Mercer County, Ohio Genealogy

Guide to Mercer County Ohio genealogy. Birth records, marriage records, death records, census records, family history, and military records.

United States Ohio Mercer County

Historical Facts

 * Parent Counties: Formed from Darke and Shelby Counties 12 February 1820.
 * County Seat: Celina
 * Neighboring Counties: residents may also have records in Van Wert (north)·Adams County, Indiana (northwest)·Darke (south)·Shelby (southeast)· Jay County, Indiana (west)· Auglaize (east)

Boundary Changes
See an interactive map of Mercer County boundary changes.

Ethnic, Political, or Religious Groups
Archives, Libraries, and Museums Biographies Church Records Cemetery Records Court Records Histories Immigration/emigration/migration Maps Newspapers Societies

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

Courthouse
Mercer County Courthouse 101 North Main Street PO Box 28; Celina, OH 45822 Phone: 419.586.6461 Probate Judge has birth and death records 1867-1908, marriage records from 1830 and probate records from 1829; Clerk Court has div &amp; ct rec from 1824; Co Rcdr has land rec)

Family History Centers

 * Introduction to LDS Family History Centers

Birth

 * 1821–1962 - at FamilySearch Historical Records – free. This is an incomplete index of extractions of original records and of patron-submitted records. This index is not complete for any particular place or region. Information may have been previously published in the International Genealogical Index or Vital Records Index collections.


 * 1856–1909 - at FamilySearch Historical Records – free; Index. The collection includes a name index and images of county birth records in Ohio. The time period and type of record varies by county.

Marriage

 * 1789–1994 - at FamilySearch Historical Records – free; Index. Name index and images of county marriage records acquired from local courthouses.


 * 1800–1958 - at FamilySearch Historical Records – free; Index. Name index to marriage records from the state of Ohio. Microfilm copies of these records are available at the Family History Library and FamilySearch Centers. Due to privacy laws, recent records may not be displayed. The year range represents most of the records. A few records may be earlier or later.

Death

 * 1854–1997 - at FamilySearch Historical Records – free; Index. Name index to death and burial records from the state of Ohio. Microfilm copies of these records are available at the Family History Library and Family History Centers. This set contains 2,535,556 records. Due to privacy laws, recent records may not be displayed. The year range represents most of the records. A few records may be earlier or later.


 * 1908–1953 - at FamilySearch Historical Records – free. Name index and images of Ohio statewide death certificates.


 * 1908–1932, 1938–1944, and 1958–2007 - at FamilySearch Historical Records – free. Index of deaths from the Ohio Department of Health in Columbus. Index provided by Ancestry.com.

Web Sites

 * USGenWeb project. May have maps, name indexes, history or other information for this county. Select the state, then the county.