Santa Barbara (Spanish: Santa Bárbara; ) is a coastal city in, and the county seat of, Santa Barbara County in the U.S. state of California. Situated on a south-facing 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 has been promoted as the "American Riviera". the city had an estimated population of 91,350, up from 88,410 in 2010, making it the second most populous city in the county after Santa Maria. 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 population of 220,000. The population of the entire county in 2010 was 423,895.