Welcome to South Dakota Genealogy Trails

Genealogy Trails presents

Buffalo County,
South Dakot


Genealogy and History





Our goal is helping you find your ancestors by placing data online for the FREE use of all researchers. 
We need help with contributions of your data, history and stories to make this a great site for research.  Everything is helpful: Obituaries, Biographies, Marriage/Birth/Death/Burial records, County History data, etc. Any of the "raw" data YOU used to build your family tree.

Information will be posted as fast as we can find, type and/or receive it.  We welcome your feedback and comments, and of course, your data contributions

I'm sorry, we are unable to perform personal research for you.


This site is in need of a host.

If you have a love for history, a desire to help others, and basic web-authoring skills, consider joining us!  Get the details on our Volunteer Page.



Online Data




Birth Records




County History

Death Records

Family Histories

Land Records

Maps and Plats


Military Data



Pioneer Women

Native Americans


Cities and Townships


Crow Creek Elvira Fort Thompson Gann Valley *
Southeast Buffalo North Buffalo    

*County Seat


Buffalo County Map

County Seat: Gann Valley
Year Organized: 1873
Square Miles: 471


Visit our Neighbors


Brule County          Hand County

Hyde County

Jerauld County          Lyman County



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