Genealogy, noun, the study or investigation of ancestry and family histories.

Mercer County, located along the Delaware River midway between New York and Philadelphia, has been home to thousands of Americans and its immigrant history is representative of immigrant experience in the northeast.

Mercer County was created in 1838 from portions of Burlington, Hunterdon, Middlesex and Somerset counties.  It is situated in the west-central portion of the state along the Delaware River and it has a land area of 226 square miles.  The US Census estimated in 2008 that Mercer County had a population of 368,883. Mercer County is comprised of 13 municipalities - Trenton, the county seat and State capital, four boroughs and eight townships.

Mercer County played an important role in colonial history as well as the industrial revolution. A more detailed history of Mercer County can be found here:

Genealogists and family history buffs will find many sources of useful information by visiting Mercer County or via the Internet.
Locations for in-person research include
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Historical Societies
If you are researching American history (1750-1800) or The Revolutionary War, The David Library of the American Revolution, a specialized research institution, is located just outside Trenton in Bucks County, Pennsylvania.  During your stay, be sure to visit The Old Barracks MuseumTrent HouseTrenton Battle MonumentWashington Crossing State Park and Princeton Battlefield State Park. Also, try to plan your visit to take in the events during Patriots Week, a celebration of Trenton's role during the American Revolution.
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Internet Research
  • Rootsweb/ US GEN WEB for Mercer County - RootsWeb is a genealogical research tool.

  • Central Jersey Genealogical Club - The Central Jersey Genealogical Club (CJGC) was founded in 1994 after attendees at a library genealogy class decided they could help each other and meet new genealogy hobbyists if they organized and met regularly. Central Jersey is where we live. Our interests are worldwide. The Club is open to all those interested in genealogy-beginner or experienced.
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