Ancestry.com. Arizona and New Mexico Territories Census, Late 1800s [database on-line]. Provo, UT, USA: Ancestry.com Operations Inc, 1997.Original data: Federal Census, Territories of Arizona and New Mexico, late 1800s. Washington, D.C.: United States Government Printing Office, 1965.
Printed as a Senate document, this database contains over 12,000 records, which are excerpts from the decennial census of 1860 for Arizona County in the Territory of New Mexico, excerpts from the decennial federal census of 1870 for the Territory of Arizona, and excerpts from the Special Territorial Census of 1864 taken in Arizona. Each record lists the name, age, sex and marital status of the individual, as well as their length of residence, occupation, place of birth, and the value of their property.