Brookside is also known as the Township of Mendham. It is located on the central portion of Norther New Jersey. It is located in the County of Morris and has a total area of about 47 sq. kms. and located at an elevated height of about 549 ft. above the ground level. A major part of the local population are primarily involved with tourism, education and trade. Some are also involved with the local Post office. A noted resident is F. Cioppettini, a profesinal race driver.