| Official Name: | Rio Rico, Arizona |
| Settlement Type: | Census-designated place |
| Mapsize: | 250px |
| Pushpin Map: | Arizona#USA |
| Pushpin Label: | Rio Rico |
| Pushpin Map Caption: | Location in Arizona##Location in the United States |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Santa Cruz |
| Area Total Km2: | 163.88 |
| Area Total Sq Mi: | 63.27 |
| Area Land Km2: | 163.39 |
| Area Land Sq Mi: | 63.09 |
| Area Water Km2: | 0.49 |
| Area Water Sq Mi: | 0.19 |
| Elevation Ft: | 3481 |
| Population As Of: | 2020 |
| Population Total: | 20549 |
| Population Density Km2: | 125.77 |
| Population Density Sq Mi: | 325.73 |
| Timezone: | MST (no DST) |
| Utc Offset: | -7 |
| Coordinates: | 31.4714°N -110.9764°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 85648[1] |
| Area Code: | 520 |
| Unit Pref: | Imperial |
| Blank Name: | FIPS code |
| Blank Info: | 04-60180 |
| Area Footnotes: | [2] |
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.
Rio Rico is located in Santa Cruz County, north of Nogales at the confluence of Sonoita Creek and the Santa Cruz River.[3]
According to the United States Census Bureau, the community has a total area of 62.3 square miles (161.2 km), all land.[4]
Rio Rico includes the site of the ghost town of Calabasas, Arizona.
As of the census[5] of 2010, there were 18,962 people living in the community, making it Santa Cruz County's second-largest community after its historic population center and county seat, Nogales. The population density was 304.6sp=usNaNsp=us. There were 6,356 housing units at an average density of 102.1sp=usNaNsp=us. The racial makeup of the community was 85.3% Hispanic or Latino, 0.4% Black or African American, 0.6% Native American, 0.5% Asian, 0.1% Pacific Islander, and 1.8% from two or more races. Approximately 11.4% of the population is non-Hispanic white.