South Carolina Gazetteer
Also See Sullivans Island, SC: ZIP Codes & Maps
The Town of Sullivan's Island had a population of 2,087 as of 2020-2024 American Community Survey 5-Year Estimates. Sullivans Island ranks in the lower quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in South Carolina. See peer rankings below.
The primary coordinate point for Sullivans Island is located at latitude 32.7632 and longitude -79.8368 in Charleston County. The formal boundaries for the Town of Sullivan's Island encompass a land area of 2.5 sq. miles and a water area of 0.94 sq. miles. Charleston County is in the Eastern time zone (GMT -5).
The Town of Sullivan's Island has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.
South Carolina is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Town of Sullivan's Island is located within Mount Pleasant Division of Charleston County.
Source: 2020-2024 American Community Survey 5-Year Estimates
POPULATION | |
|---|---|
| Total Population | 2,087 (100%) |
| Population Density | 835 per sq mi |
| Diversity Index1 | 7 |
INCOME | |
| Median Household Income | $192,813 |
| Per Capita Income | $117,718 |
| Median Home Value | $2,000,001 |
HOUSING | |
|---|---|
| Total HU (Housing Units) | 1,088 (100%) |
| Owner Occupied HU | 681 (62.6%) |
| Renter Occupied HU | 117 (10.8%) |
| Vacant Housing Units | 290 (26.7%) |
HOUSEHOLDS | |
| Total Households | 798 |
| Average Household Size | 2.62 |
| Family Households | 568 (71.2%) |
The table below compares Sullivans Island to the other 475 incorporated cities, towns and CDPs in South Carolina by rank and percentile using 2020-2024 American Community Survey 5-Year Estimates data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
| Variable Description | Rank | Percentile |
|---|---|---|
| Total Population | # 190 | 60th |
| Population Density | # 170 | 64th |
| Median Household Income | # 2 | 100th |
| Per Capita Income | # 5 | 99th |
| Diversity Index | # 430 | 10th |
Additional comparisons and rankings can be made with a VERY EASY TO USE South Carolina Census Data Comparison Tool.
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