Clinton County Summary

Life in Clinton County research summary. HomeSnacks has been researching the quality of life in Clinton County over the past eight years using Census data, FBI crime data, cost of living data, and other primary sources. Based on the most recently available data, we found the following about life in Clinton County:

  • The population in Clinton County is 36,899.

  • The median home value in Clinton County is $215,618.

  • The median income in Clinton County is $82,314.

  • The median rent in Clinton County is $934.

  • The unemployment rate in Clinton County is 3.3%.

  • The poverty rate in Clinton County is 7.5%.

  • The average high in Clinton County is 74.1° and there are 104.6 inches of rainfall annually.

Cities & Towns in Clinton County

List Of Cities & Towns in Clinton County

Centralia, IL Population 12,009

Breese, IL Population 4,373

New Baden, IL Population 3,493

Carlyle, IL Population 3,134

Trenton, IL Population 2,673

Aviston, IL Population 2,451

Albers, IL Population 1,428

Germa, IL Population 1,268

Beckemeyer, IL Population 1,024

Wamac, IL Population 794

Bartelso, IL Population 768

Hoffman, IL Population 627

Keyesport, IL Population 614

Damiansville, IL Population 578

Huey, IL Population 83

Map Of Clinton County

Clinton County, IL Weather

  • The average high in Clinton County is 74.1°.

  • There are 79.85 nice days each year.

  • Expect an average of 104.6 inches of rain each year with 4.9 inches of snow.

  • There is an average of 5:12 hours of sun each day in Clinton County.

StatClinton County
Mean High74.1
Nice Days79.85
Rainfall104.6
Snowfall4.9
Sunny Hours5:12
74.1°
Average High
104.6
Inches of Rain

Clinton County Photos

James C
Source: Public Domain
The Breese Watertower
Source: Wikipedia | GFDL
Greaterstl
Source: Public Domain
Downtown Centralia Il
Source: Wikipedia User Jon Platek | CC BY-SA 3.0
Centralia Illinois Bell Tower
Source: Wikipedia User ThePhotoRun | CC BY-SA 3.0

Clinton County Demographics

Population over time in Clinton County

The current population in Clinton County is 36,899. The population has decreased -1.6% from 2019.

Year Population % Change
2023 37,048 -1.3%
2022 37,549 -0.2%
2021 37,634 -

Gender in Clinton County

  • Clinton County is 48.2% female with 17,767 female residents.

  • Clinton County is 51.8% male with 19,132 male residents.

Female
48.2% (17,767)
Male
51.8% (19,132)
Gender Clinton County IL USA
Female 48.2% 50.6% 50.5%
Male 51.8% 49.4% 49.5%

Race / Ethnicity in Clinton County

Clinton County is:

  • 90.5% White with 33,380 White residents.

  • 3.1% African American with 1,147 African American residents.

  • 0.1% American Indian with 38 American Indian residents.

  • 0.6% Asian with 206 Asian residents.

  • 0.0% Hawaiian with 0 Hawaiian residents.

  • 0.0% Other with 11 Other residents.

  • 1.9% Two Or More with 687 Two Or More residents.

  • 3.9% Hispanic with 1,430 Hispanic residents.

White
90.5% (33,380)
African American
3.1% (1,147)
American Indian
0.1% (38)
Asian
0.6% (206)
Hawaiian
0.0% (0)
Other
0.0% (11)
Two Or More
1.9% (687)
Hispanic
3.9% (1,430)

Table: Clinton County By Race

Race Clinton County IL USA
White 90.5% 58.7% 58.2%
African American 3.1% 13.6% 12.0%
American Indian 0.1% 0.1% 0.5%
Asian 0.6% 5.8% 5.7%
Hawaiian 0.0% 0.0% 0.2%
Other 0.0% 0.3% 0.5%
Two Or More 1.9% 3.0% 3.9%
Hispanic 3.9% 18.5% 19.0%

Household Income For Clinton County, Illinois

  • 3.3% of households in Clinton County earn Less than $10,000.

  • 3.4% of households in Clinton County earn $10,000 to $14,999.

  • 5.1% of households in Clinton County earn $15,000 to $24,999.

  • 7.0% of households in Clinton County earn $25,000 to $34,999.

  • 11.1% of households in Clinton County earn $35,000 to $49,999.

  • 15.8% of households in Clinton County earn $50,000 to $74,999.

  • 14.2% of households in Clinton County earn $75,000 to $99,999.

  • 21.3% of households in Clinton County earn $100,000 to $149,999.

  • 10.2% of households in Clinton County earn $150,000 to $199,999.

  • 8.7% of households in Clinton County earn $200,000 or more.

Less than $10,000
3.3% (1,216)
$10,000 to $14,999
3.4% (1,242)
$15,000 to $24,999
5.1% (1,864)
$25,000 to $34,999
7.0% (2,571)
$35,000 to $49,999
11.1% (4,102)
$50,000 to $74,999
15.8% (5,821)
$75,000 to $99,999
14.2% (5,253)
$100,000 to $149,999
21.3% (7,855)
$150,000 to $199,999
10.2% (3,755)
$200,000 or more
8.7% (3,214)
Income Clinton County IL USA
Less than $10,000 3.3% 5.2% 4.9%
$10,000 to $14,999 3.4% 3.4% 3.6%
$15,000 to $24,999 5.1% 6.2% 6.6%
$25,000 to $34,999 7.0% 6.5% 6.8%
$35,000 to $49,999 11.1% 9.9% 10.4%
$50,000 to $74,999 15.8% 15.1% 15.7%
$75,000 to $99,999 14.2% 12.7% 12.7%
$100,000 to $149,999 21.3% 17.9% 17.4%
$150,000 to $199,999 10.2% 9.9% 9.3%
$200,000 or more 8.7% 13.1% 12.6%

Highest level of educational attainment in Clinton County for adults over 25

  • 4.0% of adults in Clinton County completed < 9th grade.

  • 5.0% of adults in Clinton County completed 9-12th grade.

  • 32.0% of adults in Clinton County completed high school / ged.

  • 19.0% of adults in Clinton County completed some college.

  • 16.0% of adults in Clinton County completed associate's degree.

  • 17.0% of adults in Clinton County completed bachelor's degree.

  • 6.0% of adults in Clinton County completed master's degree.

  • 1.0% of adults in Clinton County completed professional degree.

  • 0.0% of adults in Clinton County completed doctorate degree.

< 9th Grade
3% (1,475)
9-12th Grade
5% (1,844)
High School / GED
32% (11,807)
Some College
19% (7,010)
Associate's Degree
16% (5,903)
Bachelor's Degree
17% (6,272)
Master's Degree
6% (2,213)
Professional Degree
1% (368)
Doctorate Degree
0% (0)
Education Clinton County IL USA
< 9th Grade 3% 5% 5%
9-12th Grade 5% 5% 6%
High School / GED 32% 25% 26%
Some College 19% 20% 19%
Associate's Degree 16% 8% 9%
Bachelor's Degree 17% 22% 21%
Master's Degree 6% 11% 10%
Professional Degree 1% 2% 2%
Doctorate Degree 0% 2% 2%

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