Eatontown is a borough in Monmouth County, New Jersey, United States. As of the 2010 Census, the borough's population was 12,709, reflecting a decline of 1,299 (-9.3%) from the 14,008 counted in the 2000 Census, which had in turn increased by 208 (+1.5%) from the 13,800 counted in the 1990 Census.
What is now Eatontown was originally incorporated as Eatontown Township by an Act of the New Jersey Legislature on April 4, 1873, from portions of Ocean Township and Shrewsbury Township. Portions of the township were taken to form West Long Branch (April 7, 1908) and Oceanport (April 6, 1920). Eatontown was reincorporated as a borough on March 8, 1926, replacing Eatontown Township, based on the results of a referendum held on April 13, 1926.
The United States Army's Fort Monmouth operated in Eatontown from 1917 until its closure in September 2011, based on recommendations from the Base Realignment and Closure Commission. It was home to the United States Army Materiel Command's (AMC) Communication and Electronics Command (CECOM). Fort Monmouth was also home to the United States Military Academy Preparatory School (or USMAPS), which trains approximately 250 students per year to enter as freshmen (plebes) at the United States Military Academy at West Point.
In the center of Eatontown is the Monmouth Mall, located at the intersection of Route 35 and Route 36, featuring a variety of stores, restaurants, and a 15-screen cineplex, with a gross leasable area of . Celebrity chef Bobby Flay owns a restaurant in Eatontown.