Unionville is an unincorporated community in Washington County, in the U.S. state of Ohio. [1]
 | This article needs additional citations for verification .(October 2025) |
Unionville is an unincorporated community in Washington County, in the U.S. state of Ohio. [1]
| | This article needs additional citations for verification .(October 2025) |
Unionville was established in the 1830s under the name Pinchtown. [2]
Municipalities and communities of Washington County, Ohio, United States | ||
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| Unincorporated communities |
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39°27′08″N81°27′28″W / 39.45222°N 81.45778°W
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