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.

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 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS