Fillmore is a small city in Ventura County, California, United States, in the Santa Clara River Valley. This small community is nestled in the beautiful Santa Clara Valley amongst acres upon acres of fragrant blossoming orange trees and breathtaking hillside vistas that one could only dream about in California. From our nostalgic downtown storefronts to the famous Fillmore & Western Railway, the City of Fillmore is the "Best Small Town in California" The City of Fillmore was incorporated on July 10, 1914 and is a full-service municipality serving 16,419 residents within the 2.2 square mile city limits. About 35 full time employees and a handful of part time employees focus on delivering key services to our residents, business, and visitors to ensure Fillmore remains a fiscally stable, economically vibrant, safe, clean, and desirable community.