Johnson County, KY demographics:
population, income, and more

Total population
22,334
-0.6% year-over-year change
Median household income
$44,904/yr
4.4% year-over-year change
Housing units
10,583
0.5% year-over-year change

Johnson County population

How many people live in Johnson County

Johnson County is home to 22,334 residents, according to the most recent Census data. Gender-wise, 49.9% of Johnson County locals are male, and 50.1% are female.

Total population
22,334
-0.6% year-over-year change
Gender ratio
Male
49.9%
11,142
Female
50.1%
11,192
Value Percent YoY change
Male 11,142 49.9% -0.3%
Female 11,192 50.1% -0.8%
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 Johnson County is 42, with the population distributed as follows: about 17.9% are children under 15, then 11.6% are in the 15 to 24 age group. Adults between 25 and 44 make up 23.8% of the population, while another 27.6% fall into the 45 to 64 bracket. Finally, around 19.2% are 65 or older.

Median age
42
Age breakdown
Under 15
17.9%
15 to 24
11.6%
25 to 44
23.8%
45 to 64
27.6%
Over 65
19.2%
Value Percent YoY change
Under 15 3,997 17.9% -1.4%
15 to 24 2,601 11.6% 0.0%
25 to 44 5,304 23.8% -1.0%
45 to 64 6,154 27.6% -1.4%
Over 65 4,278 19.2% 1.6%
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 Johnson County, 98.3% of the population are US-born citizens, while 1.1% have gained naturalized citizenship. At the same time, 0.6% of residents are non-citizens. As for race, 94% of locals are Caucasian, 0.6% are African American and 1.4% have Asian roots. There’s also a share of 3.9% that includes residents with two or more races.

Citizenship
U.S.-born citizens
98.3%
Non-U.S.-born citizens
1.1%
Non-citizens
0.6%
Value Percent YoY change
U.S.-born citizens 21,959 98.3% -0.4%
Non-U.S.-born citizens 239 1.1% -20.1%
Non-citizens 136 0.6% 7.9%
Racial breakdown
White
94%
Black or African American
0.6%
American Indian and Alaska Native
0.1%
Asian
1.4%
Native Hawaiian and other Pacific Islander
0%
Two or more races
3.9%
Other
0.1%
Value Percent
White 20,983 94%
Black or African American 123 0.6%
American Indian and Alaska Native 30 0.1%
Asian 312 1.4%
Native Hawaiian and other Pacific Islander 3 0%
Two or more races 862 3.9%
Other 21 0.1%

Households in Johnson County

A peek inside Johnson County households

Johnson County has 9,040 households, with an average of 2 members in each. Of these, 71.2% are families, while the remaining 28.8% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
9,040
2.2% year-over-year change
Average people per household
2
Non-family households
2,607
Family households
6,433
Value Percent YoY change
Non-family households 2,607 28.8% -0.1%
Family households 6,433 71.2% 3.2%
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 Johnson County

The housing landscape of Johnson County

Johnson County's housing consists of 10,583 units, with 58.9% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 0.6% 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 27.4% of the housing landscape.

Housing units
10,583
0.5% year-over-year change
Housing types
Value Percent
1 unit, detached 6,237 58.9%
1 unit, attached 59 0.6%
2 units 62 0.6%
3 or 4 units 383 3.6%
5 to 9 units 509 4.8%
10 to 19 units 164 1.6%
20 to 49 units 106 1%
50 or more units 150 1.4%
Mobile home 2,899 27.4%
Boat, RV, van, etc. 14 0.1%
Homes built since 2020
32
77.8% year-over-year change

The age of buildings in Johnson County

In Johnson County, the median construction year is 1983. About 8.1% of homes were built before the 1940s, with another 7.3% going up by 1949. Most development happened in the second half of the 20th century. Then, 13.1% of homes were added from 2000 to 2009, 9.4% between 2010 and 2019, and 0.3% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 858 8.1% 1.5%
Built between 1940 and 1949 777 7.3% 26.3%
Built between 1950 and 1959 408 3.9% -6.6%
Built between 1960 and 1969 635 6% 9.7%
Built between 1970 and 1979 2,071 19.6% -6.5%
Built between 1980 and 1989 1,599 15.1% 2.3%
Built between 1990 and 1999 1,830 17.3% -1.8%
Built between 2000 and 2009 1,384 13.1% 8.5%
Built between 2010 and 2019 989 9.4% -11.6%
Built in 2020 or later 32 0.3% 77.8%
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.

Johnson County occupancy rates

Out of the 9,040 occupied housing units in Johnson County, 68.3% are owner-occupied, while 31.7% are lived in by tenants. Meanwhile, 14.6% of all homes on the local market sit vacant.

Occupied housing units
9,040
2.2% year-over-year change
Occupancy breakdown
Renter occupied
2,867
Owner occupied
6,173
Value Percent YoY
change
Renter occupied 2,867 31.7% -3.5%
Owner occupied 6,173 68.3% 5.1%
Unoccupied housing units
14.6%
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.

Johnson County housing costs

Housing costs in Johnson County come to a median of $649 per month, while tenants specifically pay a median gross rent of $708.

