Chillicothe, Illinois Population 2021

8,031
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Chillicothe is a city located in Peoria County Illinois. Chillicothe has a 2020 population of 8,031. Chillicothe is currently declining at a rate of -1.00% annually and its population has decreased by -3.89% since the most recent census, which recorded a population of 8,356 in 2010. Chillicothe reached it's highest population of 8,504 in 2015.

The average household income in Chillicothe is $68,554 with a poverty rate of 13.88%. The median rental costs in recent years comes to $747 per month, and the median house value is $128,000. The median age in Chillicothe is 41.5 years, 41.7 years for males, and 41 years for females.

Chillicothe Demographics

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

  • White: 93.27%
  • Two or more races: 4.03%
  • Asian: 1.44%
  • Other race: 0.67%
  • Black or African American: 0.59%
  • Native American: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Chillicothe, Illinois is 8,031 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 8,274.The last official US Census in 2010 recorded the population at 8,356.

Chillicothe, Illinois Population 2021

Population by Race

Race Population Percentage
White7,79293.27%
Two or More Races3374.03%
Asian1201.44%
Some Other Race560.67%
Black or African American490.59%
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Chillicothe Population by Race

Chillicothe Population Pyramid $2021

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Chillicothe Median Age

41.5


Total

41.7


Male

41


Female

Chillicothe Adults

There are 6,186 adults, (1,580 of whom are seniors) in Chillicothe.

Chillicothe Age Dependency

81.4

Age Dependency Ratio

34.3

Old Age Dependency Ratio

47.1

Child Dependency Ratio

Chillicothe Sex Ratio

Female

4,359

52.18%

Male

3,995

47.82%

Chillicothe Population by Age

Chillicothe Renter vs Owner Occupied by Household Type

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Chillicothe Household Types

Type Owner Renter
Male89.8%10.2%
Married84.7%15.3%
All75.7%24.3%
Non Family68.4%31.6%
Female54.2%45.8%

75.7%

Rate of Home Ownership

Chillicothe Households and Families

Type Count Average Size Owned
All3,3552.4575.7
Married1,6972.9484.7
Non Family1,2121.2268.4
Female3583.9554.2
Male883.7289.8

3.1

Average Family Size

2.45

Average Household Size

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Chillicothe Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1172.01%
9th to 12th Grade3606.17%
High School Graduate2,19637.65%
Some College1,26021.60%
Associates Degree73112.53%
Bachelors Degree74612.79%
Graduate Degree4227.24%
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Chillicothe Educational Attainment by Sex (over 25)

Chillicothe Educational Attainment by Race

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Race Total High School Bachelors
White5,5575,1511,168
Hispanic173134
Black4939
Asian4018
Other Race4024
2+ Races1313

The highest rate of high school graduation is among 2+ races people with a rate of 100.00%.

The highest rate of bachelors degrees is among white people with a rate of 21.02%.

Chillicothe Educational Attainment by Race

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Name Average Male Female
Overall$30,542$50,014$24,558
Less Than 9th Grade$20,625$$
High School Graduate$21,947$37,946$16,667
Some College$27,091$46,571$23,316
Bachelors Degree$52,083$100,179$35,972
Graduate Degree$54,097$$51,125

$30,542

Average Earnings

$50,014

Average Male

$24,558

Average Female

Chillicothe Earnings by Educational Attainment

Chillicothe Language by Age

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Chillicothe Language

97.46% of Chillicothe residents speak only English, while 2.54% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 1.50% of the population.

Chillicothe Language

Chillicothe Poverty by Race

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Name Total In Poverty Poverty Rate
White7,3766829.25%
Multiple33732496.14%
Asian12010285.00%
Hispanic372369.68%
Other561628.57%

13.88%

Overall Poverty Rate

11.69%

Male Poverty Rate

15.88%

Female Poverty Rate

Poverty in Chillicothe

The race most likely to be in poverty in Chillicothe is Multiple, with 96.14% below the poverty level.

The race least likely to be in poverty in Chillicothe is White, with 9.25% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.94%. Among those working part-time, it was 16.87%, and for those that did not work, the poverty rate was 15.30%.

Chillicothe Poverty

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Name Poverty
High School19.90%
Less Than 9th Grade16.89%
Bachelors or Greater3.45%
Some College3.32%

Chillicothe Poverty Rate by Education

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Rate Poverty
Male Unemployed13.00%
Female Employed10.17%
Male Employed5.67%
Female Unemployed0.00%

Chillicothe Poverty Rate by Employment Status and Sex

Chillicothe Income by Household Type

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Name Median Mean
Households$52,424$68,554
Families$76,903$86,576
Married Families$91,385-
Non Families$28,342$35,737
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Income by Household Type

Chillicothe Marital Status

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Marriage Rates

54.0%

Overall Marriage Rate

56.6%

Male Marriage Rate

51.6%

Female Marriage Rate

Chillicothe Married by Age and Sex

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Chillicothe 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 55-64.

Chillicothe Marital Status by Race

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Chillicothe Marital Status

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496

Number of Veterans

465

Male Veterans

31

Female Veterans

War Veterans
Vietnam206
First Gulf War120
Second Gulf War38
Korea37
World War II9

Chillicothe Veterans by War

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Age Group Veterans
65 to 74168
75+114
35 to 54113
55 to 6478
18 to 3423

Chillicothe Veterans by Age

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Name Veterans % of Total
White4968.21%
Hispanic3218.50%

Chillicothe Veterans by Race

Chillicothe Veterans by Education

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0.00%

Veteran Poverty Rate

14.05%

Veteran Disability Rate

Chillicothe Veterans by Education

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62.2%

Labor Force Participation

59.4%

Employment Rate

4.5%

Unemployment Rate

Chillicothe Employment by Age

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Chillicothe Employment by Race

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Chillicothe 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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75.98%

Born in Chillicothe

98.93%

Native Born

1.07%

Foreign Born

0.14%

Non Citizen

0.92%

Naturalized

Place of Birth

98.93% of Chillicothe residents were born in the United States, with 75.98% having been born in Illinois. 0.14% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Chillicothe Place of Birth

Year Population Growth Annual Growth Rate
20218,031-81-1.00%
20208,112-81-0.99%
20198,193-81-0.98%
20188,274-83-0.99%
20178,357-106-1.25%
20168,463-41-0.48%
20158,504790.94%
20148,425-49-0.58%
20138,474690.82%
20128,405160.19%
20118,389330.39%
20108,3560.00%

Chillicothe Population by Year