Union, KY demographics:
population, income, and more

Total population
7,642
2.0% year-over-year change
Median household income
$136,712/yr
-1.7% year-over-year change
Housing units
2,778
8.1% year-over-year change

Union population

How many people live in Union

Union is home to 7,642 residents, according to the most recent Census data. Gender-wise, 53% of Union locals are male, and 47% are female.

Total population
7,642
2.0% year-over-year change
Gender ratio
Male
53%
4,050
Female
47%
3,592
Value Percent YoY change
Male 4,050 53% 5.4%
Female 3,592 47% -1.6%
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 Union is 40, with the population distributed as follows: about 21.6% are children under 15, then 13.1% are in the 15 to 24 age group. Adults between 25 and 44 make up 22.8% of the population, while another 27.6% fall into the 45 to 64 bracket. Finally, around 14.9% are 65 or older.

Median age
39.5
Age breakdown
Under 15
21.6%
15 to 24
13.1%
25 to 44
22.8%
45 to 64
27.6%
Over 65
14.9%
Value Percent YoY change
Under 15 1,653 21.6% -2.9%
15 to 24 1,000 13.1% 6.5%
25 to 44 1,741 22.8% 4.8%
45 to 64 2,111 27.6% 7.8%
Over 65 1,137 14.9% -7.7%
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 Union, 96% of the population are US-born citizens, while 3.7% have gained naturalized citizenship. At the same time, 0.4% of residents are non-citizens. There’s also a share of 7.9% that includes residents with two or more races.

Citizenship
U.S.-born citizens
96%
Non-U.S.-born citizens
3.7%
Non-citizens
0.4%
Value Percent YoY change
U.S.-born citizens 7,333 96% 1.8%
Non-U.S.-born citizens 281 3.7% 5.6%
Non-citizens 28 0.4% 27.3%
Racial breakdown
White
90.1%
Black or African American
0%
American Indian and Alaska Native
0%
Asian
1.8%
Native Hawaiian and other Pacific Islander
0%
Two or more races
7.9%
Other
0.1%
Value Percent
White 6,888 90.1%
Asian 139 1.8%
Two or more races 604 7.9%
Other 11 0.1%

Households in Union

A peek inside Union households

Union has 2,626 households, with an average of 3 members in each. Of these, 84% are families, while the remaining 16% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
2,626
5.7% year-over-year change
Average people per household
3
Non-family households
421
Family households
2,205
Value Percent YoY change
Non-family households 421 16% 80.7%
Family households 2,205 84% -2.0%
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 Union

The housing landscape of Union

Union's housing consists of 2,778 units, with 79.3% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 2.2% 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 0.7% of the housing landscape.

Housing units
2,778
8.1% year-over-year change
Housing types
Value Percent
1 unit, detached 2,202 79.3%
1 unit, attached 60 2.2%
3 or 4 units 16 0.6%
5 to 9 units 180 6.5%
10 to 19 units 82 3%
20 to 49 units 67 2.4%
50 or more units 151 5.4%
Mobile home 20 0.7%
Homes built since 2020
58
-58.6% year-over-year change

The age of buildings in Union

In Union, the median construction year is 2007. Most development happened in the second half of the 20th century. Then, 45.8% of homes were added from 2000 to 2009, 32.2% between 2010 and 2019, and 2.1% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built between 1960 and 1969 65 2.3% 71.0%
Built between 1970 and 1979 37 1.3% 5.7%
Built between 1980 and 1989 176 6.3% 11.4%
Built between 1990 and 1999 275 9.9% -32.3%
Built between 2000 and 2009 1,272 45.8% 8.1%
Built between 2010 and 2019 895 32.2% 48.4%
Built in 2020 or later 58 2.1% -58.6%
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.

Union occupancy rates

Out of the 2,626 occupied housing units in Union, 82.5% are owner-occupied, while 17.5% are lived in by tenants. Meanwhile, 5.5% of all homes on the local market sit vacant.

Occupied housing units
2,626
5.7% year-over-year change
Occupancy breakdown
Renter occupied
460
Owner occupied
2,166
Value Percent YoY
change
Renter occupied 460 17.5% 49.4%
Owner occupied 2,166 82.5% -0.5%
Unoccupied housing units
5.5%
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.

Union housing costs

Housing costs in Union come to a median of $1,644 per month, while tenants specifically pay a median gross rent of $1,657.

