester County, SCSC33,00125.0%+1.7 pts

20Fairfield County, SCSC20,34024.9%+2.1 pts

21Florence County, SCSC138,50424.2%+0.7 pts

22Newberry County, SCSC39,56123.1%+2.4 pts

23Oconee County, SCSC83,77522.0%+1.1 pts

24Calhoun County, SCSC14,18821.7%−4.3 pts

25Kershaw County, SCSC73,16621.7%+1.0 pts

26Georgetown County, SCSC65,91221.3%−1.0 pts

27McCormick County, SCSC10,21521.1%−4.5 pts

28Spartanburg County, SCSC380,85721.1%+1.1 pts

29Saluda County, SCSC19,68020.5%−3.2 pts

30Richland County, SCSC434,95620.3%+2.1 pts

31Greenwood County, SCSC70,37920.0%−3.7 pts

32Anderson County, SCSC219,93019.8%+0.6 pts

33Abbeville County, SCSC24,83619.5%−2.6 pts

34Aiken County, SCSC181,51519.2%−0.7 pts

35Horry County, SCSC427,55119.0%−1.2 pts

36Dorchester County, SCSC178,39718.9%+1.0 pts

37Jasper County, SCSC38,53318.8%−6.2 pts

38Edgefield County, SCSC29,80818.5%+0.6 pts

39Lexington County, SCSC317,58817.9%+1.6 pts

40Pickens County, SCSC139,19817.5%+1.2 pts

41Berkeley County, SCSC274,66617.4%−1.4 pts

42Lancaster County, SCSC114,29616.2%−0.5 pts

43Greenville County, SCSC583,12515.8%+0.2 pts

44York County, SCSC306,88713.8%+0.1 pts

45Charleston County, SCSC436,20013.5%+0.4 pts

46Beaufort County, SCSC204,43313.2%−0.2 pts

SHOWING 1–46 OF 46

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES