85143 is zip code located in San Tan Valley, Arizona. The population is 35,655, making 85143 the largest zipcode in San Tan Valley and the 2nd largest in Pinal County.
There are 6 public schools in 85143 with an average Homefacts rating of B. , and there are 10 registered sex offenders residing in the zip code 85143. Unemployment in 85143 is moderate.
Zip codes within San Tan Valley include 85140.