Updated: Apr. 17, 2012
Next update: Apr. 2013
National Parks Usage presents the number and type of visits to U.S. national parks, monuments, recreation areas, and other federal wilderness areas in California. For a definition of terms, see National Park Usage Glossary. The source for these data is the Land Resource Division of the U.S. National Park Service. See also national park statistics for other U.S. States and territories.