Today san marcos, San Marcos CA is count around 12 homes for sale at current average listing price of $1,015,415. Nearby neighborhoods of san marcos are 92069 - San Marcos, 92009 - Carlsbad, 92081 - Vista, Discovery Hills, La Costa, Lake San Marcos, Rancho Coronado, San Elijo Hills, Vista, WestRidge. Most of san marcos homes are 3 bedrooms with 3 bathrooms.