Marlborough Beach And Boatlaunch is a beautiful beach located in Marlborough, United States. The beach is approximately 100 feet long with soft golden sand. The beach offers various activities including swimming, boating, and fishing. The amenities available at the beach include a boat launch, restrooms, picnic tables, and a playground. There are no lifeguards on duty and dogs are allowed, but must be kept on a leash at all times.