Welcome to Mercer County ...

Time Zone: Mercer County lies in the Eastern Time Zone (EST/EDT) and observes daylight saving time.

The community of Trenton is the Seat for Mercer County. Trenton is also the capital of New Jersey.

Mercer County was founded in 1838. Mercer was created by taking area from Burlington, Hunterdon, Middlesex and  Counties.

From the Census Estimates for 2019, <1> Mercer had a population of 367,430 people.

At the time of the 2010 Census, Mercer represented 4.18% of the total population of New Jersey.

Websites of Interest ...

• Websites specific to New Jersey
  • Jump to Cyndi's List
  • Jump to Family Search
  • Jump to Genealogy Trails
  • Website for the New Jersey State Archives

• Websites specific to Mercer County
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  • Jump to Family Search
  • Jump to Genealogy Trails

• Websites for nearby counties
  • Hunterdon County
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    • Jump to Genealogy Trails
  • Somerset County
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  • Middlesex County
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    • Jump to Genealogy Trails
  • Monmouth County
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  • Burlington County
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  • Bucks County
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    • Jump to Family Search
    • Jump to Genealogy Trails

• Cemetery Information and Directories
  • Cyndi's List
  • Cemeteries of New Jersey
  • Cemeteries of Mercer County
  • FamilySearch.org: Cemeteries of New Jersey
  • Find-A-Grave: Home Page
  • Interment.net
  • Cemeteries of New Jersey
  • Cemeteries of Mercer County