Marion County Summary

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

  • The population in Marion County is 37,294.

  • The median home value in Marion County is $114,049.

  • The median income in Marion County is $60,839.

  • The median rent in Marion County is $771.

  • The unemployment rate in Marion County is 6.4%.

  • The poverty rate in Marion County is 16.2%.

  • The average high in Marion County is 73.9° and there are 106.2 inches of rainfall annually.

Cities & Towns in Marion County

List Of Cities & Towns in Marion County

Centralia, IL Population 12,009

Salem, IL Population 7,341

Central City, IL Population 1,123

Odin, IL Population 941

Sandoval, IL Population 883

Kinmundy, IL Population 831

Wamac, IL Population 794

Junction City, IL Population 753

Farina, IL Population 606

Patoka, IL Population 544

Iuka, IL Population 451

Alma, IL Population 300

Kell, IL Population 149

Walnut Hill, IL Population 135

Vernon, IL Population 83

Map Of Marion County

Marion County, IL Weather

  • The average high in Marion County is 73.9°.

  • There are 80.44 nice days each year.

  • Expect an average of 106.2 inches of rain each year with 4.9 inches of snow.

  • There is an average of 5:10 hours of sun each day in Marion County.

StatMarion County
Mean High73.9
Nice Days80.44
Rainfall106.2
Snowfall4.9
Sunny Hours5:10
73.9°
Average High
106.2
Inches of Rain

Marion County Photos

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
William Jennings Bryan Boyhood Home
Source: Public Domain

Marion County Demographics

Population over time in Marion County

The current population in Marion County is 37,294. The population has increased 0.1% from 2019.

Year Population % Change
2023 37,781 0.7%
2022 37,524 -0.6%
2021 37,743 -

Gender in Marion County

  • Marion County is 50.9% female with 18,964 female residents.

  • Marion County is 49.1% male with 18,330 male residents.

Female
50.9% (18,964)
Male
49.1% (18,330)
Gender Marion County IL USA
Female 50.9% 50.6% 50.5%
Male 49.1% 49.4% 49.5%

Race / Ethnicity in Marion County

Marion County is:

  • 89.6% White with 33,408 White residents.

  • 4.2% African American with 1,551 African American residents.

  • 0.0% American Indian with 6 American Indian residents.

  • 0.7% Asian with 251 Asian residents.

  • 0.0% Hawaiian with 7 Hawaiian residents.

  • 0.6% Other with 240 Other residents.

  • 2.8% Two Or More with 1,033 Two Or More residents.

  • 2.1% Hispanic with 798 Hispanic residents.

White
89.6% (33,408)
African American
4.2% (1,551)
American Indian
0.0% (6)
Asian
0.7% (251)
Hawaiian
0.0% (7)
Other
0.6% (240)
Two Or More
2.8% (1,033)
Hispanic
2.1% (798)

Table: Marion County By Race

Race Marion County IL USA
White 89.6% 58.7% 58.2%
African American 4.2% 13.6% 12.0%
American Indian 0.0% 0.1% 0.5%
Asian 0.7% 5.8% 5.7%
Hawaiian 0.0% 0.0% 0.2%
Other 0.6% 0.3% 0.5%
Two Or More 2.8% 3.0% 3.9%
Hispanic 2.1% 18.5% 19.0%

Household Income For Marion County, Illinois

  • 6.0% of households in Marion County earn Less than $10,000.

  • 4.8% of households in Marion County earn $10,000 to $14,999.

  • 9.6% of households in Marion County earn $15,000 to $24,999.

  • 7.9% of households in Marion County earn $25,000 to $34,999.

  • 13.0% of households in Marion County earn $35,000 to $49,999.

  • 19.4% of households in Marion County earn $50,000 to $74,999.

  • 14.7% of households in Marion County earn $75,000 to $99,999.

  • 15.4% of households in Marion County earn $100,000 to $149,999.

  • 4.4% of households in Marion County earn $150,000 to $199,999.

  • 4.9% of households in Marion County earn $200,000 or more.

Less than $10,000
6.0% (2,252)
$10,000 to $14,999
4.8% (1,782)
$15,000 to $24,999
9.6% (3,590)
$25,000 to $34,999
7.9% (2,929)
$35,000 to $49,999
13.0% (4,839)
$50,000 to $74,999
19.4% (7,217)
$75,000 to $99,999
14.7% (5,493)
$100,000 to $149,999
15.4% (5,739)
$150,000 to $199,999
4.4% (1,625)
$200,000 or more
4.9% (1,823)
Income Marion County IL USA
Less than $10,000 6.0% 5.2% 4.9%
$10,000 to $14,999 4.8% 3.4% 3.6%
$15,000 to $24,999 9.6% 6.2% 6.6%
$25,000 to $34,999 7.9% 6.5% 6.8%
$35,000 to $49,999 13.0% 9.9% 10.4%
$50,000 to $74,999 19.4% 15.1% 15.7%
$75,000 to $99,999 14.7% 12.7% 12.7%
$100,000 to $149,999 15.4% 17.9% 17.4%
$150,000 to $199,999 4.4% 9.9% 9.3%
$200,000 or more 4.9% 13.1% 12.6%

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

  • 2.0% of adults in Marion County completed < 9th grade.

  • 7.0% of adults in Marion County completed 9-12th grade.

  • 36.0% of adults in Marion County completed high school / ged.

  • 25.0% of adults in Marion County completed some college.

  • 12.0% of adults in Marion County completed associate's degree.

  • 12.0% of adults in Marion County completed bachelor's degree.

  • 4.0% of adults in Marion County completed master's degree.

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

  • 1.0% of adults in Marion County completed doctorate degree.

< 9th Grade
1% (745)
9-12th Grade
7% (2,610)
High School / GED
36% (13,425)
Some College
25% (9,323)
Associate's Degree
12% (4,475)
Bachelor's Degree
12% (4,475)
Master's Degree
4% (1,491)
Professional Degree
1% (372)
Doctorate Degree
1% (372)
Education Marion County IL USA
< 9th Grade 1% 5% 5%
9-12th Grade 7% 5% 6%
High School / GED 36% 25% 26%
Some College 25% 20% 19%
Associate's Degree 12% 8% 9%
Bachelor's Degree 12% 22% 21%
Master's Degree 4% 11% 10%
Professional Degree 1% 2% 2%
Doctorate Degree 1% 2% 2%

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