County of essex nj website
There were 27 Mercer County residents killed during the September 11, 2001 terrorist attacks in Lower Manhattan.
A 10-foot (3.0 m) long steel beam weighing one ton was given to the county by the Port Authority of New York and New Jersey in March 2011 and is now displayed at Mercer County Park.
The racial makeup of the county was 68.48% White, 19.81% Black or African American, 0.20% Native American, 4.94% Asian, 0.10% Pacific Islander, 4.29% from other races, and 2.17% from two or more races.
Baldpate Mountain, near Pennington, is the highest hill, at 480 feet (150 m) above sea level.).Mercer County is home to Princeton University, Princeton Theological Seminary, the Institute for Advanced Study, Rider University, The College of New Jersey, Thomas Edison State University and Mercer County Community College.Founded February 22, 1838, from portions of surrounding counties, Mercer County has a historical impact that reaches back to the pivotal battles of the American Revolutionary War.There were 125,807 households out of which 32.80% had children under the age of 18 living with them, 50.6% were married couples living together, 13.8% had a female householder with no husband present, and 31.4% were non-families.25.6% of all households were made up of individuals and 9.9% had someone living alone who was 65 years of age or older.