Bound Brook is a borough in Somerset County, New Jersey, United States, located along the Raritan River. At the 2010 United States Census, the borough's population was 10,402, reflecting an increase of 247 (+2.4%) from the 10,155 counted in the 2000 Census, which had in turn increased by 668 (+7.0%) from the 9,487 counted in the 1990 Census.
Bound Brook was originally incorporated as a town by an act of the New Jersey Legislature on March 24, 1869, within portions of Bridgewater Township. On February 11, 1891, it was reincorporated as a borough, based on the results of a referendum held on the previous day.(Wikipedia)