Median housing costs per month
$649/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 Johnson County
$708/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 Johnson County

Johnson County education at a glance

About 50.4% of the population in Johnson County went to high school, while 21.6% pursued college studies. Another 6.9% earned an associate degree and 9.1% hold a bachelor’s. Meanwhile, 6.6% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 954 5.5% -5.5%
High school diploma 8,744 50.4% -1.3%
College diploma 3,747 21.6% 3.3%
Associate degree 1,197 6.9% 2.5%
Bachelor's degree 1,585 9.1% -1.9%
Graduate degree 1,141 6.6% -3.7%
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 Johnson County

How much people earn in Johnson County

The average annual household income in Johnson County was $61,524 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +2.5% change from the previous year. At the same time, the median income stood at $44,904, reflecting a +4.4% shift over the same period.

Average household income in Johnson County
$61,524/year
2.5% year-over-year change
Median household income in Johnson County
$44,904/year
4.4% year-over-year change

Johnson County income by age

In Johnson County, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $60,909. Those with someone between 45 and 64 in charge, often well established professionally, earn $37,444 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $41,216, while those led by someone over 65, many of whom may be retired, have about $40,742 in earnings. Overall, 77% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $41,216 -1.5%
25 - 44 $60,909 10.9%
45 - 64 $37,444 1.6%
Over 65 $40,742 9.5%
Above poverty level
16,515
Below poverty level
4,935
Value Percent YoY
change
Above poverty level 16,515 77% -0.2%
Below poverty level 4,935 23% -2.3%

Employment in Johnson County

Workforce and job types in Johnson County

The job market in Johnson County is powered by 8,102 working residents, spread across a range of industries and roles. 74.4% of the working population are employed in professional or administrative positions, while 25.6% are in hands-on or service-based jobs. Also, 9.1% run their own businesses, 57.5% are employed by private companies, and 25.3% work in the public sector.

Workforce demographics

Working population
8,102
2.5% year-over-year change
White collar
6,026
Blue collar
2,076
Value Percent YoY change
White collar 6,026 74.4% 3.0%
Blue collar 2,076 25.6% 1.1%
Employer type
Self employees
9.1%
Private companies
57.5%
Governmental workers
25.3%
Not for profit companies
8.1%
Value Percent YoY change
Self employees 739 9.1% -2.8%
Private companies 4,662 57.5% -2.1%
Governmental workers 2,047 25.3% 10.8%
Not for profit companies 654 8.1% 22.5%
Unemployment rate
4.2%
-8.7% year-over-year change

Available workforce

The unemployment rate in Johnson County stands at 4.2%, 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 Johnson County

How people get around in Johnson County

Commuting methods vary: 91.2% of residents travel by personal vehicle and 0.5% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 6,965 91.2% 3.8%
Walk 36 0.5% -14.3%
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 Johnson County by zipcode?

Zipcode Population Number of households Median income Average income
41204 480 188 $48,636 $57,078
41216 986 490 $47,542 $64,541
41219 2,274 835 $48,365 $64,281
41222 2,530 1,101 $40,859 $48,126
41226 398 135 $26,250 $42,794
41232 202 167 $11,049 $16,543
41234 175 92 $70,288 $54,807
41238 814 300 $47,273 $69,228
41240 6,408 2,732 $38,041 $56,531
41254 753 212 $0 $133,516

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FAQs about Johnson County demographics 

What is the total population of Johnson County?

Johnson County has a total population of 22,334 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 -0.6% compared to a year ago.

What is the gender ratio in Johnson County?

The gender ratio in Johnson County is as follows:
  • 49.9% males (11,142 residents)
  • 50.1% females (11,192 residents)

What is the median age in Johnson County?

The median age in Johnson County is 42.

What is the age distribution of the population in Johnson County?

The age distribution in Johnson County is as follows:
  • Under 15: 17.9% (3,997 residents)
  • Ages 15-24: 11.6% (2,601 residents)
  • Ages 25-44: 23.8% (5,304 residents)
  • Ages 45-64: 27.6% (6,154 residents)
  • Over 65: 19.2% (4,278 residents)

What is the racial and ethnic makeup of Johnson County?

The racial and ethnic makeup of Johnson County is as follows:
  • White: 94% (20,983 residents)
  • Black or African American: 0.6% (123 residents)
  • American Indian and Alaska Native: 0.1% (30 residents)
  • Asian: 1.4% (312 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (3 residents)
  • Two or More Races: 3.9% (862 residents)
  • Other: 0.1% (21 residents)

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

U.S.-born citizens represent 98.3% of the population in Johnson County.

How many housing units are there in Johnson County?

There are 10,583 housing units in Johnson County, reflecting a +0.5% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Johnson County has a total of 9,040 households, with an average of 2 people in each.

What is the median household income in Johnson County?

Johnson County has a median household income of $44,904, representing a +4.4% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Johnson County?

The employment rate is 95.8% in Johnson County, with a workforce of 8,102 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 74.4% (6,026 residents)
  • Blue-collar workers: 25.6% (2,076 residents)

Places of employment:
  • Self-employed: 9.1% (739 residents)
  • Private companies: 57.5% (4,662 residents)
  • Governmental workers: 25.3% (2,047 residents)
  • Not-for-profit companies: 8.1% (654 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