Santa Cruz County ZIP Codes

List of ZIP Codes in Santa Cruz County

The following table lists ZIP Codes associated with Santa Cruz County, Arizona, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.


S.N. Zip Code Latitude Longitude City Population Density
1 85611 31.64266 -110.51334 Elgin 1,413 1.4
2 85621 31.42345 -111.03764 Nogales 21,512 29.2
3 85624 31.51768 -110.71039 Patagonia 1,342 1.5
4 85637 31.72108 -110.69258 Sonoita 1,133 3.5
5 85640 31.56755 -111.04473 Tumacacori 162 21.9
6 85646 31.62009 -111.05192 Tubac 1,280 7.1
7 85648 31.51262 -111.00807 Rio Rico 21,844 39.2


About Santa Cruz County ZIP Codes

Santa Cruz County in Arizona (AZ) is served by approximately 7 ZIP Codes. These codes cover residential neighborhoods, business districts, and rural areas that fall under the county's jurisdiction.

Based on ZIP-level population estimates, the total population covered by these ZIP Codes is around 48,686 people. Population and density values vary from one ZIP Code to another, reflecting the mix of dense urban communities and lower-density suburban or rural zones.

Many of the most significant population centers in Santa Cruz County are located in cities such as Rio Rico, Nogales, Elgin, Patagonia, Tubac. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Santa Cruz County, Arizona follow the America/Phoenix time zone.