McLean County, Illinois Population 2020

McLean County, Illinois's estimated population is 172,794 with a growth rate of -0.01% in the past year according to the most recent United States census data. McLean County, Illinois is the 13th largest county in Illinois.

Year Population Growth Growth Rate
2020172,794-17-0.01%
2019172,811-17-0.01%
2018172,828-17-0.01%
2017172,845-295-0.17%
2016173,140-20-0.01%
2015173,160-961-0.55%
2014174,121-924-0.53%
2013175,0452,3271.35%
2012172,7181,8251.07%
2011170,8931,0830.64%
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%
2020 Growth Rate
-0.01%
County Website
Founded
December 25, 1830
County Seat

McLean County, Illinois Population Growth

Population by Race

Race Population Percentage
White143,77483.00%
Black or African American14,6188.44%
Asian8,9105.14%
Two or More Races3,9172.26%
Some Other Race1,6910.98%
American Indian and Alaska Native2960.17%
Native Hawaiian and Other Pacific Islander130.01%

McLean County, Illinois Population Pyramid 2020

McLean County, Illinois Median Age

32.9


Total

32.3


Male

33.5


Female

McLean County, Illinois Adults

There are 135,483 adults, (21,223 of whom are seniors) in McLean County, Illinois.

McLean County, Illinois Age Dependency

51.6

Age Dependency Ratio

18.6

Old Age Dependency Ratio

33

Child Dependency Ratio

McLean County, Illinois Sex Ratio

Female

88,974

51.37%

Male

84,245

48.63%

McLean County, Illinois Households and Families

McLean County, Illinois Renter vs Owner Occupied by Household Type

McLean County, Illinois Household Types

Type Owner Renter
Married85.2%14.8%
All64.1%35.9%
Male54.6%45.4%
Female50.3%49.7%
Non Family41.4%58.6%

64.1%

Rate of Home Ownership

Type Count Average Size Owned
All66,1592.5164.1
Married32,4763.1585.2
Non Family25,6991.4941.4
Female5,7543.1950.3
Male2,2303.1354.6

3.09

Average Family Size

2.51

Average Household Size

4.3%

Unmarried (Opposite Sex)

0.2%

Unmarried (Same Sex)

McLean County, Illinois Education

Education Attained Count Percentage
Less Than 9th Grade1,6471.57%
9th to 12th Grade2,6772.55%
High School Graduate26,37525.11%
Some College19,34018.41%
Associates Degree8,0037.62%
Bachelors Degree30,58129.11%
Graduate Degree16,43215.64%

McLean County, Illinois Educational Attainment by Race

Name Total High School Bachelors
White87,11884,35738,605
Black7,0836,5582,095
Asian5,8545,6674,859
Hispanic3,7372,929767
Multiple Races1,1421,114489
Other Race874603388
Native American15912124
Islander1313

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 83.00%.

Name Average Male Female
Overall$46,177$54,613$37,502
Less Than High School$26,483$30,872$18,135
High School Grad$31,006$37,335$23,960
Some College$37,898$43,704$31,806
Bachelors Degree$59,535$73,819$44,918
Graduate Degree$70,572$81,686$61,261

$46,177

Average Earnings

$54,613

Average Male

$37,502

Average Female

McLean County, Illinois Language

McLean County, Illinois Language by Age

McLean County, Illinois Language

91.65% of McLean County, Illinois residents speak only English, while 8.35% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.90% of the population.

McLean County, Illinois Poverty

McLean County, Illinois Poverty by Race

Name Total In Poverty Poverty Rate
White132,50217,48113.19%
Black13,2424,51134.07%
Hispanic7,6601,69322.10%
Asian8,6934645.34%
Multiple3,71844411.94%
Other1,69126615.73%
Native2965317.91%

14.62%

Overall Poverty Rate

13.50%

Male Poverty Rate

15.69%

Female Poverty Rate

Poverty in McLean County, Illinois

The race most likely to be in poverty in McLean County, Illinois is Black, with 34.07% below the poverty level.

The race least likely to be in poverty in McLean County, Illinois is Asian, with 5.34% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.96%. Among those working part-time, it was 26.97%, and for those that did not work, the poverty rate was 25.68%.

Name Poverty
Less Than High School24.73%
High School14.59%
Some College10.43%
Bachelors or Greater3.51%
Name Poverty
Male Unemployed32.21%
Female Unemployed29.86%
Female Employed12.65%
Male Employed7.71%

McLean County, Illinois Income

McLean County, Illinois Income by Household Type

Name Median Mean
Households$65,813$86,113
Families$89,241$108,891
Married Families$102,336$122,317
Non Families$35,833$48,538

McLean County, Illinois Marital Status

McLean County, Illinois Marital Status

Marriage Rates

47.8%

Overall Marriage Rate

49.3%

Male Marriage Rate

46.4%

Female Marriage Rate

McLean County, Illinois Married by Age and Sex

McLean County, Illinois 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.

McLean County, Illinois Marital Status by Race

McLean County, Illinois Veterans

8,442

Number of Veterans

7,804

Male Veterans

638

Female Veterans

War Veterans
Vietnam3,069
Second Gulf War1,630
First Gulf War1,260
Korea754
World War II401
Age Group Veterans
65 to 742,310
35 to 542,095
75+1,792
55 to 641,204
18 to 341,041
Name Veterans % of Total
White7,6726.65%
Black4534.50%
Hispanic2023.69%
2 or More1668.61%
Asian881.29%
Indian4721.36%
Other161.52%

$McLean County, Illinois Veterans by Education

8.11%

Veteran Poverty Rate

22.73%

Veteran Disability Rate

McLean County, Illinois Employment Status

67%

Labor Force Participation

64.6%

Employment Rate

3.5%

Unemployment Rate

McLean County, Illinois 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

73.53%

Born in Illinois

93.03%

Native Born

6.97%

Foreign Born

4.42%

Non Citizen

Place of Birth

93.03% of McLean County, Illinois residents were born in the United States, with 73.53% having been born in Illinois. 4.42% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

  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