ZIP Code ZIP 91911

The 91911 ZIP code lies in the southwestern section of Chula Vista, California, situated roughly 8 miles north of the U.S.–Mexico border in San Diego’s South Bay region. It is bounded by Palomar Street to the north, the Otay River valley to the south, Interstate 5 to the west, and Heritage Road to the east, spanning dense neighborhoods like Castle Park and Montgomery. Attached properties account for a significant portion of the local real estate, with active condo and townhouse listings priced between $378,500 and $1,599,900.