Washington State Parks has completed a land-use planning project for Lake Chelan and Twenty-five Mile Creek state parks.
Washington State Parks completed conceptual redevelopment planning for Lake Sammamish State Park.
Washington State Park has completed a land-use planning project for Lake Sylvia State Park in Grays Harbor County and Schafer State Park in Mason County.
Washington State Parks and Recreation Commission approved the land-use planning project for Lake Wenatchee State Park.
In 2016 Washington State Parks completed a land-use planning project for Larrabee State Park located in Whatcom and Skagit Counties. The planning project, also known as Classification and Management Planning (CAMP), addressed protection of natural and cultural resources, management of recreation and trail activities, and ways to best preserve and interpret the historic components of the park.
Washington State Parks has completed a land-use planning project for the Long Beach Area state parks in Pacific County near the City of Long Beach.
Washington State Parks has completed a land-use planning project for Belfair, Twanoh, and Potlatch State Parks.
In 2005, State Parks began a six-year project to establish one of Washington’s next destination state parks at Miller Peninsula, near Sequim.
Washington State Parks has drafted an Interim Trail Plan. This planning effort is a follow up to the Miller Peninsula State Park Property Initial Trail Identification and Designation approved by Washington State Parks Director, Don Hoch, on December 8, 2014. State Park staff is being advised by a Trail Advisory Group (TAG). TAG represents hiking, biking, and equestrian trail users and neighbors
The planning project for Millersylvania State Park was completed in December 2002.
The Washington State Parks and Recreation Commission approved a management plan on February 14, 2000.
On March 22, 2018 the Washington State Parks and Recreation Commission approved a long-term boundary expansion for Moran and Obstruction Pass State Parks on Orcas Island, to include three properties totaling approximately 358 additional acres.
Washington State Parks has completed a land-use planning project for Mount Spokane State Park in Spokane County.
In November 2014, Washington State Parks approved a revision to the 2009 Comprehensive Trail Plan for Mount Spokane State Park.
Mount Spokane State Park is the largest park in the state park system at approximately 13,000 acres. Within the park, the Washington State Parks and Recreation Commission (Commission) has authorized an existing alpine ski area known as the Mount Spokane Ski and Snowboard Park that is currently operated under a concession agreement with a Spokane area non-profit known as Mount Spokane 2000 (MS 2000). The existing ski concession area encompasses 1425 acres or about 10% of the park.