Santa Cruz County is a county located in the U.S. state of Arizona. As of the most recent data available, the county has a population of approximately 38,381 people, with a population density of about 31.00 persons per square mile.
The county spans a total land area of 1,238.00 square miles (3,206.00 square kilometers). The administrative center and county seat is Nogales, which often serves as a hub for local governance and services. The largest city within the county by population is Nogales.
Geographically, Santa Cruz County experiences varied elevations, with its highest point at Sonoita 4,879 ft and its lowest point at Amado 3,091 ft. The region operates in the UTC-8.