Santa Barbara is the county seat of Santa Barbara County, California, United States. Situated on an east-west trending section of coastline, the longest such section on the West Coast of the United States, the city lies between the steeply-rising Santa Ynez Mountains and the Pacific Ocean. Santa Barbara's climate is often described as Mediterranean, and the city is known as the "American Riviera." As of the census of 2010, the city had a population of 88,410, a loss of 1,190 from the previous census, making it the second largest city in the county after Santa Maria while the contiguous urban area, which includes the cities of Goleta and Carpinteria, along with the unincorporated regions of Isla Vista, Montecito, Mission Canyon, Hope Ranch, Summerland, and others, has an approximate populat