Dorchester County, South Carolina Population 2023

Dorchester County, South Carolina's estimated 2023 population is 169,034 with a growth rate of 1.5% in the past year according to the most recent United States census data. Dorchester County, South Carolina is the 12th largest county in South Carolina. The 2010 population was 136,555 and has seen a growth of 23.78% since that time.

Note: data after 2020 is projected based on recent growth

Dorchester County, South Carolina Population 2023

Population by Race

White

Black or African American

Two or more races

Other race

Asian

Native American

Native Hawaiian or Pacific Islander

Dorchester County, South Carolina Population by Race

Dorchester County, South Carolina Population Pyramid 2023

Dorchester County, South Carolina Median Age

37.2

Total

36

Male

38.4

Female

Dorchester County, South Carolina Adults

There are 121,721 adults, (22,464 of whom are seniors) in Dorchester County, South Carolina.

Dorchester County, South Carolina Age Dependency

62.5

Age Dependency Ratio

22.6

Old Age Dependency Ratio

39.9

Child Dependency Ratio

Dorchester County, South Carolina Sex Ratio

Female82,76351.31%
Male78,54648.69%

Dorchester County, South Carolina Population by Age

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

3.39

Average Family Size

2.8

Average Household Size

72.5%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Dorchester County, South Carolina Households and Families

Male

Female

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Dorchester County, South Carolina Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

The highest rate of high school graduation is among white people with a rate of 80.41%.

The highest rate of bachelors degrees is among asian people with a rate of 38.73%.

Dorchester County, South Carolina Educational Attainment by Race

All

Male

Female

$41,438

Average Earnings

$50,456

Average Male

$33,658

Average Female

Dorchester County, South Carolina Earnings by Educational Attainment

Dorchester County, South Carolina Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Dorchester County, South Carolina Language

93.35% of Dorchester County, South Carolina residents speak only English, while 6.65% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 3.76% of the population.

Dorchester County, South Carolina Language

Dorchester County, South Carolina Poverty by Race

rate

14.82%

Overall Poverty Rate

9.88%

Male Poverty Rate

14.02%

Female Poverty Rate

Poverty in Dorchester County, South Carolina

The race most likely to be in poverty in Dorchester County, South Carolina is Other, with 26.7% below the poverty level.

The race least likely to be in poverty in Dorchester County, South Carolina is Asian, with 2.5% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.94%. Among those working part-time, it was 15.55%, and for those that did not work, the poverty rate was 19.15%.

Dorchester County, South Carolina Poverty

Dorchester County, South Carolina Poverty Rate by Education

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

Dorchester County, South Carolina Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

mean

median

Income by Household Type

Dorchester County, South Carolina Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

50.1%

Overall Marriage Rate

52.7%

Male Marriage Rate

47.6%

Female Marriage Rate

Dorchester County, South Carolina Married by Age and Sex

male

female

Dorchester 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 55-64.

Dorchester County, South Carolina Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Dorchester County, South Carolina Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

15,427

Number of Veterans

13,252

Male Veterans

2,175

Female Veterans

Dorchester County, South Carolina Veterans by War

Dorchester County, South Carolina Veterans by Age

count

Dorchester County, South Carolina Veterans by Race

Dorchester County, South Carolina Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

4.53%

Veteran Poverty Rate

23.74%

Veteran Disability Rate

Dorchester County, South Carolina Veterans by Education

LaborForceParticipation

63.7%

Labor Force Participation

59%

Employment Rate

5.7%

Unemployment Rate

Dorchester County, South Carolina Employment by Age

LaborForceParticipation

Dorchester County, South Carolina Employment by Race

LaborForceParticipation

Dorchester 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

48.41%

Born in Dorchester County, South Carolina

94.3%

Native Born

5.56%

Foreign Born

2.93%

Non Citizen

2.63%

Naturalized

Place of Birth

94.3% of Dorchester County, South Carolina residents were born in the United States, with 48.41% having been born in South Carolina. 2.93% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Dorchester County, South Carolina Place of Birth

Sources