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Sullivan's Island, SC

2,127 Population
2.5 square miles 851.5 people per square mile

Census data: ACS 2023 5-year unless noted

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Demographics

52.9 ±2.7 Median age
  • about 1.4 times the figure in the Charleston-North Charleston, SC Metro Area: 38.1 ±0.2
  • about 1.3 times the figure in South Carolina: 40.1 ±0.1

Economics

$120,592 ±$20,838 Per capita income
  • more than double the amount in the Charleston-North Charleston, SC Metro Area: $46,863 ±$1,044
  • more than double the amount in South Carolina: $37,993 ±$303
$179,614 ±$25,856 Median household income
  • more than double the amount in the Charleston-North Charleston, SC Metro Area: $82,272 ±$1,253
  • more than double the amount in South Carolina: $66,818 ±$504

8.3% ±5.6% (177  ±124) Persons below poverty line
  • about three-quarters of the rate in the Charleston-North Charleston, SC Metro Area: 11.2% 89,836 (±0.6% / ±4,555)
  • about three-fifths of the rate in South Carolina: 14.2% 719,720 (±0.3% / ±14,294)

17.4 minutes ±2.5 (17,435  ±6,338) Mean travel time to work
  • about three-fifths of the figure in the Charleston-North Charleston, SC Metro Area: 27.4 9,777,660 (±0.3 / ±151,882)
  • about two-thirds of the figure in South Carolina: 25.6 54,950,328 (±0.1 / ±402,424)

Families

817 ±117 Number of households
  • the Charleston-North Charleston, SC Metro Area: 327,420 ±2,029
  • South Carolina: 2,070,390 ±5,976
2.6 ±0.3 (2,127  ±378) Persons per household
  • a little higher than the figure in the Charleston-North Charleston, SC Metro Area: 2.5 801,368 (±0 / ±193)
  • a little higher than the figure in South Carolina: 2.5 5,074,803

2.4% ±3.8% (7  ±11) Women 15-50 who gave birth during past year
  • about two-fifths of the rate in the Charleston-North Charleston, SC Metro Area: 5.7% † 11,376 (±0.6% / ±1,174)
  • about half the rate in South Carolina: 5.4% 63,936 (±0.2% / ±2,298)

Housing

1,078 ±139 Number of housing units
  • the Charleston-North Charleston, SC Metro Area: 370,246 ±285
  • South Carolina: 2,401,638 ±448

$2,000,001 ±$-333,333,340 Median value of owner-occupied housing units
  • more than double the amount in the Charleston-North Charleston, SC Metro Area: $345,400 ±$3,597
  • more than double the amount in South Carolina: $236,700 ±$1,344

11.8% ±7.9% (250  ±,173.3) Moved since previous year
  • about 80 percent of the rate in the Charleston-North Charleston, SC Metro Area: 14.9% 120,035 (±0.6% / ±4,919.1)
  • about 90 percent of the rate in South Carolina: 13.1% 675,719 (±0.2% / ±11,203.9)

Social

99.9% ±25.3% (1,664  ±,239.5) High school grad or higher
  • about 10 percent higher than the rate in the Charleston-North Charleston, SC Metro Area: 91.9% 524,563 (±1.1% / ±6,507.7)
  • about 10 percent higher than the rate in South Carolina: 89.6% 3,234,677 (±0.4% / ±15,380.7)
87.2% ±22.9% (1,452  ±231) Bachelor's degree or higher
  • more than double the rate in the Charleston-North Charleston, SC Metro Area: 40% 227,969 (±0.7% / ±4,135.3)
  • more than double the rate in South Carolina: 31.5% 1,136,208 (±0.3% / ±9,349.9)

N/A Persons with language other than English spoken at home

2.9% ±1.1% (61  ±26) Foreign-born population
  • about half the rate in the Charleston-North Charleston, SC Metro Area: 6.4% 51,925
  • about half the rate in South Carolina: 5.6% 293,556

6.7% ±1.9% (117  ±41) Population with veteran status
  • about two-thirds of the rate in the Charleston-North Charleston, SC Metro Area: 10.2% 64,226 (±0.3% / ±1,968)
  • about 80 percent of the rate in South Carolina: 8.5% 344,530 (±0.1% / ±4,290)
117 Total veterans ±41 117 Male ±41 N/A Female ±14

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