ZIP code 45390: Union City, OH
45390 is a ZIP code in Union City, Ohio, mainly in Darke County, part of the Greenville, OH micro area. About 3,432 people live here.
- Population
- 3,432
- Median household income
- $52,150
- Typical home value
- $154,100+11.5% in 12 months
- Median rent
- $641gross, per month
- Median age
- 34.2
- Homeowners
- 70.2%of occupied homes
Shaded: ZIP code 45390's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 45390 details
| City | Union City |
|---|---|
| State | Ohio |
| County | Darke County |
| Metro area | Greenville, OH |
| Time zone | Eastern Time (UTC−5), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 53.6 sq mi, plus 0.1 sq mi of water |
| Population density | 64 people per sq mi |
| Bachelor's degree or higher | 12.2% of adults 25+ |
| Average commute | 23 minutes |
| Center coordinates | 40.21520, -84.76054 |
Median rent in 45390 by bedrooms
| Size | Median gross rent |
|---|---|
| 1 bedroom | $406/mo |
| 2 bedrooms | $594/mo |
| 3 bedrooms | $1,056/mo |
| 4 bedrooms | $847/mo |
Gross rent includes utilities paid by the tenant. ACS 2020–2024; sizes with too few rentals to estimate are left out.
ZIP codes near 45390
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 47390 | Union City, IN | 4.6 mi | 4,972 |
| 45303 | Ansonia, OH | 5.3 mi | 2,188 |
| 47382 | Saratoga, IN | 8.5 mi | 144 |
| 45362 | Rossburg, OH | 8.8 mi | 1,071 |
| 45348 | New Weston, OH | 9.6 mi | 848 |
| 45331 | Greenville, OH | 9.9 mi | 22,356 |
| 45310 | Burkettsville, OH | 11.4 mi | 227 |
| 45352 | Palestine, OH | 11.4 mi | 173 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Buying a home in 45390?
A typical home in ZIP code 45390 is worth about $154,100 (Zillow Home Value Index). The median household here earns $52,150 a year. See what buying here would cost per month, with Ohio average taxes and insurance filled in.
Monthly payment for a $154,100 homeWhat can a $52,150 income afford?Rental property numbers
About ZIP code 45390
What city is ZIP code 45390?
ZIP code 45390 is in Union City, OH, in Darke County.
What county is ZIP code 45390 in?
45390 is mainly in Darke County, Ohio.
What is the population of ZIP code 45390?
About 3,432 people live in ZIP code 45390, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 45390 in?
45390 is in Eastern Time (UTC−5). It observes daylight saving time.