Washington County, Ohio Cities (2024)

Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)

City
Rank
2024 Pop.
2020 Pop.
Change
Density (/mi²)
Area (mi²)
Type
Marietta113,00113,355-0.68%1,5428.4City
Belpre26,5806,716-0.51%1,8883.5City
Reno31,2951,1000%1,6860.8CDP
Beverly41,2021,230-0.58%1,7620.7Village
Newport51,0821,3100.46%6681.6CDP
Little Hocking66907594.54%1,6630.4CDP
Lowell7549565-0.72%2,4080.2Village
Waterford8360543-1.91%7640.5CDP
Vincent9155273-7.74%4050.4CDP
Macksburg10113116-0.88%5230.2Village
Newport1192100-7.07%2560.4CDP
Lower Salem127376-1.35%1,2370.1Village
Graysville136769-1.47%671.0Village

Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.

What is the largest city in Washington County, Ohio?

Marietta is the largest city in Washington County.

What is the smallest city in Washington County, Ohio?

Graysville is the smallest city in Washington County.

How many cities are in Washington County?

There are 13 cities in Washington County, Ohio.

Frequently Asked Questions