Richland County, Illinois Population 2024

15,421

Richland County, Illinois's estimated 2024 population is 15,421 with a growth rate of -0.43% in the past year according to the most recent United States census data. Richland County, Illinois is the 69th largest county in Illinois. The 2010 population was 16,193 and has seen a growth of -4.77% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202915,086-67-0.44%
202815,153-67-0.44%
202715,220-67-0.44%
202615,287-67-0.44%
202515,354-67-0.43%
202415,421-67-0.43%
202315,488-67-0.43%
202215,555-212-1.34%
202115,767-23-0.15%
202015,7902711.75%
201915,519-181-1.15%
201815,700-142-0.9%
201715,842230.15%
201615,819-133-0.83%
201515,952-67-0.42%
201416,019110.07%
201316,008-124-0.77%
201216,132-57-0.35%
201116,189-4-0.02%
201016,19300%
199016,545-1,042-5.92%
198017,5877584.5%
197016,8295303.25%
196016,299-590-3.49%
195016,889-248-1.45%
194017,1373,08421.95%
193014,05390.06%
192014,044-1,926-12.06%
191015,970-421-2.57%
190016,3911,3729.14%
189015,019-526-3.38%
188015,5452,74221.42%
187012,8033,09231.84%
18609,7115,699142.05%
18504,012-11,074-73.41%
2024 Growth Rate
-0.43% (-67)
County Seat
Olney
2020 Population
15,790
Area
360 mi²
Density
43 people/mi²
Growth Since 2020
-2.34% (-369)
Founded
February 24, 1841

Population by Race

Race
Population
Percentage (of total)
White14,74494.06%
Two or more races5923.78%
Other race2121.35%
Black or African American710.45%
Asian430.27%
Native American80.05%
Native Hawaiian or Pacific Islander50.03%

White

Two or more races

Other race

Black or African American

Asian

Native American

Native Hawaiian or Pacific Islander

Richland County, Illinois Population by Race

Richland County, Illinois Population Pyramid 2024

Richland County, Illinois Median Age

42.5

Total

41

Male

43.9

Female

Richland County, Illinois Adults

There are 12,064 adults, (3,211 of whom are seniors) in Richland County, Illinois.

Richland County, Illinois Age Dependency

77.1

Age Dependency Ratio

36.3

Old Age Dependency Ratio

40.8

Child Dependency Ratio

Richland County, Illinois Sex Ratio

Female7,86950.2%
Male7,80649.8%

Richland County, Illinois Population by Age

Richland County, Illinois Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All6,4012.473.626.4
Married2,9643.118713
Non Family2,4311.2161.938.1
Female5483.2346.553.5
Male4583.1480.819.2

2.99

Average Family Size

2.4

Average Household Size

73.6%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Richland County, Illinois Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade6515.96%
Associates Degree2,03518.63%
Bachelors Degree1,36412.49%
Graduate Degree6966.37%
High School Graduate3,61033.06%
Less Than 9th Grade2322.12%
Some College2,33321.36%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Richland County, Illinois Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White10,4729,6381,986
2+ Races19917511
Hispanic13212840
Other Race12712711
Black44231
Asian111111
Native American880
Islander550

The highest rate of high school graduation is among native american people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 100%.

Richland County, Illinois Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$43,412$50,298$41,442
Graduate Degree$62,365$108,333$56,786
High School Graduate$40,216$43,227$36,194
Less Than 9th Grade$31,146$31,771$0
Overall$43,560$48,457$40,055
Some College$45,110$52,778$38,920

$43,560

Average Earnings

$48,457

Average Male

$40,055

Average Female

Richland County, Illinois Earnings by Educational Attainment

Richland County, Illinois Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Richland County, Illinois Language

97.72% of Richland County, Illinois residents speak only English, while 2.28% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.16% of the population.

Richland County, Illinois Language

Richland County, Illinois Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White14,3741,65111.49%
Multiple58912120.54%
Hispanic2945719.39%
Asian433274.42%
Other20283.96%
Native8562.5%
Black4724.26%

11.89%

Overall Poverty Rate

9.36%

Male Poverty Rate

14.43%

Female Poverty Rate

Poverty in Richland County, Illinois

The race most likely to be in poverty in Richland County, Illinois is Asian, with 74.42% below the poverty level.

The race least likely to be in poverty in Richland County, Illinois is Other, with 3.96% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.24%. Among those working part-time, it was 12.89%, and for those that did not work, the poverty rate was 22.09%.

Richland County, Illinois Poverty

rate

Rate
Poverty
Less Than 9th Grade21.14%
Some College11.76%
High School10.88%
Bachelors or Greater4.84%

Richland County, Illinois Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed51.46%
Male Unemployed15.19%
Female Employed5.93%
Male Employed5.35%

Richland County, Illinois Poverty Rate by Employment Status and Sex

Richland County, Illinois Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$78,589$93,723
Households$60,404$75,635
Married Families$93,649$-999,999,999
Non Families$33,975$43,415

mean

median

Income by Household Type

Richland County, Illinois Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

48.9%

Overall Marriage Rate

47.6%

Male Marriage Rate

50.1%

Female Marriage Rate

Richland County, Illinois Married by Age and Sex

male

female

Richland 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 55-64.

Richland County, Illinois Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Richland County, Illinois Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,151

Number of Veterans

1,071

Male Veterans

80

Female Veterans

War
Veterans
Vietnam415
First Gulf War225
Second Gulf War215
Korea31
World War II19

Richland County, Illinois Veterans by War

count

Age Group
Veterans
65 to 74320
75+298
35 to 54292
55 to 64178
18 to 3463

Richland County, Illinois Veterans by Age

count

Name
Veterans
% of Total
White1,1349.85%
Black920%
2+ Races82.69%

Richland County, Illinois Veterans by Race

Richland County, Illinois Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

6.8%

Veteran Poverty Rate

50%

Veteran Disability Rate

Richland County, Illinois Veterans by Education

LaborForceParticipation

62.1%

Labor Force Participation

59.5%

Employment Rate

4.2%

Unemployment Rate

Richland County, Illinois Employment by Age

LaborForceParticipation

Richland County, Illinois Employment by Race

LaborForceParticipation

Richland 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

77.53%

Born in Richland County, Illinois

98.56%

Native Born

1.44%

Foreign Born

0.62%

Non Citizen

0.82%

Naturalized

Place of Birth

98.56% of Richland County, Illinois residents were born in the United States, with 77.53% having been born in Illinois. 0.62% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Richland County, Illinois Place of Birth

Sources