Place:Washington, South Dakota, United States

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NameWashington
Alt namesWashington County
Washingtonsource: WeRelate Agent
TypeFormer county
Located inSouth Dakota, United States     (1883 - )
source: Source:Population of States and Counties of the United States: 1790-1990

Washington County is a former county.


Timeline

Date Event Source
1883 County formed Source:Red Book: American State, County, and Town Sources
1890 First census Source:Population of States and Counties of the United States: 1790-1990

Population History

source: Source:Population of States and Counties of the United States: 1790-1990
Census Year Population
1890 40
1920 1,521
1930 1,827
1940 1,789

Note: Reported in 1890, although mostly included with Pine Ridge Indian Reservation; reported portion (*Shannon) to Pennington by 1900; included with Pine Ridge Indian Reservation in 1900-10; reported in 1920-40; annexed to Shannon in 1943.

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