SC
Tega Cay, SC
Population, housing, work, and travel data for this Census place.
- Population
- 14,457
- Median home
- $529,200
South Carolina / Census place 4536430
James Island
A Census profile of the people, homes, and daily patterns that shape this place.
Official Census name: James Island townAt a glance
A city in numbers.
- Population
- 12,660 2025 estimate
- Annual change
- +1.3% Population estimate
- Density
- 2,616/sq mi 4.8 sq mi land area
- Median age
- 41.7 years ACS 5-year estimate
Living here
The everyday equation.
Households, homes, education, and the time it takes to get around.
- Median household income
- $104,217
- Median home value
- $508,600
- Median gross rent
- $1,695
- Bachelor’s degree or higher
- 49.5%
- Typical commute
- 22.5 min
- Public transit commute
- 0.2%
Climate normals
The long view of weather.
Thirty-year averages, not a forecast. Temperature and precipitation describe the typical conditions recorded from 1991 through 2020.
Representative station: DWTN CHARLESTON (3 mi from place center)- Average high
- 73.3°F
- Average low
- 61.1°F
- Annual rainfall
- 44.3"
- Annual snowfall
- 0"
Month by month
A year in James Island.
JFMAMJJASOND
Data vintage
Population is from the 2025 Population Estimates Program. Household, housing, education, and commute data are from the 2020-2024 American Community Survey 5-year release.
Population estimatesACS profileTIGERweb boundaryNOAA climate normals
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