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Profiles for 121 cities, towns and other populated places in Washington County Ohio. Incorporated Cities, Towns & Census Designated Places in Washington County. Incorporated Places have an asterisk (*).
Washington County is a county located in the southeastern part of the U.S. state of Ohio. As of the 2020 census , the population was 59,711. [2] Its county seat is Marietta . [3]
Washington County, originally about one-half the Northwest Territory now included in the State of Ohio, was established by proclamation of Gov. Arthur St. Clair, Governor of the Northwest Territory, on the 26th day of July, 1788.
List of all cities and towns in Washington County. Washington County is a county in the southeastern part of the United States state of Ohio. The population was 59,711 at the time of the 2020 census. Marietta is the county seat. The county, the state’s oldest, is named after George Washington.
In 2022, Washington County, OH had a population of 59.6k people with a median age of 44.1 and a median household income of $59,053. Between 2021 and 2022 the population of Washington County, OH declined from 59,942 to 59,639, a −0.505% decrease and its median household income grew from $54,167 to $59,053, a 9.02% increase.
Washington County was the first county settled in the old Northwest Territory. Marietta, Ohio, was settled on 7 April 1788 by the Ohio Company of Associates, a group of Revolutionary War officers who were paid for their services in land.
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Jul 24, 2008 · Washington County is a county located in the state of Ohio. Based on the 2010 census, the population was 61,778. Its county seat is Marietta. The county, the oldest in the state, is named for George Washington.
