Elgin is a cdp located in Santa Cruz County, in the state of Arizona (AZ), United States. Nestled in the Mountain division of the West region, it covers an area of 48.5 square miles (126.0 km²) and sits at an elevation of 4708 ft. With a population of approximately 309 residents, Elgin offers a peaceful, rural atmosphere.
The town's population is composed of about 53.72% males and 46.28% females, and it has a population density of 6.37 people per square mile (2.46/km²). Elgin lies at a latitude of 31.63 and a longitude of -110.57, operating in the UTC-8.
Locals reflect a blend of American ancestry, with roots primarily in United States (7.4%), followed by English (15.5%), German (14.9%), and Scotch-Irish (0%) heritage. The town is identified by the ZIP code 85611.