James Island, South Carolina Population 2021

12,153
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James Island is a city located in South Carolina. With a 2020 population of 12,153, it is the 38th largest city in South Carolina and the 2693rd largest city in the United States. James Island is currently growing at a rate of 0.18% annually and its population has increased by since the most recent census, which recorded a population of in 2010. James Island reached it's highest population of 12,153 in 2021. Spanning over 5 miles, James Island has a population density of 2,563 people per square mile.

The average household income in James Island is $98,432 with a poverty rate of 5.42%. The median rental costs in recent years comes to $1,374 per month, and the median house value is $300,600. The median age in James Island is 44.1 years, 43.3 years for males, and 44.9 years for females. For every 100 females there are 99.5 males.

James Island Demographics

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

  • White: 87.20%
  • Black or African American: 7.96%
  • Asian: 2.69%
  • Two or more races: 1.71%
  • Other race: 0.34%
  • Native American: 0.11%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of James Island, South Carolina is 12,153, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 12,087.

James Island, South Carolina Population 2021

Population by Race

Race Population Percentage
White10,53087.20%
Black or African American9617.96%
Asian3252.69%
Two or More Races2061.71%
Some Other Race410.34%
American Indian and Alaska Native130.11%
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James Island Population by Race

James Island Population Pyramid 2021

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James Island Median Age

44.1


Total

43.3


Male

44.9


Female

James Island Adults

There are 10,017 adults, (2,208 of whom are seniors) in James Island.

James Island Age Dependency

54.6

Age Dependency Ratio

28.3

Old Age Dependency Ratio

26.4

Child Dependency Ratio

James Island Sex Ratio

Female

6,052

50.12%

Male

6,024

49.88%

James Island Population by Age

James Island Renter vs Owner Occupied by Household Type

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James Island Household Types

Type Owner Renter
Married88.4%11.6%
All83.1%16.9%
Non Family80.2%19.8%
Female76.7%23.3%
Male55.9%44.1%

83.1%

Rate of Home Ownership

James Island Households and Families

Type Count Average Size Owned
All4,7062.5683.1
Married2,4553.188.4
Non Family1,6781.480.2
Female3693.7876.7
Male2043.5555.9

3.07

Average Family Size

2.56

Average Household Size

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James Island Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1401.47%
9th to 12th Grade3583.75%
High School Graduate1,95520.50%
Some College1,89319.85%
Associates Degree6636.95%
Bachelors Degree3,14733.00%
Graduate Degree1,37914.46%
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James Island Educational Attainment by Sex (over 25)

James Island Educational Attainment by Race

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Name Total High School Bachelors
White8,2337,8534,121
Black74963189
Asian271271232
Multiple Races16516550
Hispanic10410434
Other Race4141
Native American1313

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 85.61%.

James Island Educational Attainment by Race

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Name Average Male Female
Overall$49,950$61,682$41,208
Less Than High School$56,838$70,982$
High School Grad$23,947$32,277$16,290
Some College$42,370$63,493$29,746
Bachelors Degree$53,086$64,477$46,620
Graduate Degree$75,990$82,708$75,781

$49,950

Average Earnings

$61,682

Average Male

$41,208

Average Female

James Island Earnings by Educational Attainment

James Island Language by Age

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James Island Language

96.54% of James Island residents speak only English, while 3.46% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.47% of the population.

James Island Language

James Island Poverty by Race

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Name Total In Poverty Poverty Rate
White10,3305795.61%
Hispanic2054120.00%
Other4141100.00%
Black961333.43%

5.42%

Overall Poverty Rate

4.12%

Male Poverty Rate

6.73%

Female Poverty Rate

Poverty in James Island

The race most likely to be in poverty in James Island is Other, with 100.00% below the poverty level.

The race least likely to be in poverty in James Island is Black, with 3.43% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.92%. Among those working part-time, it was 10.88%, and for those that did not work, the poverty rate was 8.99%.

James Island Poverty

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Name Poverty
High School8.34%
Some College8.10%
Bachelors or Greater4.64%
Less Than High School0.00%

James Island Poverty Rate by Education

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Name Poverty
Female Employed6.91%
Male Employed2.54%
Female Unemployed0.00%
Male Unemployed0.00%

James Island Poverty Rate by Employment Status and Sex

James Island Income by Household Type

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Name Median Mean
Households$81,674$98,432
Families$88,789$113,801
Married Families$95,479-
Non Families$52,885$63,915
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Income by Household Type

James Island Marital Status

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Marriage Rates

52.2%

Overall Marriage Rate

51.9%

Male Marriage Rate

52.5%

Female Marriage Rate

James Island Married by Age and Sex

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James Island Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 45-54.

James Island Marital Status by Race

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James Island Marital Status

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895

Number of Veterans

865

Male Veterans

30

Female Veterans

War Veterans
Vietnam338
First Gulf War212
Second Gulf War74
Korea72
World War II15

James Island Veterans by War

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Age Group Veterans
75+305
65 to 74244
35 to 54198
55 to 64148
18 to 34

James Island Veterans by Age

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Name Veterans % of Total
White6777.84%
Black19222.12%
2 or More2614.69%

James Island Veterans by Race

James Island Veterans by Education

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7.93%

Veteran Poverty Rate

35.53%

Veteran Disability Rate

James Island Veterans by Education

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68%

Labor Force Participation

67.1%

Employment Rate

1.2%

Unemployment Rate

James Island Employment by Age

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James Island Employment by Race

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James Island Employment by Education

Origin of Non-Citizens

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

Origin of Naturalized Citizens

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53.11%

Born in South Carolina

97.68%

Native Born

2.32%

Foreign Born

0.65%

Non Citizen

1.66%

Naturalized

Place of Birth

97.68% of James Island residents were born in the United States, with 53.11% having been born in South Carolina. 0.65% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

James Island Place of Birth

Year Population Growth Annual Growth Rate
202112,153220.18%
202012,131220.18%
201912,109220.18%
201812,087-43-0.35%
201712,13010.01%
201612,1291731.45%
201511,9561861.58%
201411,7701040.89%
201311,6661060.92%
201211,5601611.41%
201111,3991691.50%
201011,2300.00%

James Island Population by Year