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) holds the Recorder's Office, the Map Room, the County Archives, and the County Genealogy Society.

Warren County Archives: Located in the basement of the Warren County Administration Building, the Warren County Archives is responsible for most of the county's early records.

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 a large number of online indexes for 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 Free name indexes and images at FamilySearch Record Search. Records include such information as birth date of deceased, city, county, and state of death, name of spouse if married, names of parents, maiden name of mother, name of informant, if deceased was single, married, windowed or divorced, occupation of deceased.

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.