Frankfort, IL demographics:
population, income, and more

Total population
20,651
1.1% year-over-year change
Median household income
$154,375/yr
0.4% year-over-year change
Housing units
7,043
1.8% year-over-year change

Frankfort population

How many people live in Frankfort

Frankfort is home to 20,651 residents, according to the most recent Census data. Gender-wise, 50.7% of Frankfort locals are male, and 49.3% are female.

Total population
20,651
1.1% year-over-year change
Gender ratio
Male
50.7%
10,472
Female
49.3%
10,179
Value Percent YoY change
Male 10,472 50.7% 0.2%
Female 10,179 49.3% 2.2%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Frankfort is 42, with the population distributed as follows: about 21.8% are children under 15, then 13.8% are in the 15 to 24 age group. Adults between 25 and 44 make up 17.6% of the population, while another 30% fall into the 45 to 64 bracket. Finally, around 16.7% are 65 or older.

Median age
42.2
Age breakdown
Under 15
21.8%
15 to 24
13.8%
25 to 44
17.6%
45 to 64
30%
Over 65
16.7%
Value Percent YoY change
Under 15 4,512 21.8% -4.2%
15 to 24 2,848 13.8% 12.3%
25 to 44 3,644 17.6% -4.9%
45 to 64 6,194 30% 0.5%
Over 65 3,453 16.7% 8.7%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Frankfort, 93% of the population are US-born citizens, while 5.7% have gained naturalized citizenship. At the same time, 1.3% of residents are non-citizens. As for race, 76% of locals are Caucasian, 10.3% are African American and 2.6% have Asian roots. There’s also a share of 9.9% that includes residents with two or more races.

Citizenship
U.S.-born citizens
93%
Non-U.S.-born citizens
5.7%
Non-citizens
1.3%
Value Percent YoY change
U.S.-born citizens 19,207 93% 2.6%
Non-U.S.-born citizens 1,168 5.7% -15.8%
Non-citizens 276 1.3% -9.5%
Racial breakdown
White
76%
Black or African American
10.3%
American Indian and Alaska Native
0.2%
Asian
2.6%
Native Hawaiian and other Pacific Islander
0%
Two or more races
9.9%
Other
1%
Value Percent
White 15,706 76%
Black or African American 2,122 10.3%
American Indian and Alaska Native 36 0.2%
Asian 537 2.6%
Two or more races 2,040 9.9%
Other 210 1%

Households in Frankfort

A peek inside Frankfort households

Frankfort has 6,789 households, with an average of 3 members in each. Of these, 83% are families, while the remaining 17% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
6,789
3.0% year-over-year change
Average people per household
3
Non-family households
1,151
Family households
5,638
Value Percent YoY change
Non-family households 1,151 17% 5.3%
Family households 5,638 83% 2.6%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Frankfort

The housing landscape of Frankfort

Frankfort's housing consists of 7,043 units, with 80.8% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 13.5% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 0.1% of the housing landscape.

Housing units
7,043
1.8% year-over-year change
Housing types
Value Percent
1 unit, detached 5,692 80.8%
1 unit, attached 949 13.5%
2 units 58 0.8%
3 or 4 units 207 2.9%
5 to 9 units 24 0.3%
10 to 19 units 94 1.3%
20 to 49 units 11 0.2%
Mobile home 8 0.1%
Homes built since 2020
162
35.0% year-over-year change

The age of buildings in Frankfort

In Frankfort, the median construction year is 1999. About 3.6% of homes were built before the 1940s, with another 0.2% going up by 1949. Most development happened in the second half of the 20th century. Then, 34.6% of homes were added from 2000 to 2009, 10.9% between 2010 and 2019, and 2.3% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 250 3.6% -14.7%
Built between 1940 and 1949 15 0.2% -68.1%
Built between 1950 and 1959 126 1.8% 18.9%
Built between 1960 and 1969 322 4.6% 9.5%
Built between 1970 and 1979 941 13.4% 2.6%
Built between 1980 and 1989 778 11% 8.8%
Built between 1990 and 1999 1,246 17.7% 10.8%
Built between 2000 and 2009 2,434 34.6% 2.3%
Built between 2010 and 2019 769 10.9% -17.0%
Built in 2020 or later 162 2.3% 35.0%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Frankfort occupancy rates

Out of the 6,789 occupied housing units in Frankfort, 94.8% are owner-occupied, while 5.2% are lived in by tenants. Meanwhile, 3.6% of all homes on the local market sit vacant.

Occupied housing units
6,789
3.0% year-over-year change
Occupancy breakdown
Renter occupied
356
Owner occupied
6,433
Value Percent YoY
change
Renter occupied 356 5.2% 2.9%
Owner occupied 6,433 94.8% 3.0%
Unoccupied housing units
3.6%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Frankfort housing costs

Housing costs in Frankfort come to a median of $2,552 per month, while tenants specifically pay a median gross rent of $2,442.

