RANKING · 2020 CENSUS · 46 SHOWN OF 46

Largest senior population, South Carolina counties · 2020

South Carolina counties home to the most residents aged 65 and over as of 2020. Ranked by number of people, not the senior share. 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

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPRESIDENTS 65 AND OVERVS 2000

01Horry County, SCSC427,55194,010+219%

02Greenville County, SCSC583,12589,068+100%

03Charleston County, SCSC436,20071,360+94%

04Richland County, SCSC434,95660,010+91%

05Spartanburg County, SCSC380,85755,306+74%

06Beaufort County, SCSC204,43353,078+183%

07Lexington County, SCSC317,58850,780+131%

08York County, SCSC306,88743,109+153%

09Anderson County, SCSC219,93038,470+70%

10Aiken County, SCSC181,51535,217+93%

11Berkeley County, SCSC274,66633,365+196%

12Florence County, SCSC138,50425,455+72%

13Dorchester County, SCSC178,39724,428+178%

14Pickens County, SCSC139,19822,767+80%

15Lancaster County, SCSC114,29621,209+186%

16Oconee County, SCSC83,77519,248+87%

17Georgetown County, SCSC65,91218,804+125%

18Sumter County, SCSC105,06718,718+59%

19Orangeburg County, SCSC83,17717,715+47%

20Greenwood County, SCSC70,37913,656+50%

21Laurens County, SCSC71,84813,172+44%

22Darlington County, SCSC62,88812,739+56%

23Kershaw County, SCSC73,16612,634+86%

24Cherokee County, SCSC58,27510,074+55%

25Colleton County, SCSC39,3828,504+73%

26Chesterfield County, SCSC44,7408,408+64%

27Newberry County, SCSC39,5618,053+51%

28Clarendon County, SCSC31,0437,715+70%

29Williamsburg County, SCSC29,6626,868+41%

30Jasper County, SCSC38,5336,515+187%

31Chester County, SCSC33,0016,276+45%

32Marion County, SCSC28,2426,268+46%

33Union County, SCSC26,7995,777+24%

34Abbeville County, SCSC24,8365,489+43%

35Dillon County, SCSC27,4585,231+48%

36Fairfield County, SCSC20,3405,117+65%

37Edgefield County, SCSC29,8085,115+92%

38Marlboro County, SCSC25,4884,943+39%

39Saluda County, SCSC19,6804,200+51%

40Barnwell County, SCSC20,6533,958+34%

41Hampton County, SCSC18,1743,673+42%

42McCormick County, SCSC10,2153,568+117%

43Lee County, SCSC15,7303,531+41%

44Calhoun County, SCSC14,1883,479+66%

45Bamberg County, SCSC12,7963,036+31%

46Allendale County, SCSC7,3551,835+29%

SHOWING 1–46 OF 46

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS