Peoria County, Illinois Population 2023

180,432

Peoria County, Illinois's estimated 2023 population is 180,432 with a growth rate of -0.26% in the past year according to the most recent United States census data. Peoria County, Illinois is the 12th largest county in Illinois. The 2010 population was 186,494 and has seen a growth of -3.25% since that time.

Note: data after 2021 is projected based on recent change

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Year
Population
Growth
Growth Rate
2010186,494
2011186,028-466-0.25%
2012185,562-466-0.25%
2013185,096-466-0.25%
2014184,630-466-0.25%
2015184,164-466-0.25%
2016183,698-466-0.25%
2017183,232-466-0.25%
2018182,766-466-0.25%
2019182,300-466-0.25%
2020181,830-470-0.26%
2021181,364-466-0.26%
2022180,898-466-0.26%
2023180,432-466-0.26%
showing: 14 rows
2023 Growth Rate
-0.26% (-466)
County Website
Peoria County
Founded
1825
County Seat
Peoria
2010 Population
186,494
Growth Since 2010
-3.25% (-6,062)

Peoria County, Illinois Population 2023

Population by Race

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Race
Population
Percentage (of total)
White129,97371.24%
Black or African American32,17717.64%
Two or more races9,0744.97%
Asian7,8964.33%
Other race2,9761.63%
Native American3280.18%
Native Hawaiian or Pacific Islander150.01%
showing: 7 rows

White

Black or African American

Two or more races

Asian

Other race

Native American

Native Hawaiian or Pacific Islander

Peoria County, Illinois Population by Race

Peoria County, Illinois Population Pyramid 2023

Peoria County, Illinois Median Age

37.8

Total

36.7

Male

39.2

Female

Peoria County, Illinois Adults

There are 138,668 adults, (31,270 of whom are seniors) in Peoria County, Illinois.

Peoria County, Illinois Age Dependency

69.9

Age Dependency Ratio

29.1

Old Age Dependency Ratio

40.8

Child Dependency Ratio

Peoria County, Illinois Sex Ratio

Female93,49251.25%
Male88,94748.75%

Peoria County, Illinois Population by Age

Peoria County, Illinois Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All75,3522.3565.734.3
Married31,4153.1187.312.7
Non Family31,0481.1850.849.2
Female9,8193.364456
Male3,0703.2864.135.9
showing: 5 rows

3.09

Average Family Size

2.35

Average Household Size

65.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Peoria County, Illinois Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Peoria County, Illinois Educational Attainment by Sex (over 25)

Peoria County, Illinois Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among white people with a rate of 83.11%.

The highest rate of bachelors degrees is among asian people with a rate of 59.34%.

Peoria County, Illinois Educational Attainment by Race

All

Male

Female

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$43,176

Average Earnings

$52,125

Average Male

$35,233

Average Female

Peoria County, Illinois Earnings by Educational Attainment

Peoria County, Illinois Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Peoria County, Illinois Language

91.41% of Peoria County, Illinois residents speak only English, while 8.59% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 3.42% of the population.

Peoria County, Illinois Language

Peoria County, Illinois Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White121,97612,62810.35%
Black31,28610,46133.44%
Multiple8,8992,70130.35%
Hispanic8,9451,68118.79%
Other2,96376225.72%
Asian7,6814345.65%
Native3288024.39%
Islander151173.33%
showing: 8 rows

15.62%

Overall Poverty Rate

14.51%

Male Poverty Rate

16.67%

Female Poverty Rate

Poverty in Peoria County, Illinois

The race most likely to be in poverty in Peoria County, Illinois is Islander, with 73.33% below the poverty level.

The race least likely to be in poverty in Peoria County, Illinois is Asian, with 5.65% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.63%. Among those working part-time, it was 16.2%, and for those that did not work, the poverty rate was 23.78%.

Peoria County, Illinois Poverty

rate

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Rate
Poverty
Less Than 9th Grade31.84%
High School18.26%
Some College12.49%
Bachelors or Greater3.13%
showing: 4 rows

Peoria County, Illinois Poverty Rate by Education

rate

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Rate
Poverty
Female Unemployed46.22%
Male Unemployed34.2%
Female Employed8.78%
Male Employed5.21%
showing: 4 rows

Peoria County, Illinois Poverty Rate by Employment Status and Sex

Peoria County, Illinois Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Peoria County, Illinois Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

45.4%

Overall Marriage Rate

47.2%

Male Marriage Rate

43.7%

Female Marriage Rate

Peoria County, Illinois Married by Age and Sex

male

female

Peoria 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.

Peoria County, Illinois Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Peoria County, Illinois Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

8,870

Number of Veterans

8,346

Male Veterans

524

Female Veterans

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Peoria County, Illinois Veterans by War

count

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Peoria County, Illinois Veterans by Age

count

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Peoria County, Illinois Veterans by Race

Peoria County, Illinois Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

7.71%

Veteran Poverty Rate

28.95%

Veteran Disability Rate

Peoria County, Illinois Veterans by Education

LaborForceParticipation

61.3%

Labor Force Participation

56.8%

Employment Rate

7.3%

Unemployment Rate

Peoria County, Illinois Employment by Age

LaborForceParticipation

Peoria County, Illinois Employment by Race

LaborForceParticipation

Peoria County, Illinois Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

77.5%

Born in Peoria County, Illinois

96.38%

Native Born

6.44%

Foreign Born

3.49%

Non Citizen

2.96%

Naturalized

Place of Birth

96.38% of Peoria County, Illinois residents were born in the United States, with 77.5% having been born in Illinois. 3.49% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Peoria County, Illinois Place of Birth

Sources