Median housing costs per month
$2,552/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Frankfort
$2,442/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Frankfort

Frankfort education at a glance

About 19.1% of the population in Frankfort went to high school, while 18.3% pursued college studies. Another 6.3% earned an associate degree and 29.9% hold a bachelor’s. Meanwhile, 25.4% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 138 0.9% 8.7%
High school diploma 2,820 19.1% 6.7%
College diploma 2,708 18.3% 9.0%
Associate degree 936 6.3% -9.2%
Bachelor's degree 4,413 29.9% -8.2%
Graduate degree 3,758 25.4% 14.2%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Frankfort

How much people earn in Frankfort

The average annual household income in Frankfort was $188,096 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +4.1% change from the previous year. At the same time, the median income stood at $154,375, reflecting a +0.4% shift over the same period.

Average household income in Frankfort
$188,096/year
4.1% year-over-year change
Median household income in Frankfort
$154,375/year
0.4% year-over-year change

Frankfort income by age

In Frankfort, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $198,825. Those with someone between 45 and 64 in charge, often well established professionally, earn $180,625 overall. Overall, 96.8% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $198,825 -10.4%
45 - 64 $180,625 8.6%
Over 65 $78,713 4.2%
Above poverty level
19,658
Below poverty level
644
Value Percent YoY
change
Above poverty level 19,658 96.8% 2.3%
Below poverty level 644 3.2% -24.9%

Average renter income in Frankfort

To get a better sense of what renters earn on average in Frankfort, their median household income was $94,615 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 31%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$94,615
Rent-to-income ratio
31%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Frankfort

Workforce and job types in Frankfort

The job market in Frankfort is powered by 9,628 working residents, spread across a range of industries and roles. 87.8% of the working population are employed in professional or administrative positions, while 12.2% are in hands-on or service-based jobs. Also, 14.1% run their own businesses, 61.5% are employed by private companies, and 15.7% work in the public sector.

Workforce demographics

Working population
9,628
-1.8% year-over-year change
White collar
8,452
Blue collar
1,176
Value Percent YoY change
White collar 8,452 87.8% -1.0%
Blue collar 1,176 12.2% -6.7%
Employer type
Self employees
14.1%
Private companies
61.5%
Governmental workers
15.7%
Not for profit companies
8.6%
Value Percent YoY change
Self employees 1,360 14.1% -9.0%
Private companies 5,925 61.5% -3.5%
Governmental workers 1,512 15.7% 15.2%
Not for profit companies 831 8.6% -2.5%
Unemployment rate
4.1%
11.1% year-over-year change

Available workforce

The unemployment rate in Frankfort stands at 4.1%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Frankfort

How people get around in Frankfort

Means of transportation
Value Percent YoY change
Car 6,696 72.1% -6.4%
Subway or elevated 11 0.1% N/A
Railroad 321 3.5% -19.1%
Walk 4 0% -84.0%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Frankfort by zipcode?

Zipcode Population Number of households Median income Average income
60423 32,836 11,162 $136,730 $166,625

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FAQs about Frankfort demographics 

What is the total population of Frankfort?

Frankfort has a total population of 20,651 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +1.1% compared to a year ago.

What is the gender ratio in Frankfort?

The gender ratio in Frankfort is as follows:
  • 50.7% males (10,472 residents)
  • 49.3% females (10,179 residents)

What is the median age in Frankfort?

The median age in Frankfort is 42.2.

What is the age distribution of the population in Frankfort?

The age distribution in Frankfort is as follows:
  • Under 15: 21.8% (4,512 residents)
  • Ages 15-24: 13.8% (2,848 residents)
  • Ages 25-44: 17.6% (3,644 residents)
  • Ages 45-64: 30% (6,194 residents)
  • Over 65: 16.7% (3,453 residents)

What is the racial and ethnic makeup of Frankfort?

The racial and ethnic makeup of Frankfort is as follows:
  • White: 76% (15,706 residents)
  • Black or African American: 10.3% (2,122 residents)
  • American Indian and Alaska Native: 0.2% (36 residents)
  • Asian: 2.6% (537 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 9.9% (2,040 residents)
  • Other: 1% (210 residents)

What percentage of the population in Frankfort are U.S.-born citizens?

U.S.-born citizens represent 93% of the population in Frankfort.

How many housing units are there in Frankfort?

There are 7,043 housing units in Frankfort, reflecting a +1.8% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Frankfort and what is the average household size?

Frankfort has a total of 6,789 households, with an average of 3 people in each.

What is the median household income in Frankfort?

Frankfort has a median household income of $154,375, representing a +0.4% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Frankfort?

The employment rate is 95.9% in Frankfort, with a workforce of 9,628 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 87.8% (8,452 residents)
  • Blue-collar workers: 12.2% (1,176 residents)

Places of employment:
  • Self-employed: 14.1% (1,360 residents)
  • Private companies: 61.5% (5,925 residents)
  • Governmental workers: 15.7% (1,512 residents)
  • Not-for-profit companies: 8.6% (831 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025