Today sweetwater union, Bonita CA is count around 134 homes for sale at current average listing price of $915,017. Nearby neighborhoods of sweetwater union are 91913 - Chula Vista, 91910 - Chula Vista, 91950 - National City, 91911 - Chula Vista, 91977 - Spring Valley, Otay Ranch, 91902 - Bonita, Bonita, Chula Vista, National City. Most of sweetwater union homes are 3 bedrooms with 3 bathrooms.