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Washington County, Ohio facts for kids

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Washington County
Washington County Courthouse
Washington County Courthouse
Flag of Washington County
Flag
Official seal of Washington County
Seal
Map of Ohio highlighting Washington County
Location within the U.S. state of Ohio
Map of the United States highlighting Ohio
Ohio's location within the U.S.
Coordinates: Lua error in Module:Coordinates at line 610: attempt to index field 'wikibase' (a nil value).
Country  United States
State  Ohio
Founded July 27, 1788
Named for George Washington
Seat Marietta
Largest city Marietta
Area
 • Total 640 sq mi (1,700 km2)
 • Land 632 sq mi (1,640 km2)
 • Water 8.0 sq mi (21 km2)  1.3%%
Population
 (2020)
 • Total 59,711
 • Density 93.3/sq mi (36.02/km2)
Time zone UTC−5 (Eastern)
 • Summer (DST) UTC−4 (EDT)
Congressional district 6th

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. Its county seat is Marietta. The county, the oldest in the state, is named for George Washington.

Washington County comprises the Marietta, OH Micropolitan Statistical Area, which is also included in the Parkersburg-Marietta-Vienna, WV-OH Combined Statistical Area.

Geography

According to the U.S. Census Bureau, the county has a total area of 640 square miles (1,700 km2), of which 632 square miles (1,640 km2) is land and 8.0 square miles (21 km2) (1.3%) is water. It is the fifth-largest county in Ohio by land area.

Washington County's southern and eastern boundary is the Ohio River. The Muskingum River, Little Muskingum River, Duck Creek, and the Little Hocking River flow through the county to the Ohio River.

Adjacent counties

Protected areas

  • Wayne National Forest (part)
  • Boord State Nature Preserve

Demographics

Historical population
Census Pop.
1800 5,427
1810 5,991 10.4%
1820 10,425 74.0%
1830 11,731 12.5%
1840 20,823 77.5%
1850 29,540 41.9%
1860 36,268 22.8%
1870 40,609 12.0%
1880 43,244 6.5%
1890 42,380 −2.0%
1900 48,245 13.8%
1910 45,422 −5.9%
1920 43,049 −5.2%
1930 42,437 −1.4%
1940 43,537 2.6%
1950 44,407 2.0%
1960 51,689 16.4%
1970 57,160 10.6%
1980 64,266 12.4%
1990 62,254 −3.1%
2000 63,251 1.6%
2010 61,778 −2.3%
2020 59,711 −3.3%
U.S. Decennial Census
1790-1960 1900-1990
1990-2000 2020

2010 census

As of the 2010 United States Census, there were 61,778 people, 25,587 households, and 17,092 families living in the county. The population density was 97.8 inhabitants per square mile (37.8/km2). There were 28,367 housing units at an average density of 44.9 per square mile (17.3/km2). The racial makeup of the county was 96.5% white, 1.1% black or African American, 0.6% Asian, 0.2% American Indian, 0.2% from other races, and 1.5% from two or more races. Those of Hispanic or Latino origin made up 0.7% of the population. In terms of ancestry, 29.3% were German, 16.7% were Irish, 11.8% were English, and 10.7% were American.

Of the 25,587 households, 28.4% had children under the age of 18 living with them, 52.5% were married couples living together, 10.0% had a female householder with no husband present, 33.2% were non-families, and 28.1% of all households were made up of individuals. The average household size was 2.34 and the average family size was 2.84. The median age was 43.0 years.

The median income for a household in the county was $41,654 and the median income for a family was $53,131. Males had a median income of $42,460 versus $28,828 for females. The per capita income for the county was $22,786. About 10.8% of families and 15.2% of the population were below the poverty line, including 22.5% of those under age 18 and 10.0% of those age 65 or over.

Communities

Map of Washington County Ohio With Municipal and Township Labels
Map of Washington County, Ohio With Municipal and Township Labels
Marietta Ohio Muskingum River
Downtown Marietta and the Muskingum River in July 2006

Cities

Villages

Townships

  • Adams
  • Aurelius
  • Barlow
  • Belpre
  • Decatur
  • Dunham
  • Fairfield
  • Fearing
  • Grandview
  • Independence
  • Lawrence
  • Liberty
  • Ludlow
  • Marietta
  • Muskingum
  • Newport
  • Palmer
  • Salem
  • Warren
  • Waterford
  • Watertown
  • Wesley

Census-designated places

Unincorporated communities

Education

There are six high schools that serve the people of Washington County (as of 2016).

  • Belpre Golden Eagles
  • Beverly Fort Frye Cadets
  • New Matamoras Frontier Cougars
  • Marietta Tigers
  • Vincent Warren Warriors
  • Waterford Wildcats

There is also the Washington County Career Center, a tech school, Washington State Community College, a two-year college, and Marietta College, a four-year college. All are located in Marietta.

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