The Duncan Lake boat launch in New Hampshire is a concrete boat ramp suitable for small boats and watercraft. The ramp is approximately 16 feet wide and is situated on the eastern shore of Duncan Lake. It services Duncan Lake, a 148-acre freshwater lake in the town of Ossipee.

According to the New Hampshire Fish and Game Department, the lake is open to all types of boating, including motorized and non-motorized watercraft. However, there are some restrictions for certain types of boats. For example, boats with inboard motors are not allowed on the lake, and there is a 10 horsepower limit for outboard motors.

Overall, the Duncan Lake boat launch is a convenient and accessible spot for small boat owners looking to explore the scenic waters of Duncan Lake in New Hampshire.