National Park System units in Arizona
Arizona has 21 National Park System units. The list below also includes 4 places the Park Service does not count as units of their own. Each one has its own page here with hours, current alerts, campgrounds and what there is to do.
Arizona in figures
- National Park System units
- 21
- Free to enter
- 7
- Recreation visits in 2025
- 17,281,656
- Busiest unit, 6,135,586 visits
- Lake Mead National Recreation Area
- Campgrounds
- 41
A unit that reaches into another state counts in full here and in each other state it touches.
Free to enter Charges an entrance feePoints are the Park Service reference point for each unit, not a boundary.
Parks near a city
Visits by year
Lake Mead National Recreation AreaGrand Canyon National ParkGlen Canyon National Recreation AreaSaguaro National ParkCanyon de Chelly National MonumentMontezuma Castle National MonumentPetrified Forest National ParkCoronado National MemorialOrgan Pipe Cactus National MonumentWalnut Canyon National MonumentWupatki National MonumentSunset Crater Volcano National MonumentCasa Grande Ruins National MonumentTuzigoot National MonumentChiricahua National MonumentHubbell Trading Post National Historic SiteNavajo National MonumentTumacácori National Historical ParkTonto National MonumentPipe Spring National MonumentFort Bowie National Historic Site
Fees, hours, alerts, campgrounds and activities are from the NPS API. Data refreshed October 14, 2026.