Cary, Illinois Population 2021

18,529
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Cary is a city located in McHenry County Illinois. With a 2020 population of 18,529, it is the 132nd largest city in Illinois and the 1972nd largest city in the United States . Cary is currently growing at a rate of 1.26% annually and its population has increased by 1.41% since the most recent census, which recorded a population of 18,271 in 2010. Cary reached it's highest population of 18,529 in 2021. Spanning over 6 miles, Cary has a population density of 2,972 people per square mile.

The average household income in Cary is $117,397 with a poverty rate of 5.09%. The median rental costs in recent years comes to $1,196 per month, and the median house value is $232,500. The median age in Cary is 40.5 years, 39 years for males, and 42.2 years for females.

Cary Demographics

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

  • White: 92.22%
  • Two or more races: 2.82%
  • Black or African American: 2.04%
  • Other race: 1.47%
  • Asian: 1.45%
  • Native American: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Cary, Illinois is 18,529 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 17,836.The last official US Census in 2010 recorded the population at 18,271.

Cary, Illinois Population 2021

Population by Race

Race Population Percentage
White16,54192.22%
Two or More Races5062.82%
Black or African American3652.04%
Some Other Race2641.47%
Asian2601.45%
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Cary Population by Race

Cary Population Pyramid $2021

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Cary Median Age

40.5


Total

39


Male

42.2


Female

Cary Adults

There are 13,810 adults, (2,200 of whom are seniors) in Cary.

Cary Age Dependency

54.5

Age Dependency Ratio

18.9

Old Age Dependency Ratio

35.5

Child Dependency Ratio

Cary Sex Ratio

Female

9,019

50.28%

Male

8,917

49.72%

Cary Population by Age

Cary Renter vs Owner Occupied by Household Type

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Cary Household Types

Type Owner Renter
Married94.2%5.8%
All86.9%13.1%
Male79.1%20.9%
Non Family75.8%24.2%
Female71%29%

86.9%

Rate of Home Ownership

Cary Households and Families

Type Count Average Size Owned
All6,4242.7886.9
Married4,0433.2194.2
Non Family1,4351.1675.8
Female7453.5471
Male2012.9779.1

3.2

Average Family Size

2.78

Average Household Size

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Cary Households by Type

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Education Attained Count Percentage
Less Than 9th Grade2952.44%
9th to 12th Grade1561.29%
High School Graduate2,15617.80%
Some College3,03325.04%
Associates Degree1,0248.46%
Bachelors Degree3,66630.27%
Graduate Degree1,78114.71%
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Cary Educational Attainment by Sex (over 25)

Cary Educational Attainment by Race

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Race Total High School Bachelors
White10,60410,5035,000
Hispanic943615151
Asian250237149
Black22521681
Other Race16111731
2+ Races1049766

The highest rate of high school graduation is among white people with a rate of 99.05%.

The highest rate of bachelors degrees is among 2+ races people with a rate of 63.46%.

Cary Educational Attainment by Race

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Name Average Male Female
Overall$52,392$68,939$39,289
Less Than 9th Grade$25,966$43,634$20,733
High School Graduate$40,500$53,056$23,750
Some College$41,396$59,128$34,043
Bachelors Degree$71,473$92,045$51,982
Graduate Degree$84,063$106,402$61,612

$52,392

Average Earnings

$68,939

Average Male

$39,289

Average Female

Cary Earnings by Educational Attainment

Cary Language by Age

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Cary Language

86.82% of Cary residents speak only English, while 13.18% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 8.03% of the population.

Cary Language

Cary Poverty by Race

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Name Total In Poverty Poverty Rate
White14,9116504.36%
Hispanic1,9471859.50%
Multiple5065911.66%
Other2645018.94%
Black365184.93%

5.09%

Overall Poverty Rate

4.57%

Male Poverty Rate

5.60%

Female Poverty Rate

Poverty in Cary

The race most likely to be in poverty in Cary is Other, with 18.94% below the poverty level.

The race least likely to be in poverty in Cary is White, with 4.36% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.59%. Among those working part-time, it was 7.68%, and for those that did not work, the poverty rate was 10.72%.

Cary Poverty

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Name Poverty
Less Than 9th Grade18.40%
High School5.24%
Some College4.91%
Bachelors or Greater2.57%

Cary Poverty Rate by Education

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Rate Poverty
Female Unemployed23.18%
Male Unemployed4.39%
Female Employed3.27%
Male Employed2.47%

Cary Poverty Rate by Employment Status and Sex

Cary Income by Household Type

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Name Median Mean
Households$100,339$117,397
Families$111,065$130,771
Married Families$119,758-
Non Families$48,369$64,341
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Income by Household Type

Cary Marital Status

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Marriage Rates

59.1%

Overall Marriage Rate

60.8%

Male Marriage Rate

57.5%

Female Marriage Rate

Cary Married by Age and Sex

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Cary 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.

Cary Marital Status by Race

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Cary Marital Status

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728

Number of Veterans

672

Male Veterans

56

Female Veterans

War Veterans
Vietnam278
Second Gulf War127
First Gulf War87
Korea53
World War II20

Cary Veterans by War

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Age Group Veterans
65 to 74218
75+182
55 to 64152
35 to 54108
18 to 3468

Cary Veterans by Age

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Name Veterans % of Total
White6845.28%
Hispanic352.83%
Black3113.78%
2+ Races137.43%

Cary Veterans by Race

Cary Veterans by Education

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7.55%

Veteran Poverty Rate

35.99%

Veteran Disability Rate

Cary Veterans by Education

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74.5%

Labor Force Participation

71.4%

Employment Rate

4.1%

Unemployment Rate

Cary Employment by Age

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Cary Employment by Race

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Cary 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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74.73%

Born in Cary

91.00%

Native Born

9.00%

Foreign Born

4.03%

Non Citizen

4.97%

Naturalized

Place of Birth

91.00% of Cary residents were born in the United States, with 74.73% having been born in Illinois. 4.03% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Cary Place of Birth

Year Population Growth Annual Growth Rate
202118,5292311.26%
202018,2982311.28%
201918,0672311.30%
201817,836-41-0.23%
201717,877-26-0.15%
201617,903-90-0.50%
201517,993-30-0.17%
201418,023-48-0.27%
201318,071-126-0.69%
201218,197-77-0.42%
201118,274-74-0.40%
201018,3482,8171.68%
200015,5315,4884.46%
199010,0433,4034.22%
19806,6402,2824.30%
19704,3581,8285.59%
19602,5300.00%

Cary Population by Year