St. Clairsville is a city in and the county seat of Belmont County, Ohio, United States.[1] It is part of the Wheeling, WV-OH Metropolitan Statistical Area. The population was 5,096 at the 2020 census.[2]
Municipalities and communities of Belmont County, Ohio, United States | ||
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Cities | ![]() | |
Villages |
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Townships |
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CDPs |
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Unincorporated communities |
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Ghost town |
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Footnotes | ‡This populated place also has portions in an adjacent county or counties |