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Ada County, Idaho

Ada County was established on December 22, 1864 from Boise County.

Currently the Ada County Seat can be found in Boise plus the county government website is

Areas bordering Ada County are Boise CountyElmore CountyOwyhee CountyCanyon CountyGem County.

Ada County includes Federal Census Schedules to guide in exploring your family tree. Federal Population Schedules are present for 18701880 (free index)1890 (fragment)19001910192019301940.

Ada Co. Mortality Schedules can be acquired for 1870 and 1880. Ada Co. Industry and Agriculture Schedules is available for 1870 and 1880. Ada Co. Union Veterans Schedules can be acquired for 1890. There are free online and printable census forms to aid with your research.

Ada County Society and Family History Resources

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

Ada County Courthouse and Government Records

Researchers often overlook the great importance of Ada County court, probate, and land documents as a source of ancestry and genealogy information. Hidden away in Idaho courthouses and archives everywhere are the hopes and dreams and worries of the many Idaho citizens. The chances are great that your potential ancestors have left a in-depth record of at least some aspects of their lives in the Ada County court records. Even if your forefathers is not brought up in a Court case, consider all of the other methods which could have lead to him or her appearing in court records.

Ada County Links

The following are links to Genealogy and family history, Records and Resources associated to Ada County. Most of these genealogy links fall into 3 categories: Business oriented Sites, Private Sites or Organization Sites. Some have free access some have to have a payment. This is merely a collection which has been collected or submitted. I do not recommend or promote one genealogy site over another. Feel free to present your own most liked Ada County genealogy or family history affiliated sites.

Ada Co. ID Books, Newspapers & Publications

Ada Co. ID Birth, Marriage & Death Records

Ada Co. ID Court, Probate Land and Tax Records

Ada Co. ID Census Records

Ada Co. ID Cemeteries & Church Records

Ada Co. ID Family Websites, Pictures & Histories

Ada Co. ID General and History Websites

Ada Co. ID Maps, Atlases & Gazetteers

Ada Co. ID Military Records

Ada Co. ID Schools & Directories