Clark County Summary

Life in Clark County research summary. HomeSnacks has been researching the quality of life in Clark 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 Clark County:

  • The population in Clark County is 15,467.

  • The median home value in Clark County is $119,796.

  • The median income in Clark County is $65,874.

  • The median rent in Clark County is $816.

  • The unemployment rate in Clark County is 4.0%.

  • The poverty rate in Clark County is 9.0%.

  • The average high in Clark County is 71.7° and there are 104.4 inches of rainfall annually.

Cities & Towns in Clark County

List Of Cities & Towns in Clark County

Marshall, IL Population 3,939

Casey, IL Population 2,294

Martinsville, IL Population 1,373

Westfield, IL Population 503

West Union, IL Population 197

Map Of Clark County

Clark County, IL Weather

  • The average high in Clark County is 71.7°.

  • There are 80.77 nice days each year.

  • Expect an average of 104.4 inches of rain each year with 6.1 inches of snow.

  • There is an average of 4:57 hours of sun each day in Clark County.

StatClark County
Mean High71.7
Nice Days80.77
Rainfall104.4
Snowfall6.1
Sunny_hours4:57
71.7°
Average High
104.4
Inches of Rain

Clark County Photos

City Hallc Caseyc Ilc Us
Source: Wikipedia User Jud McCranie | CC BY-SA 4.0
Downtown Marshall Il
Source: Public Domain
Archer House Hotel Comprehensive
Source: Public Domain
Statue Of Lincolnc Marshallc Ilc Us
Source: Wikipedia User bubba73 | CC BY-SA 3.0

Clark County Demographics

Population over time in Clark County

The current population in Clark County is 15,467. The population has decreased -0.8% from 2019.

Year Population % Change
2022 15,587 -0.1%
2021 15,602 -0.7%
2020 15,716 -

Gender in Clark County

  • Clark County is 50.1% female with 7,751 female residents.

  • Clark County is 49.9% male with 7,715 male residents.

Female
50.1% (7,751)
Male
49.9% (7,715)
Gender Clark County IL USA
Female 50.1% 50.5% 50.4%
Male 49.9% 49.5% 49.6%

Race / Ethnicity in Clark County

Clark County is:

  • 96.2% White with 14,872 White residents.

  • 0.8% African American with 129 African American residents.

  • 0.0% American Indian with 3 American Indian residents.

  • 0.2% Asian with 28 Asian residents.

  • 0.0% Hawaiian with 0 Hawaiian residents.

  • 0.0% Other with 0 Other residents.

  • 1.1% Two Or More with 177 Two Or More residents.

  • 1.7% Hispanic with 258 Hispanic residents.

White
96.2% (14,872)
African American
0.8% (129)
American Indian
0.0% (3)
Asian
0.2% (28)
Hawaiian
0.0% (0)
Other
0.0% (0)
Two Or More
1.1% (177)
Hispanic
1.7% (258)

Table: Clark County By Race

Race Clark County IL USA
White 96.2% 59.6% 58.9%
African American 0.8% 13.7% 12.1%
American Indian 0.0% 0.1% 0.6%
Asian 0.2% 5.7% 5.7%
Hawaiian 0.0% 0.0% 0.2%
Other 0.0% 0.3% 0.4%
Two Or More 1.1% 2.8% 3.5%
Hispanic 1.7% 17.8% 18.7%

Household Income For Clark County, Illinois

  • 2.8% of households in Clark County earn Less than $10,000.

  • 3.6% of households in Clark County earn $10,000 to $14,999.

  • 9.5% of households in Clark County earn $15,000 to $24,999.

  • 8.5% of households in Clark County earn $25,000 to $34,999.

  • 13.7% of households in Clark County earn $35,000 to $49,999.

  • 17.5% of households in Clark County earn $50,000 to $74,999.

  • 13.9% of households in Clark County earn $75,000 to $99,999.

  • 20.8% of households in Clark County earn $100,000 to $149,999.

  • 5.5% of households in Clark County earn $150,000 to $199,999.

  • 4.2% of households in Clark County earn $200,000 or more.

Less than $10,000
2.8% (434)
$10,000 to $14,999
3.6% (554)
$15,000 to $24,999
9.5% (1,473)
$25,000 to $34,999
8.5% (1,317)
$35,000 to $49,999
13.7% (2,120)
$50,000 to $74,999
17.5% (2,706)
$75,000 to $99,999
13.9% (2,151)
$100,000 to $149,999
20.8% (3,217)
$150,000 to $199,999
5.5% (844)
$200,000 or more
4.2% (647)
Income Clark County IL USA
Less than $10,000 2.8% 5.3% 4.9%
$10,000 to $14,999 3.6% 3.5% 3.8%
$15,000 to $24,999 9.5% 6.7% 7.0%
$25,000 to $34,999 8.5% 7.1% 7.4%
$35,000 to $49,999 13.7% 10.1% 10.7%
$50,000 to $74,999 17.5% 15.4% 16.1%
$75,000 to $99,999 13.9% 12.9% 12.8%
$100,000 to $149,999 20.8% 17.6% 17.1%
$150,000 to $199,999 5.5% 9.4% 8.8%
$200,000 or more 4.2% 12.1% 11.4%

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

  • 1.0% of adults in Clark County completed < 9th grade.

  • 6.0% of adults in Clark County completed 9-12th grade.

  • 35.0% of adults in Clark County completed high school / ged.

  • 18.0% of adults in Clark County completed some college.

  • 15.0% of adults in Clark County completed associate's degree.

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

  • 7.0% of adults in Clark County completed master's degree.

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

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

< 9th Grade
1% (154)
9-12th Grade
6% (928)
High School / GED
35% (5,413)
Some College
18% (2,784)
Associate's Degree
15% (2,320)
Bachelor's Degree
17% (2,629)
Master's Degree
7% (1,082)
Professional Degree
1% (154)
Doctorate Degree
0% (0)
Education Clark County IL USA
< 9th Grade 1% 6% 3%
9-12th Grade 6% 5% 6%
High School / GED 35% 25% 26%
Some College 18% 20% 20%
Associate's Degree 15% 8% 9%
Bachelor's Degree 17% 22% 21%
Master's Degree 7% 11% 10%
Professional Degree 1% 2% 2%
Doctorate Degree 0% 1% 2%

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