Summerville, South Carolina Population 2020

54,198

Summerville is a city located in South Carolina. With a 2020 population of 54,198, it is the 7th largest city in South Carolina and the 728th largest city in the United States. Summerville is currently growing at a rate of 2.37% annually and its population has increased by 24.90% since the most recent census, which recorded a population of 43,392 in 2010. Spanning over 20 miles, Summerville has a population density of 2,752 people per square mile.

The average household income in Summerville is $77,619 with a poverty rate of 12.60%. The median rental costs in recent years comes to $1,059 per month, and the median house value is $199,500. The median age in Summerville is 35.5 years, 33.6 years for males, and 37.2 years for females. For every 100 females there are 96.9 males.

Summerville Demographics

According to the most recent ACS, the racial composition of Summerville was:

  • White: 72.61%
  • Black or African American: 20.71%
  • Two or more races: 2.37%
  • Asian: 1.97%
  • Other race: 1.83%
  • Native American: 0.50%
  • Native Hawaiian or Pacific Islander: 0.01%
The current population of Summerville, South Carolina is 54,198, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 51,692.The last official US Census in 2010 recorded the population at 43,392.

Summerville, South Carolina Population 2020

Population by Race

Race Population Percentage
White36,95672.61%
Black or African American10,53920.71%
Two or More Races1,2062.37%
Asian1,0041.97%
Some Other Race9301.83%
American Indian and Alaska Native2530.50%
Native Hawaiian and Other Pacific Islander60.01%

Summerville Population Pyramid 2020

Summerville Median Age

35.5


Total

33.6


Male

37.2


Female

Summerville Adults

There are 37,635 adults, (6,708 of whom are seniors) in Summerville.

Summerville Age Dependency

64.6

Age Dependency Ratio

21.7

Old Age Dependency Ratio

42.9

Child Dependency Ratio

Summerville Sex Ratio

Female

25,848

50.79%

Male

25,046

49.21%

Summerville Households and Families

Summerville Renter vs Owner Occupied by Household Type

Summerville Household Types

Type Owner Renter
Married81.9%18.1%
All64.4%35.6%
Female50.9%49.1%
Non Family48.8%51.2%
Male41.8%58.2%

64.4%

Rate of Home Ownership

Type Count Average Size Owned
All18,3992.7564.4
Married8,6773.3681.9
Non Family5,9701.2948.8
Female2,9453.6750.9
Male8073.6841.8

3.39

Average Family Size

2.75

Average Household Size

5%

Unmarried (Opposite Sex)

0.3%

Unmarried (Same Sex)

Summerville Education

Education Attained Count Percentage
Less Than 9th Grade8162.48%
9th to 12th Grade1,8305.55%
High School Graduate8,68026.35%
Some College7,04921.40%
Associates Degree4,38413.31%
Bachelors Degree6,53419.83%
Graduate Degree3,65211.09%

Summerville Educational Attainment by Race

Name Total High School Bachelors
White24,22822,9218,170
Black5,8034,8881,223
Hispanic1,5161,276331
Asian738536289
Other Race60355995
Multiple Races532498197
Native American101101
Islander66

The highest rate of high school graduation is among native american people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 39.16%.

Name Average Male Female
Overall$42,413$51,305$34,199
Less Than High School$17,184$25,875$15,000
High School Grad$35,706$42,569$26,702
Some College$40,824$46,224$35,113
Bachelors Degree$53,155$72,615$34,260
Graduate Degree$64,861$90,872$51,887

$42,413

Average Earnings

$51,305

Average Male

$34,199

Average Female

Summerville Language

Summerville Language by Age

Summerville Language

94.32% of Summerville residents speak only English, while 5.68% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 3.24% of the population.

Summerville Poverty

Summerville Poverty by Race

Name Total In Poverty Poverty Rate
Black10,4163,20630.78%
White35,1182,3796.77%
Hispanic2,59341716.08%
Multiple1,20317414.46%
Asian1,00413012.95%
Other93012613.55%
Native2539035.57%

12.60%

Overall Poverty Rate

10.54%

Male Poverty Rate

14.58%

Female Poverty Rate

Poverty in Summerville

The race most likely to be in poverty in Summerville is Native, with 35.57% below the poverty level.

The race least likely to be in poverty in Summerville is White, with 6.77% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.23%. Among those working part-time, it was 16.14%, and for those that did not work, the poverty rate was 19.80%.

Name Poverty
Less Than High School30.40%
High School15.20%
Some College8.91%
Bachelors or Greater2.50%
Name Poverty
Female Unemployed56.33%
Male Unemployed19.78%
Female Employed6.93%
Male Employed3.65%

Summerville Income

Summerville Income by Household Type

Name Median Mean
Households$59,306$77,619
Families$75,935$91,637
Married Families$92,846-
Non Families$36,212$45,321

Summerville Marital Status

Summerville Marital Status

Marriage Rates

47.5%

Overall Marriage Rate

50.5%

Male Marriage Rate

44.7%

Female Marriage Rate

Summerville Married by Age and Sex

Summerville Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 35-44.

Summerville Marital Status by Race

Summerville Veterans

5,123

Number of Veterans

4,583

Male Veterans

540

Female Veterans

War Veterans
Vietnam1,782
First Gulf War1,610
Second Gulf War1,508
Korea178
World War II39
Name Veterans % of Total
White4,09814.66%
Black85512.06%
Hispanic28916.70%
Other10414.81%
2 or More6610.61%

$Summerville Veterans by Education

5.70%

Veteran Poverty Rate

25.19%

Veteran Disability Rate

Summerville Employment Status

65.8%

Labor Force Participation

61.6%

Employment Rate

5.1%

Unemployment Rate

Summerville Place of Birth

Origin of Non-Citizens

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

Origin of Naturalized Citizens

46.09%

Born in South Carolina

95.98%

Native Born

4.02%

Foreign Born

1.85%

Non Citizen

Place of Birth

95.98% of Summerville residents were born in the United States, with 46.09% having been born in South Carolina. 1.85% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Year Population Growth Annual Growth Rate
202054,1981,2532.37%
201952,9451,2532.42%
201851,6923620.71%
201751,3301,2532.50%
201650,0779701.98%
201549,1071,8513.92%
201447,2561,4103.08%
201345,8461,2402.78%
201244,6067261.65%
201143,8808021.86%
201043,07815,3264.50%
200027,7525,2332.11%
199022,51916,15113.46%
19806,3682,5295.19%
19703,8392060.55%
19603,6333210.93%
19503,3122890.92%
19403,0234441.60%
19302,579290.11%
19202,5503500.74%
19002,2000.00%