The Fee-Free Days for 2020 are: January 20 (Martin Luther King, Jr. Day), February 17 (President’s Day), June 13 (National Get Outdoors Day), September 26 (National Public Lands Day), and November 11 (Veterans Day).
During the fee free days, all National Park Service sites waive their entrance fees for all visitors. The entrance fee waiver for the fee-free days does not cover amenity or user fees for things such as camping, boat launches, transportation, or special tours.
The National Park System includes more than 84 million acres and is comprised of 413 sites including national parks, national historical parks, national monuments, national recreation areas, national battlefields, and national seashores. There is at least one national park in every state – so get out there and enjoy!