Where is Unionville located?

Unionville, OH is located at latitude 39.4523000 and longitude -81.4579000. It is in United States.

What is the elevation of Unionville?

Unionville, OH has an elevation of 184 meters (604 feet) above sea level.

What time zone is Unionville in?

Unionville, OH is in the America/New_York time zone.

What state is Unionville in?

Unionville is in the state of Ohio, United States.

What county is Unionville, OH in?

Unionville is in Washington County, Ohio.

Unionville, OH - Geographic Facts & Maps

Unionville: a city in Washington County, Ohio.

About

Unionville is a city located in the county of Washington in the U.S. state of Ohio.

Quick Facts about Unionville

State	Ohio (United States)
County	Washington County
Latitude & Longitude	39.4523,-81.4579
Time Zone	America/New_York
Local time	07:33:01 (6th November 2026)
Weather	63℉ Chance Light Rain 7-days weather

Geography

Unionville is located at 39°27'8"N 81°27'28"W (39.4523000, -81.4579000).

Unionville map

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Weather

63°F

Chance Light Rain

2 to 8 mph W Friday

A chance of rain after 11am. Partly sunny, with a high near 63. West wind 2 to 8 mph. Chance of precipitation is 50%. New rainfall amounts less than a...

7-Day Forecast

Nearby Schools and Colleges

Schools and campuses linked to Unionville, OH. Select a name to open its map and contact details.

Code	Name	City	ZIP
206446	Washington State Community College	Marietta (OH)	45750

Nearby Post Offices

Closest post offices linked to Unionville.

Post Office Name	City	ZIP
Marietta Post Office	Marietta (OH)	45750

Other places with the same name (2)

Unionville, North Carolina county seat of Union County, South Carolina. with a population of 7,344 people.
Unionville, Missouri City in Putnam County, Missouri, United States. with a population of 1,733 people.

Other cities in Washington County

Cities, towns, neighborhoods & other populated places in Washington County , OH.

City Name	Population	Title
Marietta	4,422	City in and county seat of Washington County, Ohio
Belpre	3,759	City in Washington County, Ohio
Waterford	3,642	Township in Washington County, Ohio
Devola	2,652	Census-designated place in Washington County, Ohio
Dunham	2,505	Township in Washington County, Ohio
Newport	1,909	City in Washington County, Minnesota, United States
Watertown	1,521	Township in Washington County, Ohio

Unionville, Ohio