Warren County, Ohio Genealogy

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About Warren County
On March 24, 1803, Warren County was created from Hamilton County.

1 Jan 1815 -- Northwest corner of present day Warren gained from Butler County.

Whereas the numbering of sections within a township traditionally follows the Federal model, the sections numbers in Warren County are vertical instead of horizontal. Number one starts at the southeast corner of the township and moves north. The numbers then return to the south end of township and again moves north (section 7 is thus located to the west of section 1), etc.

Towns:
Franklin | Lebanon (County Seat) | Mason | Morrow | Springboro | Waynesville

Townships:
Clear Creek: Formed October 17, 1815 from Franklin and Wayne Townships, Clear Creek is located in the northern part of Warren County. Clear Creek is named for the water running through it and covers parts of four original surveyed townships: T2 R5, T3 R5, T3 R4, and T4 R4.

Deerfield: One of the county's original townships, Deerfield...

Franklin (formed 1803)

Hamilton (formed 1803)

Harlan

Massie

Salem (formed 1813 from Hamilton)

Turtlecreek (formed 1804)

Union (formed 1815 from Turtle Creek and Deerfield)

Washington

Wayne (formed 1803)

Local Repositories
Warren County Administration Building: The Warren County Administration Building (located at 406 Justice Drive, Lebanon, Ohio 45036) opened in 2001 and is home to Recorder's Office, the County Records Center and Archives, and the County Genealogy Society.

Warren County Archives: The Edna L. Bowyer Records Center and Archives is located in the basement of the Warren County Administration Building and was dedicated in honor of a former Warren County Recorder. The Warren County Archives holds a variety of records including birth and death records (1867-1908), marriage records (1803-1980), probate records (1803-1936), and duplicate tax records (various years). The Archives accepts online research requests.

Warren County Division of Vital Statistics: The Division of Vital Statistics is responsible for recording births and deaths and holds copies of all birth and death records after 1908. (Original birth and death records after 1908 were forwarded to the Division of Vital Statistics of the Ohio Department of Health.) Certified copies of birth and death records can be obtained from the Division of Vital Statistics either onsite or by mail.

Warren County Genealogy Society: Located in the basement of the Warren County Administration Building, the Warren County Genealogy Society holds a variety of records onsite and has made available information and online indexes for a variety of resources including vital records, obituaries, cemetery records, probate records, and land records. Also check out the society's Virtual Cemetery Project.

Warren County Libraries: Check out a list of Warren County libraries on the Warren County website.

Genealogy
Miami Valley Genealogy Index is an Index to more than a half million pointers to records all over Miami Valley including Warren County.

Vital Records

 * Ohio Deaths, 1908-1953: Death records for Warren County from 1908-1953 are available online for free from FamilySearch Record Search

Web Sites

 * USGenWeb project. May have maps, name indexes, history or other information for this county. Select the state, then the county.
 * Family History Library Catalog
 * The Warren County Genealogy Society has indexes to a variety of resources available at both the Genealogy Society or at the County Archives.