RANKING · 2020 CENSUS · 46 SHOWN OF 46

Highest Medicare coverage, South Carolina counties · 2020

South Carolina counties ranked by the share of people covered by Medicare, alone or in combination with other coverage (2020 ACS). A close proxy for retirement geography. This list covers the 46 counties in South Carolina that qualify, ranked against each other statewide. The median across all 46 is 22.4%.

South CarolinaAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

RANKPLACESTATEPOPMEDICAREVS –

01McCormick County, SCSC10,21543.5%–

02Georgetown County, SCSC65,91231.3%–

03Beaufort County, SCSC204,43329.6%–

04Clarendon County, SCSC31,04329.0%–

05Horry County, SCSC427,55127.4%–

06Oconee County, SCSC83,77527.3%–

07Allendale County, SCSC7,35527.0%–

08Williamsburg County, SCSC29,66226.2%–

09Union County, SCSC26,79926.0%–

10Bamberg County, SCSC12,79625.6%–

11Lee County, SCSC15,73025.4%–

12Marion County, SCSC28,24224.7%–

13Abbeville County, SCSC24,83624.7%–

14Marlboro County, SCSC25,48824.6%–

15Calhoun County, SCSC14,18824.4%–

16Fairfield County, SCSC20,34023.6%–

17Darlington County, SCSC62,88823.4%–

18Saluda County, SCSC19,68023.0%–

19Lancaster County, SCSC114,29622.8%–

20Chester County, SCSC33,00122.7%–

21Edgefield County, SCSC29,80822.7%–

22Hampton County, SCSC18,17422.5%–

23Greenwood County, SCSC70,37922.4%–

24Jasper County, SCSC38,53322.3%–

25Kershaw County, SCSC73,16622.3%–

26Barnwell County, SCSC20,65322.2%–

27Laurens County, SCSC71,84822.2%–

28Orangeburg County, SCSC83,17722.1%–

29Aiken County, SCSC181,51522.0%–

30Newberry County, SCSC39,56121.8%–

31Chesterfield County, SCSC44,74021.5%–

32Colleton County, SCSC39,38221.5%–

33Dillon County, SCSC27,45821.3%–

34Cherokee County, SCSC58,27520.5%–

35Anderson County, SCSC219,93020.4%–

36Sumter County, SCSC105,06719.9%–

37Florence County, SCSC138,50419.5%–

38Spartanburg County, SCSC380,85719.0%–

39Pickens County, SCSC139,19818.5%–

40Charleston County, SCSC436,20017.9%–

41Lexington County, SCSC317,58817.8%–

42Greenville County, SCSC583,12517.5%–

43Dorchester County, SCSC178,39716.8%–

44Berkeley County, SCSC274,66616.7%–

45York County, SCSC306,88715.8%–

46Richland County, SCSC434,95614.8%–

SHOWING 1–46 OF 46

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS