
Elgin
- County:
- Santa Cruz County
- County Seat:
- No
- Area (mi²):
- 5.948
- State:
- Arizona
Elgin is a CDP located in Santa Cruz County, Arizona. Elgin has a 2025 population of 171. Elgin is currently growing at a rate of 0.59% annually and its population has increased by 1.79% since the most recent census, which recorded a population of 168 in 2020.
The average household income in Elgin is $60,688 with a poverty rate of 3.68%. The median age in Elgin is 69.4 years: 70.3 years for males, and 53.7 years for females.