Dewey County, South Dakota Genealogy

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

Description
It was named for William P. Dewey, Territorial surveyor-general from 1873 to 1877. It's county seat is Timber Lake. It was organized 1873. It is located in the central area of the state.

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

Dewey County, South Dakota Record Dates

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 * bgcolor="#e4d8e5" align="center" colspan="7" | Beginning Dates for Major County Records
 * width="14.2%" bgcolor="#e4d8e5" align="center" | Birth*
 * width="14.2%" bgcolor="#e4d8e5" align="center" | Marriage
 * width="14.2%" bgcolor="#e4d8e5" align="center" | Death*
 * width="14.2%" bgcolor="#e4d8e5" align="center" | Court
 * width="14.2%" bgcolor="#e4d8e5" align="center" | Land
 * width="14.2%" bgcolor="#e4d8e5" align="center" | Probate
 * width="14.2%" bgcolor="#e4d8e5" align="center" | Census
 * width="14.2%" align="center" |
 * width="14.2%" align="center" |
 * width="14.2%" align="center" |
 * width="14.2%" align="center" |
 * width="14.2%" align="center" |
 * width="14.2%" align="center" |
 * width="14.2%" align="center" |1880
 * colspan="7"|
 * }
 * width="14.2%" align="center" |1880
 * colspan="7"|
 * }
 * }

Record Loss
There is no known history of courthouse disasters in this county.

Boundary Changes

 * Parent County: Dewey County was created 8 January 1873 from unorganized territory.
 * County seat: Timber Lake
 * Interactive Formation Boundary Map of North Dakota - shows boundary changes for South Dakota Counties
 * South Dakota Historical Boundary Changes - list of all boundary changes by county provided by Newberry Library

Populated Places
The following are locations in the county

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.

State Census Records

 * 1885 South Dakota, Territorial Census, 1885 at Ancestry ($)
 * 1895 South Dakota, State Census, 1895 at Ancestry ($)

Federal Census Records
Federal Censuses were taken for South Dakota starting in 1910. For links to Federal census indexes, see South Dakota Census.

Land and Property Records
Online Land Records


 * Land Patent Search - index to federal patents and homesteads on the Bureau of Land Management website, some images available
 * 1796 - 1907 - U.S. General Land Office Records, 1796-1907 at Ancestry - index, info taken from Bureau of Land Management website
 * 1861 - 1936 - U.S. Homestead Records 1861-1936 at Ancestry.com - ($), index and images

Maps and Gazetteers

 * Interactive Formation Boundary Map of South Dakota - shows boundary changes for South Dakota Counties
 * Historical Maps and Atlases of South Dakota - maps and atlases of South Dakota

Online Collections
These collections are unique to South Dakota. You will find nationwide databases for military records on U.S. Military Online Genealogy Records and South Dakota Military Records. Civil War World War I World War II For further information see South Dakota Military Records.
 * 1861 - 1941 South Dakota, Grand Army of the Republic Membership Records, 1861-1941 at FamilySearch
 * 1861 -1865 at FamilySearch.
 * 1885 Civil War Veteran's 1885 Census in South Dakota - Index only, Union and Confederate included
 * 1890 at FamilySearch.
 * 1917 - 1918 Roster of the men and women who served in the army or naval service (including the Marine Corps) of the United States or its allies from the state of North Dakota in the World War, 1917-1918, Vols. 1-4 at Ancestry ($)
 * WWII Army and Army Air Force Casualties for South Dakota - Index only

Newspapers
 South Dakota Newspapers Online South Dakota Newspaper Catalogs
 * GenealogyBank - ($), contains images of South Dakota newspapers
 * Newspaper Archive - ($), contains images of South Dakota newspapers
 * Chronicling America - contains images of some South Dakota newspapers; searching tips
 * Elephind - Free; search engine that retrieves newspaper images from other free newspaper websites
 * U.S. Newspaper Directory, 1690-Present on Chronicling America - contains a list of all known newspapers and the dates they cover; once you locate a newspaper name, contact the local library to see if they have copies of the newspaper.

Probate Records
Online Records
 * 1800 – 1985 North Dakota and South Dakota Wills and Probate Records 1800-1985 at Ancestry.com — index and images $

School Records

 * 1879 - 1970 at FamilySearch — index and images
 * 1879 - 1970 South Dakota, School Records,1879-1970 at Ancestry — images

Birth

 * 1843 - 1914 at FamilySearch  — index
 * 1856 - 1950 South Dakota, Birth Index, 1856-1915 at Ancestry  — index ($)
 * Birth Record Search Site For South Dakota Birth Records With Birth Dates Over 100 Years — index

Marriage

 * 1950 - 2014  — index
 * 1905 - 2013 South Dakota, Marriages, 1905-2013 at Ancestry — index and images ($)

Death

 * 1879 - 1955 South Dakota, Death Index, 1879-1955 at Ancestry — index($)

Family History Centers

 * Eagle Butte South Dakota Family History Center

Societies
Timber Lake & Area Historical Society PO Box 181 Timber Lake, SD 57656 Telephone: 605-865-3553, 865-3546, or 1-800-664-3546 E-mail: [mailto:timberlakemuseum@yahoo.com timberlakemuseum@yahoo.com] Website Cheyenne River Sioux Reservation

Websites

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