Charleston County, South Carolina Population 2024

429,031

Charleston County, South Carolina's estimated 2024 population is 429,031 with a growth rate of 1.15% in the past year according to the most recent United States census data. Charleston County, South Carolina is the 3rd largest county in South Carolina. The 2010 population was 350,998 and has seen a growth of 22.23% since that time.

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
2029453,4114,8761.09%
2028448,5354,8761.1%
2027443,6594,8761.11%
2026438,7834,8761.12%
2025433,9074,8761.14%
2024429,0314,8761.15%
2023424,1554,8761.16%
2022419,2794,8761.18%
2021414,4034,6871.14%
2020409,716-2,899-0.7%
2019412,6155,6561.39%
2018406,9594,2341.05%
2017402,7255,2921.33%
2016397,4337,5481.94%
2015389,8859,6462.54%
2014380,2398,1742.2%
2013372,0657,1521.96%
2012364,9137,4522.08%
2011357,4616,4631.84%
2010350,99800%
1990295,03918,0656.52%
1980276,97429,32411.84%
1970247,65031,26814.45%
1960216,38251,52631.26%
1950164,85643,75136.13%
1940121,10520,05519.85%
1930101,050-7,400-6.82%
1920108,45019,85622.41%
191088,5945880.67%
190088,00628,10346.91%
189059,903-42,897-41.73%
1880102,80013,93715.68%
187088,86318,76326.77%
186070,100-2,705-3.72%
185072,805-9,856-11.92%
184082,661-3,677-4.26%
183086,3386,1267.64%
182080,21217,03326.96%
181063,1795,6999.91%
180057,480-9,505-14.19%
179066,985-386,426-85.23%
showing: 41 rows
2024 Growth Rate
1.15% (4,876)
County Website
Charleston County
County Seat
2020 Population
409,716
Area
916 mi²
Density
468 people/mi²
Growth Since 2020
4.71% (19,315)
Founded
1769

Charleston County, South Carolina Population 2024

Population by Race

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Race
Population
Percentage (of total)
White274,32866.94%
Black or African American101,58324.79%
Two or more races15,3543.75%
Other race9,7702.38%
Asian7,2151.76%
Native American1,1980.29%
Native Hawaiian or Pacific Islander3920.1%

White

Black or African American

Two or more races

Other race

Asian

Native American

Native Hawaiian or Pacific Islander

Charleston County, South Carolina Population by Race

Charleston County, South Carolina Population Pyramid 2024

Charleston County, South Carolina Median Age

38.9

Total

37.8

Male

40.1

Female

Charleston County, South Carolina Adults

There are 330,304 adults, (70,900 of whom are seniors) in Charleston County, South Carolina.

Charleston County, South Carolina Age Dependency

58

Age Dependency Ratio

27.3

Old Age Dependency Ratio

30.7

Child Dependency Ratio

Charleston County, South Carolina Sex Ratio

Female210,79151.43%
Male199,04948.57%

Charleston County, South Carolina Population by Age

Charleston County, South Carolina Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All171,7952.3263.236.8
Married74,3602.9583.216.8
Non Family72,8081.3347.252.8
Female17,8053.4947.652.4
Male6,8222.9857.642.4

3

Average Family Size

2.32

Average Household Size

63.2%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Charleston County, South Carolina Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Charleston County, South Carolina Educational Attainment by Sex (over 25)

Charleston County, South Carolina Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among white people with a rate of 96.98%.

The highest rate of bachelors degrees is among white people with a rate of 59.22%.

Charleston County, South Carolina Educational Attainment by Race

All

Male

Female

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$51,760

Average Earnings

$59,139

Average Male

$45,446

Average Female

Charleston County, South Carolina Earnings by Educational Attainment

Charleston County, South Carolina Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Charleston County, South Carolina Language

92.25% of Charleston County, South Carolina residents speak only English, while 7.75% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 4.28% of the population.

Charleston County, South Carolina Language

Charleston County, South Carolina Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
Black99,11321,00021.19%
White259,92919,7807.61%
Hispanic21,5375,14823.9%
Multiple14,6672,64618.04%
Other9,6612,32624.08%
Asian6,93871910.36%
Native1,17852544.57%
Islander38913735.22%

12.27%

Overall Poverty Rate

10.86%

Male Poverty Rate

13.58%

Female Poverty Rate

Poverty in Charleston County, South Carolina

The race most likely to be in poverty in Charleston County, South Carolina is Native, with 44.57% below the poverty level.

The race least likely to be in poverty in Charleston County, South Carolina is White, with 7.61% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.56%. Among those working part-time, it was 16.07%, and for those that did not work, the poverty rate was 20.87%.

Charleston County, South Carolina Poverty

rate

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Rate
Poverty
Less Than 9th Grade24.89%
High School14.62%
Some College9.35%
Bachelors or Greater4.97%

Charleston County, South Carolina Poverty Rate by Education

rate

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Rate
Poverty
Female Unemployed33%
Male Unemployed27.14%
Female Employed7.06%
Male Employed4.22%

Charleston County, South Carolina Poverty Rate by Employment Status and Sex

Charleston County, South Carolina Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Charleston County, South Carolina Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

46.2%

Overall Marriage Rate

49.0%

Male Marriage Rate

43.5%

Female Marriage Rate

Charleston County, South Carolina Married by Age and Sex

male

female

Charleston County, South Carolina Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.

Charleston County, South Carolina Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Charleston County, South Carolina Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

28,647

Number of Veterans

25,841

Male Veterans

2,806

Female Veterans

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Charleston County, South Carolina Veterans by War

count

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Charleston County, South Carolina Veterans by Age

count

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Charleston County, South Carolina Veterans by Race

Charleston County, South Carolina Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

8.19%

Veteran Poverty Rate

23.51%

Veteran Disability Rate

Charleston County, South Carolina Veterans by Education

LaborForceParticipation

65.8%

Labor Force Participation

62.4%

Employment Rate

3.7%

Unemployment Rate

Charleston County, South Carolina Employment by Age

LaborForceParticipation

Charleston County, South Carolina Employment by Race

LaborForceParticipation

Charleston County, South Carolina Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

46.76%

Born in Charleston County, South Carolina

94.18%

Native Born

5.82%

Foreign Born

3.18%

Non Citizen

2.64%

Naturalized

Place of Birth

94.18% of Charleston County, South Carolina residents were born in the United States, with 46.76% having been born in South Carolina. 3.18% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Charleston County, South Carolina Place of Birth

Sources