The Mary S. Young State Recreation Area is a state park in the U.S. state

U.S. state

A U.S. state is any one of the 50 federated states of the United States of America that share sovereignty with the federal government. Because of this shared sovereignty, an American is a citizen both of the federal entity and of his or her state of domicile. Four states use the official title of...

 of Oregon

Oregon

Oregon is a state in the Pacific Northwest region of the United States. It is located on the Pacific coast, with Washington to the north, California to the south, Nevada on the southeast and Idaho to the east. The Columbia and Snake rivers delineate much of Oregon's northern and eastern...

. It is located within the city of West Linn

West Linn, Oregon

West Linn is a city in Clackamas County, Oregon, United States. Now a prosperous southern suburb of Portland, West Linn has a history of early development, prompted by the opportunity to harvest energy from nearby Willamette Falls. It was named after Senator Dr. Lewis Fields Linn of Ste...

, alongside the Willamette River

Willamette River

The Willamette River is a major tributary of the Columbia River, accounting for 12 to 15 percent of the Columbia's flow. The Willamette's main stem is long, lying entirely in northwestern Oregon in the United States...

 and is heavily wooded. It offers more than five miles of hiking trails, bicycle trails, picnicking, bird watching, fishing, sports fields, and a very popular dog off-leash area.

The park is owned by the Oregon Parks and Recreation Department

Oregon Parks and Recreation Department

The Oregon Parks and Recreation Department , officially known as the State Parks and Recreation Department, is the government agency of the U.S. state of Oregon which operates its system of state parks...

, and operated through a cooperative agreement with West Linn. The park has recreation areas, wooded trails and a rocky beach.