Median housing costs per month
$1,644/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 Union
$1,657/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 Union

Union education at a glance

About 18.8% of the population in Union went to high school, while 16.6% pursued college studies. Another 10.2% earned an associate degree and 32.3% hold a bachelor’s. Meanwhile, 21.8% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 22 0.4% 22.2%
High school diploma 1,062 18.8% -5.5%
College diploma 937 16.6% 7.0%
Associate degree 574 10.2% 18.6%
Bachelor's degree 1,829 32.3% 11.6%
Graduate degree 1,231 21.8% -5.5%
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 Union

How much people earn in Union

The average annual household income in Union was $160,212 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -0.8% change from the previous year. At the same time, the median income stood at $136,712, reflecting a -1.7% shift over the same period.

Average household income in Union
$160,212/year
-0.8% year-over-year change
Median household income in Union
$136,712/year
-1.7% year-over-year change

Union income by age

In Union, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $164,231. Those with someone between 45 and 64 in charge, often well established professionally, earn $165,610 overall. Overall, 97% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $164,231 2.8%
45 - 64 $165,610 2.3%
Over 65 $85,132 -9.9%
Above poverty level
7,335
Below poverty level
223
Value Percent YoY
change
Above poverty level 7,335 97% 2.2%
Below poverty level 223 3% -10.8%

Average renter income in Union

To get a better sense of what renters earn on average in Union, their median household income was $82,271 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 24.2%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$82,271
Rent-to-income ratio
24.2%
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 Union

Workforce and job types in Union

The job market in Union is powered by 4,112 working residents, spread across a range of industries and roles. 85.2% of the working population are employed in professional or administrative positions, while 14.8% are in hands-on or service-based jobs. Also, 11.2% run their own businesses, 63.6% are employed by private companies, and 14% work in the public sector.

Workforce demographics

Working population
4,112
1.8% year-over-year change
White collar
3,502
Blue collar
610
Value Percent YoY change
White collar 3,502 85.2% 6.7%
Blue collar 610 14.8% -19.2%
Employer type
Self employees
11.2%
Private companies
63.6%
Governmental workers
14%
Not for profit companies
11.2%
Value Percent YoY change
Self employees 460 11.2% 6.5%
Private companies 2,616 63.6% -3.9%
Governmental workers 577 14% 32.0%
Not for profit companies 459 11.2% 2.9%
Unemployment rate
1.5%
90.6% year-over-year change

Available workforce

The unemployment rate in Union stands at 1.5%, 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 Union

How people get around in Union

Means of transportation
Value Percent YoY change
Car 3,095 76.9% -0.9%
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 Union by zipcode?

Zipcode Population Number of households Median income Average income
41091 25,244 8,419 $136,307 $173,547

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FAQs about Union demographics 

What is the total population of Union?

Union has a total population of 7,642 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 +2.0% compared to a year ago.

What is the gender ratio in Union?

The gender ratio in Union is as follows:
  • 53% males (4,050 residents)
  • 47% females (3,592 residents)

What is the median age in Union?

The median age in Union is 39.5.

What is the age distribution of the population in Union?

The age distribution in Union is as follows:
  • Under 15: 21.6% (1,653 residents)
  • Ages 15-24: 13.1% (1,000 residents)
  • Ages 25-44: 22.8% (1,741 residents)
  • Ages 45-64: 27.6% (2,111 residents)
  • Over 65: 14.9% (1,137 residents)

What is the racial and ethnic makeup of Union?

The racial and ethnic makeup of Union is as follows:
  • White: 90.1% (6,888 residents)
  • Black or African American: 0% (0 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 1.8% (139 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 7.9% (604 residents)
  • Other: 0.1% (11 residents)

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

U.S.-born citizens represent 96% of the population in Union.

How many housing units are there in Union?

There are 2,778 housing units in Union, reflecting a +8.1% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Union has a total of 2,626 households, with an average of 3 people in each.

What is the median household income in Union?

Union has a median household income of $136,712, representing a -1.7% shift from the previous year, according to the U.S. Census Bureau.

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

The employment rate is 98.5% in Union, with a workforce of 4,112 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 85.2% (3,502 residents)
  • Blue-collar workers: 14.8% (610 residents)

Places of employment:
  • Self-employed: 11.2% (460 residents)
  • Private companies: 63.6% (2,616 residents)
  • Governmental workers: 14% (577 residents)
  • Not-for-profit companies: 11.2% (459 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