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Clay County, South Dakota

Clay County was established on April 10, 1862 from Unorganized territory.

Currently the Clay County Seat is located in Vermillion and the county government website is

Locations adjacent to Clay County are Turner CountyLincoln CountyUnion CountyDixon County, Nebraska, Cedar County, Nebraska, Yankton County.

Clay County has Federal Census Schedules to help in researching your family tree. Federal government Population Schedules are present for 18701880 (free index)1890 (fragment)19001910192019301940.

Clay Co. Mortality Schedules can be found for 1870 and 1880. Clay Co. Industry and Agriculture Schedules can be found for 1870 and 1880. Clay Co. Union Veterans Schedules is available for 1890. There are free down-loadable not to mention printable census forms to help with your research.

Clay County Society and Family History Resources

A list of Clay County Historical  and Genealogical Societies, Forums, Message Boards, Libraries, Archives.

Clay County Courthouse and Government Records

Genealogist often overlook the benefits of Clay County court, probate, and land files as a useful resource of ancestry and genealogy details. Hidden away in South Dakota courthouses and archives just about everywhere are the ambitions and frustrations of the many South Dakota residents.

The odds are very good that your potential forefathers have left a comprehensive record of at least quite a few elements of their lives in the Clay County court records. Even if your forefathers is not referred to in a Court case, take into consideration all of the other procedures which could have lead to him or her to appear in court records.

Clay County Links

The following are web links to Family history and genealogy, Records and Resources relating to Clay County. Each of these genealogy links fall into 3 categories: Business Sites, Private Sites or Organization Sites. Some have free access some require a payment. This is simply a directory which has been gathered or submitted. I do not recommend or promote one genealogy site above another. Feel free to furnish your own most liked Clay County genealogy or family history associated sites.

Clay Co. SD Books, Newspapers & Publications

Clay Co. SD Birth, Marriage & Death Records

Clay Co. SD Court, Probate Land and Tax Records

Clay Co. SD Census Records

Clay Co. SD Cemeteries & Church Records

Clay Co. SD Family Websites, Pictures & Histories

Clay Co. SD General and History Websites

Clay Co. SD Maps, Atlases & Gazetteers

Clay Co. SD Military Records