Grand Canyon Historic Boundaries Map

Before the Grand Canyon was a national park, it was a forest reserve, a game preserve, and a national monument.

Map of historic boundaries and present-day Grand Canyon National Park.

Download your copy

Maps and graphs may be used for non-commercial purposes provided that they are not altered or edited and they are appropriately credited.

All map products should be credited to Stephanie Smith, Grand Canyon Trust, unless otherwise noted. A hyperlink to the Grand Canyon Trust website is appreciated.

For higher quality images or custom sizing please contact our communications director, Ashley Davidson, at adavidson@grandcanyontrust.org

Related Resources

Line graph showing average arsenic levels (2017–2025) at Pinyon Plain Uranium Mine wells, with some readings exceeding EPA’s safe drinking water limit. Inset map marks well locations.
Rising arsenic levels in monitoring wells at Pinyon Plain uranium mine raise concerns about possible contamination of groundwater in the Grand Canyon region.