Hamilton County, Northwest Territory

Indiana’s Gore was part of Hamilton County, Northwest Territory from 22 June 1798 until Ohio statehood on 1 March 1803. Hamilton County later became a county in Ohio.

Online Resources

Cyndi’s List – Hamilton County, Ohio
FamilySearch Wiki – Hamilton County, Ohio

Hamilton County, Ohio Probate Court – index and images of probate and marriage recordsThe Hamilton County Genealogical Society of Ohio


  • Hamilton County, Ohio, Guide to Recorder’s Indexes and Documents, 1794-1988. By William H. Graver.
  • A Guide to Genealogical Resources in Cincinnati & Hamilton County, Ohio – 6th Edition – Compiled by Connie Stunkel Terheiden and Kenny R. Burck. Hamilton County Chapter of the Ohio Genealogical Society. 2009.