McLean County, Illinois Population 2021

McLean County, Illinois's estimated population is 169,731 with a growth rate of -0.52% in the past year according to the most recent United States census data. McLean County, Illinois is the 14th largest county in Illinois. The 2010 Population was 169,810 and has seen a growth of -0.05% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
2021169,731-893-0.52%
2020170,624-893-0.52%
2019171,517-893-0.52%
2018172,410-344-0.20%
2017172,754-316-0.18%
2016173,070-71-0.04%
2015173,141-964-0.55%
2014174,105-932-0.53%
2013175,0372,3161.34%
2012172,7211,8121.06%
2011170,9091,0990.65%
2010169,81040,63031.45%
1990129,18010,0318.42%
1980119,14914,76014.14%
1970104,38920,51224.45%
196083,8777,3009.53%
195076,5772,6473.58%
194073,9308131.11%
193073,1173,0104.29%
192070,1072,0993.09%
191068,0081650.24%
190067,8434,8077.63%
189063,0362,9364.89%
188060,1006,11211.32%
187053,98825,21687.64%
186028,77218,609183.11%
185010,1633,59854.81%
18406,5650.00%
2021 Growth Rate
-0.52%
County Website
Founded
December 25, 1830
County Seat
2010 Population
169,810
Growth Since 2010
-0.05%
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McLean County, Illinois Population Growth

Population by Race

Race Population Percentage
White143,72883.28%
Black or African American14,4238.36%
Asian8,7975.10%
Two or More Races4,0722.36%
Some Other Race1,1700.68%
American Indian and Alaska Native3550.21%
Native Hawaiian and Other Pacific Islander330.02%
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McLean County, Illinois Population by Race

McLean County, Illinois Population Pyramid $2021

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McLean County, Illinois Median Age

33.1


Total

32.4


Male

33.8


Female

McLean County, Illinois Adults

There are 135,227 adults, (21,949 of whom are seniors) in McLean County, Illinois.

McLean County, Illinois Age Dependency

52.3

Age Dependency Ratio

19.4

Old Age Dependency Ratio

33

Child Dependency Ratio

McLean County, Illinois Sex Ratio

Female

88,706

51.40%

Male

83,872

48.60%

McLean County, Illinois Population by Age

McLean County, Illinois Renter vs Owner Occupied by Household Type

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McLean County, Illinois Household Types

Type Owner Renter
Married85.4%14.6%
All64.6%35.4%
Female54.1%45.9%
Male52.5%47.5%
Non Family42%58%

64.6%

Rate of Home Ownership

McLean County, Illinois Households and Families

Type Count Average Size Owned
All65,8452.564.6
Married32,2153.1385.4
Non Family25,6421.4942
Female5,7883.2254.1
Male2,2003.0952.5

3.09

Average Family Size

2.5

Average Household Size

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McLean County, Illinois Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1,5111.44%
9th to 12th Grade2,7372.61%
High School Graduate25,79824.61%
Some College19,67418.77%
Associates Degree8,1137.74%
Bachelors Degree30,72329.31%
Graduate Degree16,27515.52%
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McLean County, Illinois Educational Attainment by Sex (over 25)

McLean County, Illinois Educational Attainment by Race

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Race Total High School Bachelors
White86,99384,16438,716
Black7,1746,6142,210
Asian5,6445,4404,626
Hispanic3,8383,226908
2+ Races1,1741,144508
Other Race611460205
Native American20713930
Islander3333

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

The highest rate of bachelors degrees is among asian people with a rate of 81.96%.

McLean County, Illinois Educational Attainment by Race

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Name Average Male Female
Overall$47,296$54,801$39,058
Less Than 9th Grade$20,865$32,522$14,196
High School Graduate$31,431$39,634$23,543
Some College$39,693$45,625$32,430
Bachelors Degree$59,765$75,075$47,125
Graduate Degree$70,122$83,148$60,335

$47,296

Average Earnings

$54,801

Average Male

$39,058

Average Female

McLean County, Illinois Earnings by Educational Attainment

McLean County, Illinois Language by Age

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McLean County, Illinois Language

92.10% of McLean County, Illinois residents speak only English, while 7.90% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.87% of the population.

McLean County, Illinois Language

McLean County, Illinois Poverty by Race

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Name Total In Poverty Poverty Rate
White131,76417,69613.43%
Black12,7764,20632.92%
Hispanic7,7271,69821.97%
Asian8,5896918.05%
Multiple3,92546911.95%
Other1,16427323.45%
Native3536117.28%

14.94%

Overall Poverty Rate

14.16%

Male Poverty Rate

15.68%

Female Poverty Rate

Poverty in McLean County, Illinois

The race most likely to be in poverty in McLean County, Illinois is Black, with 32.92% below the poverty level.

The race least likely to be in poverty in McLean County, Illinois is Asian, with 8.05% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.05%. Among those working part-time, it was 25.97%, and for those that did not work, the poverty rate was 27.48%.

McLean County, Illinois Poverty

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Name Poverty
Less Than 9th Grade30.99%
High School15.06%
Some College10.26%
Bachelors or Greater3.18%

McLean County, Illinois Poverty Rate by Education

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Rate Poverty
Male Unemployed33.87%
Female Unemployed31.98%
Female Employed12.18%
Male Employed7.90%

McLean County, Illinois Poverty Rate by Employment Status and Sex

McLean County, Illinois Income by Household Type

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Name Median Mean
Households$67,675$88,810
Families$92,750$113,338
Married Families$105,522$127,411
Non Families$35,371$48,645
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Income by Household Type

McLean County, Illinois Marital Status

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Marriage Rates

47.3%

Overall Marriage Rate

48.6%

Male Marriage Rate

46.1%

Female Marriage Rate

McLean County, Illinois Married by Age and Sex

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McLean County, Illinois 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 35-44.

McLean County, Illinois Marital Status by Race

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McLean County, Illinois Marital Status

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8,202

Number of Veterans

7,540

Male Veterans

662

Female Veterans

War Veterans
Vietnam3,010
Second Gulf War1,676
First Gulf War1,324
Korea644
World War II303

McLean County, Illinois Veterans by War

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Age Group Veterans
65 to 742,234
35 to 542,007
75+1,757
55 to 641,295
18 to 34909

McLean County, Illinois Veterans by Age

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Name Veterans % of Total
White7,3296.36%
Black5195.12%
Hispanic2694.80%
2+ Races2019.74%
Asian901.35%
Native American5017.67%
Other Race131.75%

McLean County, Illinois Veterans by Race

McLean County, Illinois Veterans by Education

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9.76%

Veteran Poverty Rate

24.95%

Veteran Disability Rate

McLean County, Illinois Veterans by Education

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65.7%

Labor Force Participation

63.6%

Employment Rate

3.2%

Unemployment Rate

McLean County, Illinois Employment by Age

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McLean County, Illinois Employment by Race

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McLean County, Illinois 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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74.26%

Born in McLean County, Illinois

93.39%

Native Born

6.61%

Foreign Born

4.06%

Non Citizen

2.54%

Naturalized

Place of Birth

93.39% of McLean County, Illinois residents were born in the United States, with 74.26% having been born in Illinois. 4.06% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

McLean County, Illinois Place of Birth

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990

Sources