Chillicothe, Illinois Population 2024

5,897

Chillicothe is a city located in Marshall County and Peoria County Illinois. Chillicothe has a 2024 population of 5,897. Chillicothe is currently declining at a rate of -0.91% annually and its population has decreased by -3.53% since the most recent census, which recorded a population of 6,113 in 2020.

The average household income in Chillicothe is $75,863 with a poverty rate of 19.21%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Chillicothe is 43.1 years, 41.1 years for males, and 45.7 years for females.

Chillicothe Demographics

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

  • White: 87.21%
  • Two or more races: 10.18%
  • Black or African American: 1.81%
  • Other race: 0.51%
  • Asian: 0.29%
  • Native American: 0%
  • Native Hawaiian or Pacific Islander: 0%
Land Area (mi²)
5.3 sq mi
Density (mi²)
1,118.10/sq mi
Growth Since 2020
-3.53% (-216)
The current population of Chillicothe, Illinois is 5,897 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 6,113.

Chillicothe, Illinois Population 2024

Population by Race

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Race
Population
Percentage (of total)
White5,34687.21%
Two or more races62410.18%
Black or African American1111.81%
Other race310.51%
Asian180.29%
Native American00%
Native Hawaiian or Pacific Islander00%

White

Two or more races

Black or African American

Other race

Asian

Native American

Native Hawaiian or Pacific Islander

Chillicothe Population by Race

Chillicothe Population Pyramid 2024

Chillicothe Median Age

43.1

Total

41.1

Male

45.7

Female

Chillicothe Adults

There are 4,722 adults, (1,480 of whom are seniors) in Chillicothe.

Chillicothe Age Dependency

89.1

Age Dependency Ratio

45.7

Old Age Dependency Ratio

43.4

Child Dependency Ratio

Chillicothe Sex Ratio

Female3,34054.49%
Male2,79045.51%

Chillicothe Population by Age

Chillicothe Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All2,7452.1979.720.3
Non Family1,2111.0977.922.1
Married1,1162.7183.716.3
Female3404.1768.231.8
Male783.181000

2.95

Average Family Size

2.19

Average Household Size

79.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Chillicothe 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

Chillicothe Educational Attainment by Sex (over 25)

Chillicothe Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among 2+ races people with a rate of 100%.

The highest rate of bachelors degrees is among white people with a rate of 28.51%.

Chillicothe Educational Attainment by Race

All

Male

Female

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$44,849

Average Earnings

$60,634

Average Male

$36,411

Average Female

Chillicothe Earnings by Educational Attainment

Chillicothe Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Chillicothe Language

99.34% of Chillicothe residents speak only English, while 0.66% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0.46% of the population.

Chillicothe Language

Chillicothe Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White5,15960311.69%
Multiple62454086.54%
Hispanic194147.22%
Black11121.8%

19.21%

Overall Poverty Rate

12.88%

Male Poverty Rate

24.56%

Female Poverty Rate

Poverty in Chillicothe

The race most likely to be in poverty in Chillicothe is Multiple, with 86.54% below the poverty level.

The race least likely to be in poverty in Chillicothe is Black, with 1.8% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1%. Among those working part-time, it was 18.21%, and for those that did not work, the poverty rate was 17.23%.

Chillicothe Poverty

rate

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Rate
Poverty
High School23.62%
Less Than 9th Grade16.39%
Some College5.78%
Bachelors or Greater3.08%

Chillicothe Poverty Rate by Education

rate

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Rate
Poverty
Female Employed13.49%
Male Unemployed11.54%
Male Employed2.66%
Female Unemployed0%

Chillicothe Poverty Rate by Employment Status and Sex

Chillicothe Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Chillicothe Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

46.8%

Overall Marriage Rate

48.2%

Male Marriage Rate

45.6%

Female Marriage Rate

Chillicothe Married by Age and Sex

male

female

Chillicothe 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.

Chillicothe Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Chillicothe Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

389

Number of Veterans

389

Male Veterans

0

Female Veterans

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Chillicothe Veterans by War

count

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Chillicothe Veterans by Age

count

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Chillicothe Veterans by Race

Chillicothe Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

0%

Veteran Poverty Rate

37.6%

Veteran Disability Rate

Chillicothe Veterans by Education

LaborForceParticipation

54.6%

Labor Force Participation

50.9%

Employment Rate

6.8%

Unemployment Rate

Chillicothe Employment by Age

LaborForceParticipation

Chillicothe Employment by Race

LaborForceParticipation

Chillicothe 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

70.07%

Born in Chillicothe

97.65%

Native Born

2.35%

Foreign Born

1.5%

Non Citizen

0.85%

Naturalized

Place of Birth

97.65% of Chillicothe residents were born in the United States, with 70.07% having been born in Illinois. 1.5% of residents are not US citizens. Of those not born in the United States, the largest percentage are from North America.

Chillicothe Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
20295,627-54-0.95%
20285,681-54-0.94%
20275,735-54-0.93%
20265,789-54-0.92%
20255,843-54-0.92%
20245,897-54-0.91%
20235,951-54-0.9%
20226,005-53-0.87%
20216,058-55-0.9%
20206,113971.61%
20196,016-62-1.02%
20186,078-57-0.93%
20176,135-75-1.21%
20166,210-26-0.42%
20156,236911.48%
20146,145-36-0.58%
20136,181510.83%
20126,130130.21%
20116,117280.46%
20106,08900%
20005,996370.62%
19905,959-217-3.51%
19806,1761242.05%
19706,0522,99898.17%
19603,05428710.37%
19502,767-2,860-50.83%
showing: 26 rows

Chillicothe Population by Year