RANKING · 2020 CENSUS · 104 SHOWN OF 104

Most uninsured people, South Carolina cities · 2020

South Carolina cities with the most residents lacking health insurance, as of the 2020 American Community Survey. Ranked by number of people, not the uninsured rate. This list covers the 104 cities in South Carolina that qualify, ranked against each other statewide. The median across all 104 is 1,194.

South CarolinaAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros

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

RANKPLACESTATEPOPUNINSURED RESIDENTSVS –

01North Charleston, SCSC129,24519,221–

02Charleston, SCSC159,4239,837–

03Columbia, SCSC147,0359,580–

04Rock Hill, SCSC75,9117,958–

05Greenville, SCSC75,3106,286–

06Myrtle Beach, SCSC40,9376,110–

07Summerville, SCSC53,1775,760–

08Socastee, SCSC23,7965,555–

09Sumter, SCSC43,0944,235–

10Greer, SCSC50,0074,210–

11Hilton Head Island, SCSC38,1964,114–

12Mount Pleasant, SCSC95,4694,013–

13Goose Creek, SCSC52,0103,671–

14Berea, SCSC16,8623,625–

15Spartanburg, SCSC39,9783,524–

16St. Andrews, SCSC19,8683,447–

17Florence, SCSC41,2313,370–

18Hanahan, SCSC22,4153,309–

19Anderson, SCSC31,3233,208–

20Parker, SCSC12,8983,095–

21Red Hill, SCSC15,9202,998–

22Conway, SCSC30,6272,977–

23Greenwood, SCSC22,7452,772–

24Taylors, SCSC24,5052,724–

25Ladson, SCSC16,1402,521–

26Wade Hampton, SCSC20,8982,441–

27Simpsonville, SCSC28,4592,255–

28Dentsville, SCSC15,2092,220–

29Aiken, SCSC33,8082,164–

30West Columbia, SCSC18,4892,143–

31Mauldin, SCSC31,4652,109–

32Gantt, SCSC15,4012,084–

33Carolina Forest, SCSC26,2632,008–

34Oak Grove, SCSC12,2561,891–

35North Augusta, SCSC26,9821,823–

36North Myrtle Beach, SCSC21,3461,822–

37Bluffton, SCSC36,8071,780–

38Sans Souci, SCSC7,6651,779–

39Gaffney, SCSC12,5831,694–

40Easley, SCSC27,3191,652–

41Red Bank, SCSC11,3141,596–

42Irmo, SCSC12,2041,536–

43Woodfield, SCSC9,4651,534–

44Orangeburg, SCSC13,3831,436–

45Cayce, SCSC13,6801,407–

46Seneca, SCSC9,4241,317–

47Fountain Inn, SCSC14,7221,315–

48Lancaster, SCSC9,6231,305–

49Seven Oaks, SCSC15,9211,303–

50Homeland Park, SCSC6,6321,231–

51Burton, SCSC6,9121,196–

52Georgetown, SCSC8,8691,194–

53Lexington, SCSC25,7291,190–

54Garden City, SCSC11,5911,130–

55Newberry, SCSC10,8911,130–

56Hardeeville, SCSC16,4591,063–

57James Island, SCSC12,6601,045–

58Marion, SCSC6,0281,037–

59Welcome, SCSC6,5271,032–

60Murrells Inlet, SCSC10,0441,027–

61Beaufort, SCSC15,775985–

62Litchfield Beach, SCSC9,044980–

63Fort Mill, SCSC38,673964–

64Clinton, SCSC7,918961–

65Piedmont, SCSC5,462941–

66Sangaree, SCSC8,681895–

67Clemson, SCSC18,941889–

68Powdersville, SCSC10,771852–

69York, SCSC10,620837–

70Clover, SCSC7,659793–

71Valley Falls, SCSC8,239784–

72Little River, SCSC11,771772–

73Laurens, SCSC9,327756–

74Port Royal, SCSC16,648738–

75Five Forks, SCSC18,656720–

76Moncks Corner, SCSC20,612716–

77Union, SCSC8,077707–

78Lake Wylie, SCSC16,006696–

79Batesburg-Leesville, SCSC5,346694–

80Belvedere, SCSC5,180684–

81Boiling Springs, SCSC12,936682–

82Darlington, SCSC6,075663–

83Lugoff, SCSC9,786660–

84Travelers Rest, SCSC9,135635–

85Camden, SCSC9,201622–

86Hartsville, SCSC7,374610–

87Forest Acres, SCSC10,390609–

88Tega Cay, SCSC14,457603–

89Forestbrook, SCSC7,479596–

90Hollywood, SCSC5,652578–

91Lake City, SCSC5,940577–

92Bennettsville, SCSC7,565569–

93Dillon, SCSC6,227548–

94Chester, SCSC5,324547–

95Centerville, SCSC7,049524–

96Woodruff, SCSC6,026514–

97White Knoll, SCSC8,310433–

98Central, SCSC5,298429–

99Blythewood, SCSC7,233350–

100Walterboro, SCSC5,485327–

101Laurel Bay, SCSC5,882275–

102Lake Murray of Richland, SCSC7,023231–

103Lyman, SCSC7,103195–

104Clemson University, SCSC7,015126–

SHOWING 1–104 OF 104

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