St. Clair County, Michigan Genealogy Guide

St. Clair County, Michigan (Map It) was created on March 28, 1820 from Macomb County. The county was named for Either Arthur St. Clair, first governor of the Northwest Territory, or for Saint Clair on whose feast day Lake St. Clair was discovered . Learn More About State of Michigan History

St. Clair County is bordered by Sanilac County (north), Lapeer County (west), Macomb County (south) Lambton County Ontario (east).

St. Clair County Cities, Towns & Villages include  Algonac, Marine City, Marysville, Memphis, Port Huron, Richmond, St. Clair, Yale, Capac, Emmett.

St. Clair County Townships include  Berlin, Brockway, Burtchville, Casco, China Charter, Clay, Clyde, Columbus, Cottrellville, East China Charter, Emmett, Fort Gratiot Charter, Grant, Greenwood, Ira, Kenockee, Kimball, Lynn, Mussey, Port Huron Charter, Riley, St. Clair, Wales.

A Map of St. Clair County, Michigan contains detailed information about roads and boundaries, these maps may include rural communities, churches, and cemeteries.

St. Clair County, Michigan Courthouse Records

St. Clair County, Michigan Courthouse
St. Clair County, MI Courthouse

The St. Clair County Courthouse is located in Port Huron, Michigan. Some early records  prior to organization on May 8, 1821 may be located in Macomb County. Learn More About State of Michigan Court, Tax, Land and Probate Records.

Please contact the each clerk's department to confirm mailing address, hours, fees and other information before visiting or requesting information because contact information sometimes changes.  The Clerk's Office DOES NOT DO RESEARCH.  The documents are available to interested parties, barring confidential issues.  Most staff will assist people in finding the materials, but it is up to the individual to do the research.

The following dates indicates what vital, land, probate, and court records are in St. Clair county. The date listed for each category of record is usually the earliest registration filed. The earliest date does not indicate that there are numerous records for that year and does not mean that all such events were actually registered.

  • St. Clair County Clerk has Births & Deaths from 1868 and Marriage Records from 1837. The County Clerk is responsible for keeping records of births, deaths, assumed names, co-partnerships, issuing and filing marriage licenses, gun permits, notary bonds and processing passports. The date listed for each category of record is the earliest record known to exist in that county. It does not indicate that there are numerous records for that year and certainly does not indicate that all such events that year were actually registered. See also St. Clair County Clerk Information for Genealogists
  • St. Clair County Register of Deeds has Land from 1821.The County Register of Deeds is the official recording officer for all legal documents pertaining to the transfers and encumbrances of all real estate property within the County. The Register also provides permanent storage for approved original subdivision plats, condominiums, land surveys and section corners.
  • St. Clair County Clerk of the Probate Court has Probate from 1828. The County Clerk of the Probate Court responsibilities include adjudicating and disposes of cases involving property of persons who have died or become incompetent, interprets wills and trusts, commits the mentally ill when necessary and appoints guardians and conservators for minors, incapacitated individuals and individuals with developmental disability.
  • St. Clair County Clerk of the Circuit Court has Court from 1833. The County Clerk of the Circuit Court provides a variety of functions for the court such as, but not limited to: filing and maintaing the official record for all cases that come before the court; providing staff to assist in the operation of the court; working with the Jury Commission and notifying all potential jurors to appear for jury duty; and, processing felony criminal cases bound over from the District Court.

St. Clair County, Michigan Census Records

St. Clair County, Michigan Vital Records

St. Clair County, Michigan Resources

St. Clair County, Michigan External Links