Free Mercer County, New Jersey Topo Maps & Elevations

Free printable Mercer County, NJ topographic maps, GPS coordinates, photos, & more for popular landmarks in Mercer County including Trenton, Mercerville, and Hamilton Square.

County Borders


Mercer County, New Jersey covers an area of approximately 226 square miles with a geographic center of 40.28983364°(N), -74.68964895°(W).

These are the far north, south, east, and west coordinates of Mercer County, New Jersey, comprising a rectangle that encapsulates it. Please note that not all coordinates inside this rectangle will fall inside of Mercer County, New Jersey, as it (most likely) doesn't fill up the entire rectangle.

North: 40.42409515°(N)
South: 40.13816833°(N)
East: -74.48091888°(W)
West: -74.93717957°(W)


According to data gathered by the Shuttle Radar Topography Mission. The lowest elevation in Mercer County is -9 meters (-30 feet). This ranks Mercer County 19th in terms of lowest elevations when compared to a total of 21 counties in New Jersey.

Mercer County's highest elevation is 24 meters (79 feet) which ranks it 13th in terms of highest elevations when compared to a total of 21 counties in New Jersey.

US Topo Maps covering Mercer County, NJ

The USGS (U.S. Geological Survey) publishes a set of the most commonly used topographic maps of the U.S. called US Topo that are separated into rectangular quadrants that are printed at 22.75"x29" or larger. Mercer County is covered by the following US Topo Map quadrants.

Allentown PDF Order Print
Hightstown PDF Order Print
Hopewell PDF Order Print
Jamesburg PDF Order Print
Lambertville PDF Order Print
Monmouth Junction PDF Order Print
Pennington PDF Order Print
Princeton PDF Order Print
Rocky Hill PDF Order Print
Roosevelt PDF Order Print
Trenton East PDF Order Print
Trenton West PDF Order Print

Places to Visit In Mercer County, New Jersey

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