McLean County, Illinois

23 cities & places have their primary county here.

Population: 170,882
Median household income: $78,329
Median home value: $198,300

Home to 170,882 residents, McLean County is one of Illinois's counties. 23 cities and places have their primary county here. The median household income of $78,329 is below the Illinois median ($81,702).

From 2019 to 2023, McLean County's population held roughly steady from 172,578 to 170,882, while its median household income rose 15.7% from $67,675 to $78,329.

13.0% of residents live below the poverty line. Households average 2.35 people.

Demographics

ACS 2019–2023

Population: 170,882
Median age: 34.2 yrs
Median household income: $78,329
Median home value: $198,300
Median gross rent: $992
Housing units: 75,120
Homeownership rate: 65.2%
Bachelor's degree or higher: 46.9%
Unemployment rate: 3.0%

Trends

ACS 5-year · 2019–2023

Population

172,578170,882

Median household income

$67,675$78,329

Median home value

$167,000$198,300

Median gross rent

$845$992

Year	Population	Median household income	Median home value	Median gross rent
2019	172,578	$67,675	$167,000	$845
2020	172,164	$68,037	$166,400	$842
2021	171,455	$70,339	$170,100	$869
2022	171,284	$75,356	$191,300	$941
2023	170,882	$78,329	$198,300	$992

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 55.5%

5 to 1716.0%

18 to 2416.7%

25 to 3412.7%

35 to 4412.4%

45 to 5411.1%

55 to 6411.4%

65 to 748.7%

75 and over5.5%

	Count	Share
Under 5	9,384	5.5%
5 to 17	27,295	16.0%
18 to 24	28,511	16.7%
25 to 34	21,772	12.7%
35 to 44	21,150	12.4%
45 to 54	18,955	11.1%
55 to 64	19,530	11.4%
65 to 74	14,814	8.7%
75 and over	9,471	5.5%

Race & ethnicity

	Count	Share
White (non-Hispanic)	131,654	77.0%
Black or African American	14,159	8.3%
American Indian & Alaska Native	114	0.1%
Asian	8,352	4.9%
Native Hawaiian & Pacific Islander	15	0.0%
Some other race	473	0.3%
Two or more races	5,415	3.2%
Hispanic or Latino (any race)	10,700	6.3%

Educational attainment (age 25+)

No high school diploma4.2%

High school graduate22.8%

Some college or associate's26.1%

Bachelor's degree31.2%

Graduate or professional degree15.7%

	Count	Share
No high school diploma	4,436	4.2%
High school graduate	24,078	22.8%
Some college or associate's	27,636	26.1%
Bachelor's degree	33,000	31.2%
Graduate or professional degree	16,542	15.7%

Commute to work

Mean travel time to work: 18 min

Drove alone71.0%

Carpooled7.3%

Public transit0.8%

Walked4.1%

Bicycle0.3%

Worked from home15.8%

Other means0.7%

How workers get to work

	Count	Share
Drove alone	59,941	71.0%
Carpooled	6,140	7.3%
Public transit	664	0.8%
Walked	3,481	4.1%
Bicycle	266	0.3%
Worked from home	13,327	15.8%
Other means	584	0.7%

Travel time

	Count	Share
Under 15 min	33,359	46.9%
15 to 29 min	25,681	36.1%
30 to 44 min	6,890	9.7%
45 to 59 min	2,369	3.3%
60+ min	2,777	3.9%

Households

Average household size: 2.35
Poverty rate: 13.0% (21,011 of 161,683)

	Count	Share
Family households	39,987	57.9%
Nonfamily households	29,085	42.1%

Housing

Median year structure built: 1981

Occupancy

	Count	Share
Occupied	69,072	91.9%
Vacant	6,048	8.1%

Tenure (of occupied units)

	Count	Share
Owner-occupied	45,046	65.2%
Renter-occupied	24,026	34.8%

1-unit, detached60.4%

1-unit, attached5.2%

2 to 4 units6.9%

5 to 19 units15.8%

20 or more units7.8%

Mobile home & other3.8%

Units in structure

	Count	Share
1-unit, detached	45,362	60.4%
1-unit, attached	3,929	5.2%
2 to 4 units	5,214	6.9%
5 to 19 units	11,891	15.8%
20 or more units	5,876	7.8%
Mobile home & other	2,848	3.8%

Geography

County GEOID: 17113
State: Illinois
Land area: 1,183 sq mi
Water area: 3.01 sq mi
Center point: 40.4946, -88.8445

Cities & places

Compare with nearby counties

Other counties in Illinois

101