Franklin County, Illinois Population 2024

37,061

Franklin County, Illinois's estimated 2024 population is 37,061 with a growth rate of -0.21% in the past year according to the most recent United States census data. Franklin County, Illinois is the 35th largest county in Illinois. The 2010 population was 40,035 and has seen a growth of -7.43% since that time.

Note: data after 2022 is projected based on recent change

38 Rows

Year
Population
Growth
Change
202936,676-77-0.21%
202836,753-77-0.21%
202736,830-77-0.21%
202636,907-77-0.21%
202536,984-77-0.21%
202437,061-77-0.21%
202337,138-77-0.21%
202237,215-244-0.65%
202137,459-238-0.63%
202037,697-833-2.16%
201938,530-207-0.53%
201838,737-287-0.74%
201739,024-66-0.17%
201639,090-308-0.78%
201539,398-58-0.15%
201439,456-105-0.27%
201339,561-311-0.78%
201239,872-166-0.41%
201140,03830.01%
201040,03500%
199040,319-2,882-6.67%
198043,2014,87212.71%
197038,329-952-2.42%
196039,281-9,404-19.32%
195048,685-4,452-8.38%
194053,137-6,305-10.61%
193059,4422,1493.75%
192057,29331,350120.84%
191025,9436,26831.86%
190019,6752,53714.8%
189017,1381,0096.26%
188016,1293,47727.48%
187012,6523,25934.7%
18609,3933,71265.34%
18505,6811,99954.29%
18403,682-401-9.82%
18304,0832,320131.59%
18201,763-34,913-95.19%
2024 Growth Rate
-0.21% (-77)
County Website
Franklin County
County Seat
Benton
2020 Population
37,697
Area
409 mi²
Density
91 people/mi²
Growth Since 2020
-1.69% (-636)
Founded
January 2, 1818

Population by Race

Race
Population
Percentage (of total)
White36,12895.55%
Two or more races1,3283.51%
Black or African American1540.41%
Asian990.26%
Other race770.2%
Native American240.06%
Native Hawaiian or Pacific Islander00%

White

Two or more races

Black or African American

Asian

Other race

Native American

Native Hawaiian or Pacific Islander

Franklin County, Illinois Population by Race

Franklin County, Illinois Population Pyramid 2024

Franklin County, Illinois Median Age

43.2

Total

41.5

Male

44.6

Female

Franklin County, Illinois Adults

There are 29,453 adults, (7,741 of whom are seniors) in Franklin County, Illinois.

Franklin County, Illinois Age Dependency

74.1

Age Dependency Ratio

35.7

Old Age Dependency Ratio

38.5

Child Dependency Ratio

Franklin County, Illinois Sex Ratio

Female18,90850.01%
Male18,90249.99%

Franklin County, Illinois Population by Age

Franklin County, Illinois Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All16,0952.3275.124.9
Married7,4653.0586.213.8
Non Family6,1121.1767.732.3
Female1,8142.9858.241.8
Male7042.8564.635.4

2.94

Average Family Size

2.32

Average Household Size

75.1%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Franklin County, Illinois Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade2,0937.84%
Associates Degree3,33612.5%
Bachelors Degree3,28612.31%
Graduate Degree1,4275.35%
High School Graduate8,79632.95%
Less Than 9th Grade5912.21%
Some College7,16326.84%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Franklin County, Illinois Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White25,48922,9644,405
2+ Races782717246
Hispanic467392102
Black79588
Asian676730
Other Race54268
Native American17168

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

The highest rate of bachelors degrees is among native american people with a rate of 47.06%.

Franklin County, Illinois Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$42,230$46,833$41,452
Graduate Degree$58,571$60,795$57,359
High School Graduate$32,078$39,534$22,194
Less Than 9th Grade$28,250$40,819$21,667
Overall$37,937$47,123$29,824
Some College$38,876$53,768$28,310

$37,937

Average Earnings

$47,123

Average Male

$29,824

Average Female

Franklin County, Illinois Earnings by Educational Attainment

Franklin County, Illinois Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Franklin County, Illinois Language

98.46% of Franklin County, Illinois residents speak only English, while 1.54% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0.75% of the population.

Franklin County, Illinois Language

Franklin County, Illinois Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White35,2986,07717.22%
Multiple1,30936227.65%
Hispanic71627638.55%
Black1197865.55%
Other734460.27%
Native23730.43%

17.82%

Overall Poverty Rate

16.29%

Male Poverty Rate

19.33%

Female Poverty Rate

Poverty in Franklin County, Illinois

The race most likely to be in poverty in Franklin County, Illinois is Black, with 65.55% below the poverty level.

The race least likely to be in poverty in Franklin County, Illinois is White, with 17.22% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.11%. Among those working part-time, it was 20.66%, and for those that did not work, the poverty rate was 25.85%.

Franklin County, Illinois Poverty

rate

Rate
Poverty
Less Than 9th Grade29.89%
High School20.66%
Some College11.21%
Bachelors or Greater9.91%

Franklin County, Illinois Poverty Rate by Education

rate

Rate
Poverty
Male Unemployed52.89%
Female Unemployed47.54%
Female Employed9.11%
Male Employed6.77%

Franklin County, Illinois Poverty Rate by Employment Status and Sex

Franklin County, Illinois Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$63,869$80,570
Households$51,031$66,309
Married Families$76,888$90,871
Non Families$27,128$40,275

mean

median

Income by Household Type

Franklin County, Illinois Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

50.9%

Overall Marriage Rate

52.1%

Male Marriage Rate

49.8%

Female Marriage Rate

Franklin County, Illinois Married by Age and Sex

male

female

Franklin County, Illinois Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 45-54.

Franklin County, Illinois Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Franklin County, Illinois Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

2,698

Number of Veterans

2,536

Male Veterans

162

Female Veterans

War
Veterans
Vietnam1,063
First Gulf War520
Second Gulf War455
Korea263
World War II43

Franklin County, Illinois Veterans by War

count

Age Group
Veterans
65 to 74834
75+726
35 to 54558
55 to 64422
18 to 34158

Franklin County, Illinois Veterans by Age

count

Name
Veterans
% of Total
White2,6200.09247493999717633
2+ Races730.08419838523644751
Hispanic360.072
Black30.0297029702970297
Other Race20.03636363636363636

Franklin County, Illinois Veterans by Race

Franklin County, Illinois Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

12.51%

Veteran Poverty Rate

43.61%

Veteran Disability Rate

Franklin County, Illinois Veterans by Education

LaborForceParticipation

55.9%

Labor Force Participation

52.2%

Employment Rate

6.7%

Unemployment Rate

Franklin County, Illinois Employment by Age

LaborForceParticipation

Franklin County, Illinois Employment by Race

LaborForceParticipation

Franklin 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

83.87%

Born in Franklin County, Illinois

99.19%

Native Born

0.81%

Foreign Born

0.32%

Non Citizen

0.49%

Naturalized

Place of Birth

99.19% of Franklin County, Illinois residents were born in the United States, with 83.87% having been born in Illinois. 0.32% of residents are not US citizens. Of those not born in the United States, the largest percentage are from North America.

Franklin County, Illinois Place of Birth

Sources