‘- Buellton is a small city in Santa Barbara County, California, United States. The city of Buellton is one of the communities that make up the Santa Ynez Valley. The 93427 zip code is located in the Buellton community of California in Santa Barbara county. You can learn more about Real Estate in Buellton CA 93427 below, including current Homes For Sale: Condos, Townhomes, Foreclosures and Bank Owned Properties, Short Sales and more. Our Local Buellton CA Realtors can assist you with selling your home in California or buying your next piece of Real Estate in or around the Buellton CA 93427 community. Be sure to check out our FREE Instant Home Value wizard to get a quick report on your homes current estimated value.