Charleston County, South Carolina

17 cities & places have their primary county here.

Population: 414,711
Median household income: $84,320
Median home value: $450,800

Charleston County is a county in South Carolina with a population of 414,711. 17 cities and places have their primary county here. At $84,320, its median household income sits above South Carolina's $66,818.

From 2019 to 2023, Charleston County's population grew 3.4% from 401,165 to 414,711, while its median household income rose 31.7% from $64,022 to $84,320.

The median resident is 39.0 years old. The largest age group is 25 to 34, 15.8% of residents.

Demographics

ACS 2019–2023

Population: 414,711
Median age: 39.0 yrs
Median household income: $84,320
Median home value: $450,800
Median gross rent: $1,506
Housing units: 206,299
Homeownership rate: 63.5%
Bachelor's degree or higher: 49.0%
Unemployment rate: 3.6%

Trends

ACS 5-year · 2019–2023

Population

401,165414,711

Median household income

$64,022$84,320

Median home value

$315,600$450,800

Median gross rent

$1,190$1,506

Year	Population	Median household income	Median home value	Median gross rent
2019	401,165	$64,022	$315,600	$1,190
2020	407,543	$67,182	$334,600	$1,228
2021	404,946	$70,807	$352,800	$1,310
2022	409,840	$78,795	$415,000	$1,427
2023	414,711	$84,320	$450,800	$1,506

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 55.7%

5 to 1714.0%

18 to 248.3%

25 to 3415.8%

35 to 4414.3%

45 to 5411.7%

55 to 6412.9%

65 to 7410.8%

75 and over6.7%

	Count	Share
Under 5	23,500	5.7%
5 to 17	57,998	14.0%
18 to 24	34,243	8.3%
25 to 34	65,428	15.8%
35 to 44	59,133	14.3%
45 to 54	48,351	11.7%
55 to 64	53,580	12.9%
65 to 74	44,786	10.8%
75 and over	27,692	6.7%

Race & ethnicity

	Count	Share
White (non-Hispanic)	266,718	64.3%
Black or African American	97,371	23.5%
American Indian & Alaska Native	280	0.1%
Asian	7,257	1.7%
Native Hawaiian & Pacific Islander	256	0.1%
Some other race	1,716	0.4%
Two or more races	12,094	2.9%
Hispanic or Latino (any race)	29,019	7.0%

Educational attainment (age 25+)

No high school diploma7.1%

High school graduate18.6%

Some college or associate's25.3%

Bachelor's degree30.0%

Graduate or professional degree19.0%

	Count	Share
No high school diploma	21,220	7.1%
High school graduate	55,508	18.6%
Some college or associate's	75,643	25.3%
Bachelor's degree	89,757	30.0%
Graduate or professional degree	56,842	19.0%

Commute to work

Mean travel time to work: 25 min

Drove alone71.8%

Carpooled7.7%

Public transit1.0%

Walked2.0%

Bicycle0.8%

Worked from home15.6%

Other means1.1%

How workers get to work

	Count	Share
Drove alone	153,792	71.8%
Carpooled	16,424	7.7%
Public transit	2,199	1.0%
Walked	4,366	2.0%
Bicycle	1,699	0.8%
Worked from home	33,322	15.6%
Other means	2,444	1.1%

Travel time

	Count	Share
Under 15 min	41,915	23.2%
15 to 29 min	76,983	42.5%
30 to 44 min	38,862	21.5%
45 to 59 min	13,381	7.4%
60+ min	9,783	5.4%

Households

Average household size: 2.30
Poverty rate: 11.6% (47,041 of 404,116)

	Count	Share
Family households	100,340	57.2%
Nonfamily households	75,159	42.8%

Housing

Median year structure built: 1991

Occupancy

	Count	Share
Occupied	175,499	85.1%
Vacant	30,800	14.9%

Tenure (of occupied units)

	Count	Share
Owner-occupied	111,425	63.5%
Renter-occupied	64,074	36.5%

1-unit, detached58.1%

1-unit, attached6.8%

2 to 4 units6.6%

5 to 19 units13.6%

20 or more units9.9%

Mobile home & other5.0%

Units in structure

	Count	Share
1-unit, detached	119,948	58.1%
1-unit, attached	14,055	6.8%
2 to 4 units	13,649	6.6%
5 to 19 units	28,056	13.6%
20 or more units	20,374	9.9%
Mobile home & other	10,217	5.0%

Geography

County GEOID: 45019
State: South Carolina
Land area: 918 sq mi
Water area: 449 sq mi
Center point: 32.8005, -79.9425