South Elgin, Illinois Population 2021

27,497
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South Elgin is a city located in Kane County Illinois. With a 2020 population of 27,497, it is the 73rd largest city in Illinois and the 1398th largest city in the United States . South Elgin is currently growing at a rate of 5.25% annually and its population has increased by 25.07% since the most recent census, which recorded a population of 21,985 in 2010. South Elgin reached it's highest population of 27,497 in 2021. Spanning over 7 miles, South Elgin has a population density of 3,892 people per square mile.

The average household income in South Elgin is $118,326 with a poverty rate of 6.01%. The median rental costs in recent years comes to $1,415 per month, and the median house value is $235,500. The median age in South Elgin is 37.5 years, 35.9 years for males, and 38.3 years for females.

South Elgin Demographics

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

  • White: 81.33%
  • Asian: 6.31%
  • Other race: 4.54%
  • Black or African American: 4.36%
  • Two or more races: 3.27%
  • Native American: 0.20%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of South Elgin, Illinois is 27,497 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 23,384.The last official US Census in 2010 recorded the population at 21,985.

South Elgin, Illinois Population 2021

Population by Race

Race Population Percentage
White18,73781.33%
Asian1,4546.31%
Some Other Race1,0454.54%
Black or African American1,0044.36%
Two or More Races7543.27%
American Indian and Alaska Native450.20%
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South Elgin Population by Race

South Elgin Population Pyramid $2021

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South Elgin Median Age

37.5


Total

35.9


Male

38.3


Female

South Elgin Adults

There are 16,859 adults, (2,307 of whom are seniors) in South Elgin.

South Elgin Age Dependency

58.3

Age Dependency Ratio

15.9

Old Age Dependency Ratio

42.5

Child Dependency Ratio

South Elgin Sex Ratio

Female

11,433

49.62%

Male

11,606

50.38%

South Elgin Population by Age

South Elgin Renter vs Owner Occupied by Household Type

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South Elgin Household Types

Type Owner Renter
Married91.1%8.9%
Male89.6%10.4%
All81.6%18.4%
Non Family63.4%36.6%
Female58.6%41.4%

81.6%

Rate of Home Ownership

South Elgin Households and Families

Type Count Average Size Owned
All7,4763.0481.6
Married4,5553.4891.1
Non Family1,6021.3163.4
Female8023.7958.6
Male5173.4189.6

3.43

Average Family Size

3.04

Average Household Size

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South Elgin Households by Type

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Education Attained Count Percentage
Less Than 9th Grade4453.02%
9th to 12th Grade8475.75%
High School Graduate3,61624.57%
Some College3,01820.50%
Associates Degree1,4499.84%
Bachelors Degree3,78125.69%
Graduate Degree1,56410.63%
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South Elgin Educational Attainment by Sex (over 25)

South Elgin Educational Attainment by Race

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Race Total High School Bachelors
White10,74310,1854,068
Hispanic2,0191,385364
Asian1,1351,040594
Black622617204
Other Race568373115
2+ Races268252143
Native American2610

The highest rate of high school graduation is among black people with a rate of 99.20%.

The highest rate of bachelors degrees is among 2+ races people with a rate of 53.36%.

South Elgin Educational Attainment by Race

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Name Average Male Female
Overall$54,643$64,440$45,848
Less Than 9th Grade$29,107$42,216$14,883
High School Graduate$41,858$51,118$30,457
Some College$45,516$55,903$39,496
Bachelors Degree$72,623$88,472$58,704
Graduate Degree$87,380$110,265$68,026

$54,643

Average Earnings

$64,440

Average Male

$45,848

Average Female

South Elgin Earnings by Educational Attainment

South Elgin Language by Age

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South Elgin Language

78.00% of South Elgin residents speak only English, while 22.00% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 12.46% of the population.

South Elgin Language

South Elgin Poverty by Race

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Name Total In Poverty Poverty Rate
White15,8187384.67%
Hispanic4,02655713.84%
Other1,04111410.95%
Multiple7509612.80%
Black987555.57%
Asian1,454151.03%

6.01%

Overall Poverty Rate

5.85%

Male Poverty Rate

6.17%

Female Poverty Rate

Poverty in South Elgin

The race most likely to be in poverty in South Elgin is Hispanic, with 13.84% below the poverty level.

The race least likely to be in poverty in South Elgin is Asian, with 1.03% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.20%. Among those working part-time, it was 7.82%, and for those that did not work, the poverty rate was 12.46%.

South Elgin Poverty

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Name Poverty
Less Than 9th Grade12.58%
High School8.98%
Some College3.47%
Bachelors or Greater0.60%

South Elgin Poverty Rate by Education

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Rate Poverty
Male Unemployed35.51%
Female Unemployed3.95%
Female Employed2.13%
Male Employed1.78%

South Elgin Poverty Rate by Employment Status and Sex

South Elgin Income by Household Type

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Name Median Mean
Households$99,451$118,326
Families$108,628$128,774
Married Families$116,482-
Non Families$52,682$67,480
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Income by Household Type

South Elgin Marital Status

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Marriage Rates

52.7%

Overall Marriage Rate

53.1%

Male Marriage Rate

52.3%

Female Marriage Rate

South Elgin Married by Age and Sex

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South Elgin 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.

South Elgin Marital Status by Race

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South Elgin Marital Status

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678

Number of Veterans

640

Male Veterans

38

Female Veterans

War Veterans
Vietnam142
First Gulf War138
Second Gulf War123
Korea77
World War II23

South Elgin Veterans by War

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Age Group Veterans
35 to 54225
75+200
55 to 64113
18 to 3484
65 to 7456

South Elgin Veterans by Age

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Name Veterans % of Total
White6384.59%
Hispanic461.76%
Black213.11%
2+ Races194.92%

South Elgin Veterans by Race

South Elgin Veterans by Education

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0.00%

Veteran Poverty Rate

33.07%

Veteran Disability Rate

South Elgin Veterans by Education

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74.7%

Labor Force Participation

71.2%

Employment Rate

4.7%

Unemployment Rate

South Elgin Employment by Age

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South Elgin Employment by Race

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South Elgin 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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72.44%

Born in South Elgin

87.10%

Native Born

12.90%

Foreign Born

4.68%

Non Citizen

8.21%

Naturalized

Place of Birth

87.10% of South Elgin residents were born in the United States, with 72.44% having been born in Illinois. 4.68% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

South Elgin Place of Birth

Year Population Growth Annual Growth Rate
202127,4971,3715.25%
202026,1261,3715.54%
201924,7551,3715.86%
201823,3849304.14%
201722,454940.42%
201622,3601050.47%
201522,2551180.53%
201422,137140.06%
201322,123-4-0.02%
201222,127250.11%
201122,102820.37%
201022,0205,9203.18%
200016,1008,6267.98%
19907,4741,2561.86%
19806,2181,9293.78%
19704,2891,6655.04%
19602,6240.00%

South Elgin Population by Year