This is a directory of properties and districts listed on the National Register of Historic Places in Arizona. There are 1,372 listed sites in the state, and each of its 15 counties has at least eight listings on the National Register. Forty of the state's sites are further designated as National Historic Landmarks.

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 and new weekly listings posted since then on the National Register of Historic Places web site. 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 National Register of Historic Places listings in Apache County, Arizona This is a list of the National Register of Historic Places listings in Apache County, Arizona. It is intended to be a complete list of the properties and districts on the National Register of Historic Places in Apache County, Arizona, United States... 32 2 Cochise National Register of Historic Places listings in Cochise County, Arizona This is a list of the National Register of Historic Places listings in Cochise County, Arizona. It is intended to be a complete list of the properties and districts on the National Register of Historic Places in Cochise County, Arizona, United States... 80 3 Coconino 152 4 Gila National Register of Historic Places listings in Gila County, Arizona This is a list of the National Register of Historic Places listings in Gila County, Arizona.This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Gila County, Arizona, United States... 51 5 Graham National Register of Historic Places listings in Graham County, Arizona This is a list of the National Register of Historic Places listings in Graham County, Arizona. It is intended to be a complete list of the properties and districts on the National Register of Historic Places in Graham County, Arizona, United States... 34 6 Greenlee National Register of Historic Places listings in Greenlee County, Arizona This is a list of the National Register of Historic Places listings in Greenlee County, Arizona.This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Greenlee County, Arizona, United States... 10 7 La Paz National Register of Historic Places listings in La Paz County, Arizona This is a list of the National Register of Historic Places listings in La Paz County, Arizona. It is intended to be a complete list of the properties and districts on the National Register of Historic Places in La Paz County, Arizona, United States... 9 8.1 Maricopa: Phoenix National Register of Historic Places listings in Phoenix, Arizona This is a list of the National Register of Historic Places listings in Phoenix, Arizona.This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Phoenix, the largest city in Maricopa County, Arizona, United States... 206 8.2 Maricopa: Other 166 8.3 Maricopa: Total 372 9 Mohave National Register of Historic Places listings in Mohave County, Arizona This is a list of the National Register of Historic Places listings in Mohave County, Arizona. It is intended to be a complete list of the properties and districts on the National Register of Historic Places in Mohave County, Arizona, United States... 69 10 Navajo National Register of Historic Places listings in Navajo County, Arizona This is a list of the National Register of Historic Places listings in Navajo County, Arizona. It is intended to be a complete list of the properties and districts on the National Register of Historic Places in Navajo County, Arizona, United States... 55 11 Pima National Register of Historic Places listings in Pima County, Arizona This is a list of the National Register of Historic Places listings in Pima County, Arizona.This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Pima County, Arizona, United States... 163 12 Pinal National Register of Historic Places listings in Pinal County, Arizona This is a list of the National Register of Historic Places listings in Pinal County, Arizona.This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Pinal County, Arizona, United States... 109 13 Santa Cruz National Register of Historic Places listings in Santa Cruz County, Arizona This is a list of the National Register of Historic Places listings in Santa Cruz County, Arizona. It is intended to be a complete list of the properties and districts on the National Register of Historic Places in Santa Cruz County, Arizona, United States... 52 14.1 Yavapai: Prescott National Register of Historic Places listings in Prescott, Arizona This is a list of the National Register of Historic Places listings in Prescott, Arizona. It is intended to be a complete list of the properties and districts on the National Register of Historic Places in Prescott, Arizona, United States... 71 14.2 Yavapai: Other 60 14.3 Yavapai: Total 131 15 Yuma National Register of Historic Places listings in Yuma County, Arizona This is a list of the National Register of Historic Places listings in Yuma County, Arizona. It is intended to be a complete list of the properties and districts on the National Register of Historic Places in Yuma County, Arizona, United States... 60 (duplicates) (6) Total: 1,373