Bordentown is a city in Burlington County, New Jersey, United States. As of the 2010 United States Census, the city's population was 3,924. The population declined by 45 (-1.1%) from the 3,969 counted in the 2000 U.S. Census, which had in turn declined by 372 (-8.6%) from the 4,341 counted in the 1990 Census.
Bordentown is located at the confluence of the Delaware River, Blacks Creek and Crosswicks Creek. The latter is the border between Burlington and Mercer Counties. Bordentown is 5.8 miles (9.3 km) southeast of Trenton and 25.3 miles (40.7 km) northeast of Philadelphia. It is included in the Philadelphia Metropolitan Area.
Bordentown was originally incorporated as a borough by an act of the New Jersey Legislature on December 9, 1825, from portions within Chesterfield Township. It was reincorporated as a city on April 3, 1867, and separated from Chesterfield Township c. 1877.
Thomas Farnsworth, an English Quaker, was credited with being the first European settler in the Bordentown area in 1682, when he moved his family up river from Burlington. He made a new home on the windswept bluff overlooking the broad bend in the Delaware River.