Highline Lake State Park offers multiple access points for paddling and fishing, including hand-launch areas at Mack Mesa Lake (electric motors and hand-powered vessels only) and motorized boat ramps at Highline Lake (open March 1-September 30, with a free Life Jacket Loaner Program available at the Visitor Center).

The park features a Visitor Center with retail store, campground with 56 sites, shower facilities, and over 9 miles of trails, making it a comprehensive recreation hub in western Colorado's Grand Valley.