Ventura County administrative offices are located at 800 South Victoria Avenue, Ventura, CA 93009; phone: 804‑654‑2681.
TOWNS
Ventura County was created in 1873 from part of Santa Barbara County. The Southern Pacific Railroad arrived in the county seat in 1887. It is the railroad which popularized the shortened name, Ventura, for the official city name, San Buenaventura.