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Petroleum County, Montana

Petroleum County was created on November 24, 1924 from Fergus County.

Currently the Petroleum County Seat is located in Winnett additionally, the county government website is

Areas surrounding Petroleum County are Phillips County (north), Garfield County (east), Rosebud CountyMusselshell CountyFergus County (west).

Petroleum County includes Federal Census Schedules to guide in exploring your family tree. Federal Population Schedules are present for 19301940. There are free online and printable census forms to aid with your research.

Petroleum County Society and Family History Resources

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

Petroleum County Courthouse and Government Records

Researchers frequently fail to notice the value of Petroleum County court, probate, and land documents as a source of ancestry and genealogy information and facts. Hidden away in Montana courthouses and archives just about everywhere are the ambitions and frustrations of many Montana men and women.

The odds are excellent that your potential forefathers have left a in-depth document of at least a few factors of their lives in the Petroleum County court records. Even if your forebears is not discussed in a Court case, consider all of the other methods which could have lead to him or her to appear in court records.

Petroleum County Links

The following are web links to Family history and genealogy, Records and Resources relating to Petroleum County. A lot of these genealogy links fall into 3 categories: Business Sites, Private Sites or Organization Sites. Some have free access some call for a payment. This is merely a directory that has been collected or submitted. I do not recommend or promote one genealogy site above another. Feel free to furnish your own favorite Petroleum County genealogy or family history related sites.

Petroleum Co. MT Books, Newspapers & Publications

Petroleum Co. MT Birth, Marriage & Death Records

Petroleum Co. MT Court, Probate Land and Tax Records

Petroleum Co. MT Census Records

Petroleum Co. MT Cemeteries & Church Records

Petroleum Co. MT Family Websites, Pictures & Histories

Petroleum Co. MT General and History Websites

Petroleum Co. MT Maps, Atlases & Gazetteers

Petroleum Co. MT Military Records