Dewey County, South Dakota Genealogy

United States South Dakota  Dewey County

Guide to Dewey County, South Dakota ancestry, family history and genealogy birth records, marriage records, death records, census records, family history, and military records.

County Courthouse
Dewey County Courthouse 710 C Street; PO Box 117; Timber Lake, SD 57656 Phone: 605.865.3661 Register of Deeds has birth, marriage and land record from 1910, death records from 1911, cemetery records from 1941 and military records from 1919; Clerk Court has divorce and probate records from 1911 and court records from 1910; County Auditor has school census records 1911-1972

Parent County
1873--Dewey County was created 8 January 1873 from unorganized territory. County seat: Timber Lake

Indian Reservation
A major portion of the Cheyenne River Indian Reservation is located in Dewey County. The remainder of the reservation is in Ziebach County.

Neighboring Counties

 * Corson
 * Haakon
 * Potter
 * Stanley
 * Sully
 * Walworth
 * Ziebach

Census
1905, 1915, 1925 State Censuses --Unique information could include: Ethnic Background, Maiden Name, Church Affiliation &amp; Military Service

1905 state census with images can be viewed free at FamilySearch Record Search

1915 state census with images can be viewed free at FamilySearch Record Search

1925 state census with images can be viewed free at FamilySearch Record Search

1935 state census with images can be viewed free at FamilySearch Record Search

1945 state census with images can be viewed free at FamilySearch Record Search

Family History Centers

 * Eagle Butte South Dakota Family History Center

Web Sites

 * USGenWeb project. May have maps, name indexes, history or other information for this county. Select the state, then the county.