Fillmore and its neighboring agricultural communities are situated at the confluence of Sespe Creek and the Santa Clara River in Ventura County. This 2021 survey illustrates a valley landscape defined by citrus groves and established settlements like Bardsdale, Sespe Village, and North Fillmore. The transition from the flat, cultivated valley floor to the steep elevations of the Los Padres National Forest is immediate, with San Cayetano Mountain and Oat Mountain flanking the northern canyons. To the northeast, the Hopper Mountain National Wildlife Refuge provides a protected sanctuary in the high country. Significant waterways such as the Sespe Creek Wild and Scenic River course through deep incisions like Coldwater Canyon and Pine Canyon, highlighting the complex drainage patterns that feed the river valley below.
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This is the sole edition of this map. No revisions or reprints were ever made.
1900 · Piru
USGS Topo · 1:62,500
1903 · Santa Paula
USGS Topo · 1:62,500
1903 · Mt. Pinos
USGS Topo · 1:125,000
1903 · Tejon
USGS Topo · 1:125,000
1903 · Camulos
USGS Topo · 1:125,000
1921 · Piru
USGS Topo · 1:62,500
1941 · Piru
USGS Topo · 1:62,500
1942 · Santa Paula
USGS Topo · 1:62,500
1943 · Topatopa Mountains
USGS Topo · 1:24,000
1943 · Devils Heart Peak
USGS Topo · 1:24,000