It contains all of Santa Barbara County, most of San Luis Obispo County, and part of Ventura County. Cities in the district include Santa Barbara, Ventura, San Luis Obispo, Santa Maria, and Ojai.
This area comprises the entirety of Santa Barbara County, the majority of San Luis Obispo County, and a segment of Ventura County. Notable urban centers in the region include Santa Barbara, Ventura, San Luis Obispo, Santa Maria, and Ojai.