There are now 11 US National Parks that require an advance reservation. Get the up-to-date list here.| Earth Trekkers
Mount Rainier National Park has experienced an approximate 40% increase in visitation over the last 10 years, leading to overcrowding during the summer and damage to fragile ecosystems. In 2025, Mount Rainier National Park is continuing a pilot timed entry reservation system to improve the visitor experience to the park by reducing wait times, congestion, and resource impacts on trails caused by overcrowding.| www.nps.gov
Discover the best hiking trails for kids at Mount Rainier. Hike to beautiful waterfalls, rivers, mountains, and wildflower meadows.| Adventure Travel Family
“Timed entry” means a reservation to enter the park during a designated time period. A predetermined number of reservations are available for each time slot. The time slots are in two-hour increments, for example: 7 am-9 am, 9 am-11 am, 11 am-1 pm, 1 pm-3 pm, and 3 pm-5 pm.| www.nps.gov