Arizona achieved statehood on February 14, 1912, the last of the 48 conterminous United States to be admitted to the union. Arizona is the sixth largest state in the country in terms of area. In 1912, women gained suffrage in the state, eight years before the country as a whole.

The digital collections of the Library of Congress contain a wide variety of material associated with Arizona. This guide compiles links to digital materials related to Arizona such as manuscripts, maps, and images that are available throughout the Library of Congress website. In addition, it provides links to external websites focusing on Arizona and a bibliography containing selected works for both general and younger readers.