Paso Robles (El Paso de Robles) is the fastest growing city in San Luis Obispo County. It sits on the Salinas River and north of the city of San Luis Obispo. It is famous for its hot springs, California red wine, and sponsoring the California Mid-State Fair. The town was incorporated in 1889, three years after the arrival of the Southern Pacific Railroad.

Paso Robles is home to some of the best red wine blends in the state of California.

The City of Paso Robles experienced great growth during the 1960s and 1970s. Not only was there an increase in the popularity of the best red wine blends, the California Mid-State Fair became a regional event and local lakes became popular vacation spots for families. All of these things within the confines of Paso Robles helped make the town a thriving city.