Rio Rico, Arizona
| Rio Rico, Arizona | |
|---|---|
| The eastern half of Rio Rico along the foothills of the San Cayetano Mountains | |
| Location of Rio Rico in Santa Cruz County, Arizona | |
| Coordinates: 31°28′17″N 110°58′35″W / 31.47139°N 110.97639°W | |
| Country | United States | 
| State | Arizona | 
| County | Santa Cruz | 
| Area | |
|  • Total | 63.27 sq mi (163.88 km2) | 
| • Land | 63.09 sq mi (163.39 km2) | 
| • Water | 0.19 sq mi (0.49 km2) | 
| Elevation | 3,481 ft (1,061 m) | 
| Population  (2020) | |
|  • Total | 20,549 | 
| • Density | 325.73/sq mi (125.77/km2) | 
| Time zone | UTC-7 (MST (no DST)) | 
| ZIP code | 85648 | 
| Area code | 520 | 
| FIPS code | 04-60180 | 
Rio Rico is an unincorporated community and census-designated place (CDP) in Santa Cruz County, Arizona, United States. The population was 18,962 at the 2010 census. The Rio Rico CDP replaced the former CDPs of Rio Rico Northwest, Rio Rico Northeast, Rio Rico Southwest, and Rio Rico Southeast.