91786 is zip code located in Upland, California. The population is 51,439, making 91786 the largest zipcode in Upland.
There are 10 public schools in 91786 with an average Homefacts rating of A-. The total crime rate for Upland is moderate , and there are 2 registered sex offenders residing in the zip code 91786. Unemployment in 91786 is moderate.