Seabrook Island town, South Carolina demographics
Population: 1,904
Median age: 67.4
Median household income: 106,875
Seabrook Island is a town in Charleston County, South Carolina, United States.
Demographics, population, home values, social and economic characteristics of Seabrook Island town, SC.
Population
| 2021 | 1,904 |
| 2020 | 1,810 |
| 2019 | 1,762 |
| 2018 | 1,694 |
| 2017 | 1,689 |
| 2016 | 1,726 |
| 2015 | 1,688 |
| 2014 | 1,711 |
| 2013 | 1,809 |
| 2012 | 1,705 |
| 2011 | 1,708 |
| 2010 | 1,816 |
| 2009 | 1,674 |
Census data for Seabrook Island town, South Carolina
Demographic and housing estimates in Seabrook Island town, South Carolina
| Total population | 1,904 |
| Male | 938 |
| Female | 966 |
| Total population | 1,904 |
| Under 5 years | 0 |
| 5 to 9 years | 0 |
| 10 to 14 years | 0 |
| 15 to 19 years | 26 |
| 20 to 24 years | 14 |
| 25 to 34 years | 13 |
| 35 to 44 years | 63 |
| 45 to 54 years | 133 |
| 55 to 59 years | 148 |
| 60 to 64 years | 381 |
| 65 to 74 years | 689 |
| 75 to 84 years | 385 |
| 85 years and over | 52 |
| Median age (years) | 67.4 |
| Under 18 years | 17 |
| 16 years and over | 1,896 |
| 18 years and over | 1,887 |
| 21 years and over | 1,878 |
| 62 years and over | 1,272 |
| 65 years and over | 1,126 |
| Total population | 1,904 |
| One race | 1,879 |
| White | 1,861 |
| Black or African American | 10 |
| American Indian and Alaska Native | 8 |
| Asian | 0 |
| Native Hawaiian and Other Pacific Islander | 0 |
| Some other race | 0 |
| Two or more races | 25 |
| Citizen, VOTING AGE 18 and over population | 1,874 |
| Male Citizen, VOTING AGE 18 and over population | 922 |
| Female Citizen, VOTING AGE 18 and over population | 952 |
Social characteristics in Seabrook Island town, South Carolina
| Total households | 1,100 |
| Family households (families) | 735 |
| Married-couple family | 8 |
| Male householder, no wife present, family | 144 |
| Female householder, no husband present, family | 144 |
| Nonfamily households | 213 |
| Average household size | 708 |
| Average family size | 1.73 |
Economic characteristics in Seabrook Island town, South Carolina
| Total households | 1,100 |
| Less than $10,000 | 88 |
| $10,000 to $14,999 | 32 |
| $15,000 to $24,999 | 20 |
| $25,000 to $34,999 | 39 |
| $35,000 to $49,999 | 19 |
| $50,000 to $74,999 | 126 |
| $75,000 to $99,999 | 141 |
| $100,000 to $149,999 | 229 |
| $150,000 to $199,999 | 191 |
| $200,000 or more | 215 |
| Median household income (dollars) | 106,875 |
Housing characteristics in Seabrook Island town, South Carolina
| Total housing units | 2,523 |
| Occupied housing units | 1,100 |
| Vacant housing units | 1,423 |
| Total housing units | 2,523 |
| 1-unit, detached | 1,502 |
| 1-unit, attached | 274 |
| 2 units | 20 |
| 3 or 4 units | 168 |
| 5 to 9 units | 286 |
| 10 to 19 units | 180 |
| 20 or more units | 93 |
| Mobile home | 0 |
| Boat, RV, van, etc. | 0 |
| Total housing units | 2,523 |
| Built 2014 or later | 5 |
| Built 2010 to 2013 | 159 |
| Built 2000 to 2009 | 394 |
| Built 1990 to 1999 | 441 |
| Built 1980 to 1989 | 827 |
| Built 1970 to 1979 | 677 |
| Built 1960 to 1969 | 9 |
| Built 1950 to 1959 | 0 |
| Built 1940 to 1949 | 0 |
| Built 1939 or earlier | 11 |
| Total housing units | 2,523 |
| 1 room | 60 |
| 2 rooms | 53 |
| 3 rooms | 280 |
| 4 rooms | 406 |
| 5 rooms | 300 |
| 6 rooms | 391 |
| 7 rooms | 330 |
| 8 rooms | 288 |
| 9 rooms or more | 415 |
| Median rooms | 5.9 |
| Total housing units | 2,523 |
| No bedroom | 60 |
| 1 bedroom | 209 |
| 2 bedrooms | 628 |
| 3 bedrooms | 961 |
| 4 bedrooms | 544 |
| 5 or more bedrooms | 121 |
| Occupied housing units | 1,100 |
| Owner-occupied | 1,031 |
| Renter-occupied | 69 |
| Average household size of owner-occupied unit | 1.75 |
| Average household size of renter-occupied unit | 1.51 |
| Occupied housing units | 1,100 |
| Moved in 2017 or later | 175 |
| Moved in 2015 to 2016 | 350 |
| Moved in 2010 to 2014 | 164 |
| Moved in 2000 to 2009 | 259 |
| Moved in 1990 to 1999 | 127 |
| Moved in 1989 and earlier | 25 |
| Owner-occupied units | 1,031 |
| Less than $50,000 | 0 |
| $50,000 to $99,999 | 4 |
| $100,000 to $149,999 | 19 |
| $150,000 to $199,999 | 24 |
| $200,000 to $299,999 | 49 |
| $300,000 to $499,999 | 276 |
| $500,000 to $999,999 | 445 |
| $1,000,000 or more | 214 |
| Median (dollars) | 660,900 |
| Owner-occupied units | 1,031 |
| Housing units with a mortgage | 525 |
| Housing units without a mortgage | 506 |
| Occupied units paying rent | 32 |
| Less than $500 | 0 |
| $500 to $999 | 0 |
| $1,000 to $1,499 | 9 |
| $1,500 to $1,999 | 0 |
| $2,000 to $2,499 | 0 |
| $2,500 to $2,999 | 0 |
| $3,000 or more | 23 |
| Median (dollars) | 3,292 |
| No rent paid | 37 |
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