James Island town, SC Profile: Facts, Map & Data


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James Island town, South Carolina - Basic Facts

The Town of James Island had a population of 12,238 as of July 1, 2017. James Island town ranks in the upper quartile for Population Density and 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 James Island town is located at latitude 32.731 and longitude -79.9679 in Charleston County. The formal boundaries for the Town of James Island (see map below) encompass a land area of 4.74 sq. miles and a water area of 0.03 sq. miles.

The Town of James Island (GNIS ID: 2743869) 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 ""

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 James Island is located within James Island Division of Charleston County.

Beneath the boundary map are tables with James Island town population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

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Town of James Island, SC Boundary Map

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James Island town, SC Data & Demographics (As of July 1, 2017)


Total Population 12,238
Daytime Population: Workers 2,719
Daytime Population: Residents 6,019
Total Daytime Population (TDP) 8,738
Ratio TDP/Total Population1 0.71
Population in Households 12,196
Population in Familes 9,194
Population in Group Qrtrs 42
Population Density2 2,580
Diversity Index3 31


Median Household Income $67,641
Average Household Income $92,960
Per Capita Income $38,845


Total Housing Units 5,346 (100%)
Owner Occupied HU 3,885 (72.7%)
Renter Occupied HU 1,192 (22.3%)
Vacant Housing Units 268 ( 5.0%)
Median Home Value $276,161
Average Home Value $331,623


Total Households 5,078
Average Household Size 2.4
Family Households 3,161
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 1.32% 1.56%
Households 1.36% 1.56%
Families 0.66% 1.4%
Median Household Income   2.38%
Per Capita Income   2.12%

James Island town, SC - Peer Comparisons by Rank and Percentile

The table below compares James Island town to the other 396 incorporated cities, towns and CDPs in South Carolina by rank and percentile using July 1, 2017 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 # 47 88th
Population Density # 8 98th
Diversity Index # 335 16th
Median Household Income # 17 96th
Per Capita Income # 19 95th

Additional comparisons and rankings can be made with a VERY EASY TO USE South Carolina Census Data Comparison Tool.

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