Blaine County, Montana Genealogy

United States Montana Blaine County

Guide to Blaine County, Montana ancestry, genealogy and family history, birth records, marriage records, death records, census records, family history, and military records.

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County Courthouse
Blaine County Courthouse 400 Ohio Street Chinook, MT 59523 Phone: 406.357.3240 Blaine County Website County Clerk has birth, death and land records from 1912. Clerk of the District Court has marriage, divorce, probate and court records.

Blaine County, Montana Record Dates

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 * width="91%" bgcolor="#e4d8e5" align="center" colspan="7" | Beginning Dates for Major County Records
 * width="13%" bgcolor="#e4d8e5" align="center" | Birth*
 * width="13%" bgcolor="#e4d8e5" align="center" | Marriage
 * width="13%" bgcolor="#e4d8e5" align="center" | Death*
 * width="13%" bgcolor="#e4d8e5" align="center" | Court
 * width="13%" bgcolor="#e4d8e5" align="center" | Land
 * width="13%" bgcolor="#e4d8e5" align="center" | Probate
 * width="13%" bgcolor="#e4d8e5" align="center" | Census
 * width="13%" align="center" | 1907*
 * width="13%" align="center" | 1912*
 * width="13%" align="center" | 1907*
 * width="13%" align="center" | 1912
 * width="13%" align="center" | 1912
 * width="13%" align="center" | 1912
 * width="13%" align="center" |
 * colspan="7" | * For earlier dates, try... Church &#124; Obituaries &#124; Cemeteries
 * }
 * width="13%" align="center" |
 * colspan="7" | * For earlier dates, try... Church &#124; Obituaries &#124; Cemeteries
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Record Loss
There is no known history of courthouse disasters in this county.

Boundary Changes

 * Interactive Formation Boundary Map of Montana - shows boundary changes for Montana Counties
 * Montana Historical Boundary Changes - list of all boundary changes by county provided by Newberry Library


 * Parent County: created 29 February 1912 from Chouteau County
 * County Seat: Chinook

Populated Places
Indian Reservation

The Fort Belknap Indian Reservation is located primarily in Blaine County, with a smaller portion in Phillips County.


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Federal Census Records
Federal Censuses were taken for Montana starting in 1870. For links to Federal census indexes, see the "Montana Census" link above.

Church Records
LDS Ward and Branch Records


 * Chinook
 * Harlem

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 Montana - shows boundary changes for Montana Counties
 * Historical Maps and Atlases of Montana - maps and atlases of Montana

Military Records
Civil War World War I For further information see Montana Military Records.
 * 1890 at FamilySearch.— index
 * 1890 - 1918 Montana Military Enlistments at Montana Memory Project
 * 1917 - 1918 at FamilySearch — Index and images
 * Soldiers of the Great War from the State of Montana at USGenWeb.
 * Military Enlistments Montana World War I at Montana Memory Project

Newspapers
 Montana Newspapers Online Montana Newspaper Catalogs
 * GenealogyBank - ($), contains images of Montana newspapers
 * Newspaper Archive - ($), contains images of Montana newspapers
 * Chronicling America - contains images of some Montana 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

 * 1831 – 1952 Montana Wills and Probate Records 1831-1952 at Ancestry.com — index and images $

Birth

 * 1840–2004 -  at FamilySearch — index and images

Death

 * 1840–2004 -  at FamilySearch — index and images

Family History Centers

 * Chinook Montana Family History Center

Societies
Blaine County Historical Society 501 Indiana St Chinook, Montana, 59523

Websites

 * USGenWeb Blaine County, Montana project. May have maps, name indexes, history or other information for this county.
 * Genealogy Inc Blaine County, Montana
 * LinkPendium Blaine County, Montana
 * GenealogyTrails Blaine County, Montana
 * - 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