Sioux County, North Dakota Genealogy

United States North Dakota Sioux County

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

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County Courthouse
Sioux County Courthouse 300 2nd Avenue Fort Yates, ND 58538 Phone: 701.854.3853 Sioux County Website Clerk District Court has marriage records from 1916, burial, divorce, probate, court and land records

Sioux County, North Dakota Record Dates

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 * width="84%" bgcolor="#e4d8e5" align="center" colspan="7" | Beginning Dates for Major County Records
 * width="12%" bgcolor="#e4d8e5" align="center" | Birth*
 * width="12%" bgcolor="#e4d8e5" align="center" | Marriage
 * width="12%" bgcolor="#e4d8e5" align="center" | Death*
 * width="12%" bgcolor="#e4d8e5" align="center" | Court
 * width="12%" bgcolor="#e4d8e5" align="center" | Land
 * width="12%" bgcolor="#e4d8e5" align="center" | Probate
 * width="12%" bgcolor="#e4d8e5" align="center" | Census
 * width="12%" align="center" |1902
 * width="12%" align="center" |1916
 * width="12%" align="center" |1902
 * width="12%" align="center" |1915
 * width="12%" align="center" |1915
 * width="12%" align="center" |1915
 * width="12%" align="center" |1920
 * colspan="7"|
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 * width="12%" align="center" |1920
 * colspan="7"|
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Record Loss
There is no known history of courthouse disasters in this county.

Boundary Changes
1914--Sioux County was created 3 September 1914 from Standing Rock Reservation. County seat: Fort Yates

Populated Places
Indian Reservations A portion of the Standing Rock Indian Reservation is in Sioux County. The remainder of the reservation is in Corson County, South Dakota


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Census Records
Online Territory and State Census Indexes and Records
 * 1885 – Dakota Territory 1885 Census Index at NDSU Archives – index only
 * 1885, 1915, 1925 – North Dakota, Territorial and State Censuses, 1885, 1915, 1925 at Ancestry.com – ($), index and images
 * 1915 – at FamilySearch Historical Records — index and images
 * 1925 – at FamilySearch Historical Records — index and images

Naturalization and Citizenship
Online Naturalization Indexes and Records
 * North Dakota Naturalization Records Index at NDSU Archives – index only, covers various dates and counties

Probate Records
'''Online Probate Records


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

Death
Online Death Indexes and Records
 * 1892-present - NDDH Public Death Index, 1892-present at North Dakota Dept. of Health – index only

Websites

 * USGenWeb project. May have maps, name indexes, history or other information for this county. Select the state, then the county.
 * The FamilySearch catalog contains descriptions and access information for all genealogical materials (including books, online materials, microfilm, microfiche, and publications) in their collection. Use Historical Records to search for specific individuals in genealogical records.
 * Sioux County, North Dakota Genealogy and Family History (Linkpendium)