New Horizons Genealogy

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Mercer County New Jersey Genealogy and History

Mercer County was formed in 1838 from portions of Burlington, Hunterdon, Middlesex and Somerset Counties.

County Seat: Trenton

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Search Free Mercer County, New Jersey Genealogy and Family History Records Online including census, cemetery, vital, military and other genealogical and historical records that can be used for your family history research.

Mercer County, New Jersey genealogy and family history page is a place where you can come in and research your genealogy and family history. We also do our best to provide a history of the area, to provide you with an overview of the time in which your ancestors lived.

We regret that we are unable to do personal research for you. All genealogical and family history records we come across are being added to this website. Please keep checking back.

Free Mercer County New Jersey Genealogy Records Online

Mercer County New Jersey Cemetery Records

Mercer County New Jersey CensusRecords

Mercer County New Jersey ChurchRecords

Mercer County New Jersey Cities & Towns

Mercer County New Jersey Military Records

Mercer County New Jersey Obituaries

Genealogy Research in Mercer County, New Jersey

Mercer County Clerk
640 South Broad Street
P.O. Box 8068
Trenton, NJ 08650-0068
Phone: (609) 989-6464

Adjacent counties

Mercer County borders the following counties:

If you know of a Mercer County Genealogy link that should be added to this list, please Contact us

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