Frankfort, Illinois Population 2024

21,011

Frankfort is a city located in Will County Illinois. Frankfort has a 2024 population of 21,011. Frankfort is currently growing at a rate of 0.8% annually and its population has increased by 3.44% since the most recent census, which recorded a population of 20,312 in 2020.

The average household income in Frankfort is $181,543 with a poverty rate of 3.02%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Frankfort is 42.6 years, 41.4 years for males, and 43.8 years for females.

Frankfort Demographics

According to the most recent ACS, the racial composition of Frankfort was:

  • White: 81.5%
  • Black or African American: 9.73%
  • Two or more races: 4.96%
  • Asian: 3.14%
  • Other race: 0.67%
  • Native American:
  • Native Hawaiian or Pacific Islander:
Land Area (mi²)
16.1 sq mi
Density (mi²)
1,305.50/sq mi
Growth Since 2020
3.44% (699)
The current population of Frankfort, Illinois is 21,011 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 20,312.

Frankfort, Illinois Population 2024

Population by Race

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Race
Population
Percentage (of total)
White16,51281.5%
Black or African American1,9719.73%
Two or more races1,0054.96%
Asian6363.14%
Other race1360.67%
Native American
Native Hawaiian or Pacific Islander
showing: 7 rows

White

Black or African American

Two or more races

Asian

Other race

Native American

Native Hawaiian or Pacific Islander

Frankfort Population by Race

Frankfort Population Pyramid 2024

Frankfort Median Age

42.6

Total

41.4

Male

43.8

Female

Frankfort Adults

There are 14,521 adults, (3,286 of whom are seniors) in Frankfort.

Frankfort Age Dependency

80.3

Age Dependency Ratio

29.2

Old Age Dependency Ratio

51.1

Child Dependency Ratio

Frankfort Sex Ratio

Female9,90348.88%
Male10,35751.12%

Frankfort Population by Age

Frankfort Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All6,5793.0694.15.9
Married5,0213.45964
Non Family1,0231.0893.96.1
Female3952.9179.520.5
Male1403.867.132.9
showing: 5 rows

3.39

Average Family Size

3.06

Average Household Size

94.1%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Frankfort Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Frankfort Educational Attainment by Sex (over 25)

Frankfort Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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

The highest rate of bachelors degrees is among black people with a rate of 82.19%.

Frankfort Educational Attainment by Race

All

Male

Female

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$83,451

Average Earnings

$107,766

Average Male

$61,108

Average Female

Frankfort Earnings by Educational Attainment

Frankfort Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Frankfort Language

89.93% of Frankfort residents speak only English, while 10.07% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 3.8% of the population.

Frankfort Language

Frankfort Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White16,1615353.31%
Hispanic1,133635.56%
Black1,947100.51%
showing: 3 rows

3.02%

Overall Poverty Rate

2.04%

Male Poverty Rate

4.05%

Female Poverty Rate

Poverty in Frankfort

The race most likely to be in poverty in Frankfort is Hispanic, with 5.56% below the poverty level.

The race least likely to be in poverty in Frankfort is Black, with 0.51% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.7%. Among those working part-time, it was 2.33%, and for those that did not work, the poverty rate was 6.26%.

Frankfort Poverty

rate

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Rate
Poverty
Less Than 9th Grade8.3%
High School5.45%
Some College4.07%
Bachelors or Greater1.18%
showing: 4 rows

Frankfort Poverty Rate by Education

rate

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Rate
Poverty
Female Unemployed16.07%
Female Employed1.71%
Male Employed0.64%
Male Unemployed
showing: 4 rows

Frankfort Poverty Rate by Employment Status and Sex

Frankfort Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Frankfort Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

65.3%

Overall Marriage Rate

67.2%

Male Marriage Rate

63.5%

Female Marriage Rate

Frankfort Married by Age and Sex

male

female

Frankfort Marriage

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

Frankfort Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Frankfort Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

571

Number of Veterans

496

Male Veterans

75

Female Veterans

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Frankfort Veterans by War

count

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Frankfort Veterans by Age

count

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Frankfort Veterans by Race

Frankfort Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

Veteran Poverty Rate

28.5%

Veteran Disability Rate

Frankfort Veterans by Education

LaborForceParticipation

69.1%

Labor Force Participation

66.5%

Employment Rate

3.8%

Unemployment Rate

Frankfort Employment by Age

LaborForceParticipation

Frankfort Employment by Race

LaborForceParticipation

Frankfort 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

75.47%

Born in Frankfort

92.93%

Native Born

7.07%

Foreign Born

1.29%

Non Citizen

5.78%

Naturalized

Place of Birth

92.93% of Frankfort residents were born in the United States, with 75.47% having been born in Illinois. 1.29% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Frankfort Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202921,8461670.77%
202821,6791670.78%
202721,5121670.78%
202621,3451670.79%
202521,1781670.79%
202421,0111670.8%
202320,8441670.81%
202220,6771670.81%
202120,5101980.97%
202020,3129715.02%
201919,3412201.15%
201819,1211660.88%
201718,9551350.72%
201618,8202051.1%
201518,6152181.18%
201418,3972291.26%
201318,1681370.76%
201218,0311060.59%
201117,925980.55%
201017,8277,43671.56%
200010,3913,21144.72%
19907,1802,82364.79%
19804,357
showing: 23 rows

Frankfort Population by Year