Sullivan's Island town, South Carolina demographics
Population: 2,220
Median age: 50.0
Median household income: 157,743
Sullivan's Island is a town in Charleston County, South Carolina, United States.
Demographics, population, home values, social and economic characteristics of Sullivan's Island town, SC.
Population
| 2021 | 2,220 |
| 2020 | 2,177 |
| 2019 | 2,203 |
| 2018 | 2,148 |
| 2017 | 2,050 |
| 2016 | 2,049 |
| 2015 | 2,067 |
| 2014 | 2,042 |
| 2013 | 1,969 |
| 2012 | 1,905 |
| 2011 | 1,886 |
| 2010 | 2,048 |
| 2009 | 1,966 |
Census data for Sullivan's Island town, South Carolina
Demographic and housing estimates in Sullivan's Island town, South Carolina
| Total population | 2,220 |
| Male | 1,136 |
| Female | 1,084 |
| Total population | 2,220 |
| Under 5 years | 77 |
| 5 to 9 years | 66 |
| 10 to 14 years | 106 |
| 15 to 19 years | 242 |
| 20 to 24 years | 94 |
| 25 to 34 years | 102 |
| 35 to 44 years | 224 |
| 45 to 54 years | 372 |
| 55 to 59 years | 168 |
| 60 to 64 years | 253 |
| 65 to 74 years | 404 |
| 75 to 84 years | 84 |
| 85 years and over | 28 |
| Median age (years) | 50.0 |
| Under 18 years | 406 |
| 16 years and over | 1,944 |
| 18 years and over | 1,814 |
| 21 years and over | 1,724 |
| 62 years and over | 659 |
| 65 years and over | 516 |
| Total population | 2,220 |
| One race | 2,206 |
| White | 2,170 |
| Black or African American | 4 |
| American Indian and Alaska Native | 0 |
| Asian | 30 |
| Native Hawaiian and Other Pacific Islander | 0 |
| Some other race | 2 |
| Two or more races | 14 |
| Citizen, VOTING AGE 18 and over population | 1,786 |
| Male Citizen, VOTING AGE 18 and over population | 856 |
| Female Citizen, VOTING AGE 18 and over population | 930 |
Social characteristics in Sullivan's Island town, South Carolina
| Total households | 832 |
| Family households (families) | 521 |
| Married-couple family | 22 |
| Male householder, no wife present, family | 115 |
| Female householder, no husband present, family | 80 |
| Nonfamily households | 174 |
| Average household size | 317 |
| Average family size | 2.67 |
Economic characteristics in Sullivan's Island town, South Carolina
| Total households | 832 |
| Less than $10,000 | 29 |
| $10,000 to $14,999 | 6 |
| $15,000 to $24,999 | 20 |
| $25,000 to $34,999 | 21 |
| $35,000 to $49,999 | 18 |
| $50,000 to $74,999 | 98 |
| $75,000 to $99,999 | 40 |
| $100,000 to $149,999 | 157 |
| $150,000 to $199,999 | 147 |
| $200,000 or more | 296 |
| Median household income (dollars) | 157,743 |
Housing characteristics in Sullivan's Island town, South Carolina
| Total housing units | 1,095 |
| Occupied housing units | 832 |
| Vacant housing units | 263 |
| Total housing units | 1,095 |
| 1-unit, detached | 951 |
| 1-unit, attached | 4 |
| 2 units | 32 |
| 3 or 4 units | 46 |
| 5 to 9 units | 9 |
| 10 to 19 units | 0 |
| 20 or more units | 53 |
| Mobile home | 0 |
| Boat, RV, van, etc. | 0 |
| Total housing units | 1,095 |
| Built 2014 or later | 5 |
| Built 2010 to 2013 | 71 |
| Built 2000 to 2009 | 140 |
| Built 1990 to 1999 | 158 |
| Built 1980 to 1989 | 106 |
| Built 1970 to 1979 | 125 |
| Built 1960 to 1969 | 29 |
| Built 1950 to 1959 | 102 |
| Built 1940 to 1949 | 44 |
| Built 1939 or earlier | 315 |
| Total housing units | 1,095 |
| 1 room | 0 |
| 2 rooms | 8 |
| 3 rooms | 79 |
| 4 rooms | 52 |
| 5 rooms | 102 |
| 6 rooms | 112 |
| 7 rooms | 292 |
| 8 rooms | 132 |
| 9 rooms or more | 318 |
| Median rooms | 7.2 |
| Total housing units | 1,095 |
| No bedroom | 0 |
| 1 bedroom | 85 |
| 2 bedrooms | 81 |
| 3 bedrooms | 294 |
| 4 bedrooms | 369 |
| 5 or more bedrooms | 266 |
| Occupied housing units | 832 |
| Owner-occupied | 688 |
| Renter-occupied | 144 |
| Average household size of owner-occupied unit | 2.59 |
| Average household size of renter-occupied unit | 3.03 |
| Occupied housing units | 832 |
| Moved in 2017 or later | 32 |
| Moved in 2015 to 2016 | 275 |
| Moved in 2010 to 2014 | 87 |
| Moved in 2000 to 2009 | 120 |
| Moved in 1990 to 1999 | 125 |
| Moved in 1989 and earlier | 193 |
| Owner-occupied units | 688 |
| Less than $50,000 | 10 |
| $50,000 to $99,999 | 0 |
| $100,000 to $149,999 | 4 |
| $150,000 to $199,999 | 11 |
| $200,000 to $299,999 | 0 |
| $300,000 to $499,999 | 4 |
| $500,000 to $999,999 | 60 |
| $1,000,000 or more | 599 |
| Median (dollars) | 2,000,001 |
| Owner-occupied units | 688 |
| Housing units with a mortgage | 483 |
| Housing units without a mortgage | 205 |
| Occupied units paying rent | 121 |
| Less than $500 | 4 |
| $500 to $999 | 4 |
| $1,000 to $1,499 | 5 |
| $1,500 to $1,999 | 45 |
| $2,000 to $2,499 | 4 |
| $2,500 to $2,999 | 6 |
| $3,000 or more | 53 |
| Median (dollars) | 2,313 |
| No rent paid | 23 |
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