Housing data for Union Township (Warren County), OH

Union Township (Warren County), OH has an estimated 6,437 residents and 2,484 homes (US Census Bureau, 2020–2024 American Community Survey).

It is a township in Warren County.

24.7% of households rent.

The median gross rent is $1,322 a month.

Its population grew measurably since 2015–2019 (+29.8%).

Figures last updated on .

Residents
6,437 (±308)
Housing units
2,484 (±273)
Households that rent
24.7%
Median gross rent
$1,322
Residents since 2015–2019
+29.8%

What stands out in Union Township (Warren County)

Working from home: 9.2% (±5.6 points) in Union Township (Warren County), lower than in Warren County (18.6%).

Homes heated by fuel oil: 5.8% (±3.1 points) in Union Township (Warren County), higher than in Warren County (2.0%).

Average commute: 33.4 minutes (±7.2) in Union Township (Warren County), higher than in Warren County (25.3 minutes).

Housing in Union Township (Warren County) at a glance

Union Township (Warren County) against Warren County, its state and the nation

Estimate (90% margin of error)
Union Township (Warren County)Warren CountyOhioUnited States
Residents6,437 (±308)250,008 (exact)11,810,293 (exact)334,922,499
Housing units2,484 (±273)96,061 (±115)5,292,391 (±464)143,775,355
Households that rent24.7% (±7.3 points)20.6% (±0.9 points)32.8% (±0.3 points)34.8%
Median gross rent$1,322 (±$286)$1,361 (±$44)$1,034 (±$5)$1,413
Median household income$103,205 (±$33,588)$110,132 (±$2,685)$71,389 (±$321)$80,734
Median home value$381,500 (±$99,757)$349,400 (±$6,361)$214,800 (±$742)$332,700
Median real estate taxes (a year)$4,584 (±$804)$4,199 (±$96)$2,822 (±$10)$3,119
Built before 198038.6% (±10.4 points)31.3% (±1.4 points)63.4% (±0.2 points)49.7%
Average commute33.4 minutes (±7.2)25.3 minutes (±0.6)23.4 minutes (±0.1)26.4 minutes
Households with broadband95.1% (±4.6 points)94.9% (±0.6 points)90.1% (±0.1 points)91.0%
Median age of residents42.5 years (±2.5)40.1 years (±0.3)39.7 years (±0.2)38.9 years

Union Township (Warren County) covers 13.0 square miles of land, about 496 residents per square mile (Census Bureau Gazetteer).

How Union Township (Warren County) has changed since 2015–2019

2015–2019 and 2020–2024 American Community Survey 5-year estimates
2015–20192020–2024Amount of changeVerdict
Residents4,959 (±293)6,437 (±308)+29.8%Measurable increase
Housing units2,064 (±208)2,484 (±273)+20.3%Measurable increase
Median gross rent$1,097 (±$126)$1,322 (±$286)+20.5%No measurable change after inflation
Median home value$221,000 (±$32,525)$381,500 (±$99,757)+72.6%Up after inflation
Median household income$61,583 (±$12,040)$103,205 (±$33,588)+67.6%No measurable change after inflation
Median owner cost with a mortgage$1,705 (±$150)$2,099 (±$446)+23.1%No measurable change after inflation
Median real estate taxes$2,906 (±$475)$4,584 (±$804)+57.7%Up after inflation
Households that rent19.4% (±6.6 points)24.7% (±7.3 points)+5.3 percentage pointsNot a measurable change
Rental vacancy rate0.0% (±7.4 points)8.2% (±12.9 points)+8.2 percentage pointsNot a measurable change

The Census Bureau publishes 2015–2019 dollars in 2019 dollars and 2020–2024 dollars in 2024 dollars.

Prices (the CPI-U, US Bureau of Labor Statistics) rose 22.7% between 2019 and 2024, so a dollar figure’s verdict compares the two after raising the earlier one by that much, using the Census Bureau’s test for a difference.

The two periods do not overlap, as the Census Bureau recommends for 5-year estimates.

Crime reported to police in Warren County

Union Township (Warren County) has no police department of its own in the FBI’s figures, so this is the figure for Warren County as a whole.

In 2025, the police departments that report for Warren County recorded 63 violent and 728 property crimes per 100,000 residents.

A county-wide figure describes the whole county, not this place; crime varies from one community to the next.

ZIP codes in Union Township (Warren County)

ZIP Code Tabulation Areas that cover this place (2020–2024 estimates)
ZIP codeShare of the ZIP’s land in this placeResidentsMedian gross rentMedian home valueMedian household income
4506562%7,053$1,345$312,300$104,795
4503416%968—$323,900$151,875

A ZIP code is a mail route rather than a boundary, so the Census Bureau publishes figures for ZIP Code Tabulation Areas built from census blocks; the share column says how much of each one’s land lies in this place.

