This is a directory of properties and districts listed on the National Register of Historic Places in Arizona. There are about fourteen hundred listed sites in the state, and each of its fifteen counties has at least ten listings on the National Register. Forty-seven of the state's sites are further designated as National Historic Landmarks.

          This National Park Service list is complete through NPS recent listings posted March 8, 2024.^[1]

Numbers of listings by county

The following are approximate tallies of current listings in Arizona on the National Register of Historic Places. These counts are based on entries in the National Register Information Database as of April 24, 2008^[2] and new weekly listings posted since then on the National Register of Historic Places web site.^[3] There are frequent additions to the listings and occasional delistings, and the counts here are not official. Also, the counts in this table exclude boundary increase and decrease listings which modify the area covered by an existing property or district and which carry a separate National Register reference number.

County # of Sites 1 Apache 33 2 Cochise 86 3 Coconino 155 4 Gila 53 5 Graham 34 6 Greenlee 10 7 La Paz 10 8.1 Maricopa: Phoenix 229 8.2 Maricopa: Other 202 8.3 Maricopa: Total 431 9 Mohave 70 10 Navajo 56 11 Pima 205 12 Pinal 107 13 Santa Cruz 53 14.1 Yavapai: Prescott 65 14.2 Yavapai: Other 68 14.3 Yavapai: Total 133 15 Yuma 57 (duplicates) (7)[a] Total: 1,486