Flat Rock Brook is a 150-acre nature preserve and environmental education center in Englewood, NJ, just two miles from the George Washington Bridge. Our facility at Flat Rock Brook Nature Center is available for meetings, workshops, birthday parties, concerts and other special events. Imagine hosting your next occasion in our light-filled Nature Center. Our 2,000 sq. ft. exhibit space easily converts to numerous meeting, event and party configurations. It is an ideal facility for groups of up to 60 people. Children’s parties, hosted in our classroom, welcome a maximum of 15 youth.