Places near Union Township (Warren County)

Nearest places with Census figures, by straight-line distance
PlaceDistanceMedian gross rentMedian home valueHouseholds that rent
South Lebanon1.8 mi$1,334$319,20026.8%
Lebanon2.7 mi$1,090$290,20038.9%
Kings Mills2.8 mi—$331,9007.5%
Maineville4.8 mi$1,000$287,40023.0%
Hamilton Township (Warren County)4.8 mi$1,695$349,20010.6%
Salem Township (Warren County)5.1 mi$1,053$312,90015.8%
Mason5.1 mi$1,760$426,20019.9%
Morrow5.2 mi$1,078$302,90021.9%

Places in Ohio most like Union Township (Warren County)

PlaceMedian gross rentMedian home valueMedian household incomeHouseholds that rent
South Lebanon$1,334$319,200$104,51126.8%
Turtlecreek Township$1,396$402,500$108,30917.7%
Avon Lake$1,537$368,300$115,56716.9%
Pierce Township$1,126$277,400$89,57722.0%
Miami Township (Clermont County)$1,226$342,900$116,37517.1%
Etna Township$1,461$299,800$102,81320.5%

Matched on rent, home value, income, the share who rent, the age of the homes, the share in apartment buildings and the commute, each measured against the spread across Ohio.

HUD Fair Market Rent for Union Township (Warren County), fiscal year 2027

Cincinnati, OH-KY-IN HUD Metro FMR Area, dollars a month
Studio1 bedroom2 bedrooms3 bedrooms4 bedrooms
$1,052$1,128$1,442$1,897$2,141

HUD also publishes a Small Area Fair Market Rent for each ZIP code in the area; the Fair Market Rent page for this place lists its ZIP codes.

HUD income limits for Union Township (Warren County), fiscal year 2026

Cincinnati, OH-KY-IN HUD Metro FMR Area, annual household income
Household sizeExtremely low (30%)Very low (50%)Low (80%)
1 person$23,100$38,500$61,550
2 people$26,400$44,000$70,350
3 people$29,700$49,500$79,150
4 people$33,000$54,950$87,900
5 people$38,680$59,350$94,950
6 people$44,360$63,750$102,000
7 people$50,040$68,150$109,000
8 people$55,720$72,550$116,050

These are the limits HUD sets for its housing programs in the Cincinnati, OH-KY-IN HUD Metro FMR Area, where HUD’s median family income for fiscal year 2026 is $109,900.

A program can use its own limits; tax-credit and local programs often do.

Survey years: 2020–2024 (American Community Survey 5-year estimates), compared with 2015–2019.

Margins of error are at the 90% confidence level.

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Questions about Union Township (Warren County)

What is the average rent in Union Township (Warren County), OH?

The Census Bureau publishes the median rather than the average: the median gross rent in Union Township (Warren County) is $1,322 (±$286) a month (2020–2024 American Community Survey), so half of renting households pay less and half pay more.

How many renters are there in Union Township (Warren County)?

Union Township (Warren County) has an estimated 582 (±202) renting households, 24.7% of its occupied homes (2020–2024 American Community Survey).

What is the median household income in Union Township (Warren County)?

The median household income in Union Township (Warren County) is $103,205 (±$33,588) a year (2020–2024 American Community Survey).

What is the average home value in Union Township (Warren County), OH?

The Census Bureau publishes the median: $381,500 (±$99,757) for owner-occupied homes in Union Township (Warren County) (2020–2024 American Community Survey).

What is the average mortgage payment in Union Township (Warren County)?

The Census Bureau publishes total owner costs rather than the mortgage alone: the median for owners with a mortgage in Union Township (Warren County), OH is $2,099 (±$446) a month, including taxes, insurance and utilities.

How much are property taxes in Union Township (Warren County)?

The median real estate tax paid by homeowners in Union Township (Warren County), OH is $4,584 (±$804) a year (2020–2024 American Community Survey).

Is Union Township (Warren County) growing?

In Union Township (Warren County), the number of residents went from 4,959 in 2015–2019 to 6,437 in 2020–2024 (+29.8%), a measurable increase.

What ZIP codes are in Union Township (Warren County)?

The ZIP codes that cover Union Township (Warren County) are 45065, 45034.

What is the median rent in ZIP code 45065?

The median gross rent in ZIP Code Tabulation Area 45065 is $1,345 (±$391) a month (2020–2024 American Community Survey).

Sources

To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for Union township, Warren County, Ohio (county subdivision:78610, in state:39 county:165).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The 2015–2019 figures are B01003_001E, B01003_001M, B25064_001E, B25064_001M from the 2019 release.

The API needs a free key.

Request a Census API key.

DP05_0001E, DP05_0001M, DP04_0001E, DP04_0001M, DP04_0047PE, DP04_0047PM, DP04_0134E, DP04_0134M, DP03_0062E, DP03_0062M, DP04_0089E, DP04_0089M

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.

Figures last updated on .

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