Conditions

2025-2026 Park Construction Notice: Renovation work on campsites and parking lots at Yellowstone Lake State Park is scheduled to take place from Sept. 8, 2025 through spring 2026. Construction will be Mondays through Fridays during daytime hours. During the construction timeframe, some roads may be closed or reduced to single-lane traffic, and detours may be in place. Campgrounds and picnic areas in the park will remain open, however, some facilities may be closed. During daytime hours, visitors will notice increased noise from construction equipment.