2 entries match your criteria.
Historical Markers in Onyx
Bakersfield is the county seat for Kern County
Onyx is in Kern County
ADJACENT TO KERN COUNTY Los Angeles County (2425) ► San Bernardino County (454) ► San Luis Obispo County (141) ► Santa Barbara County (185) ►
Touch name above to highlight map location.
Touch blue arrow, or on map, to go there.
| On Isabella Walker Pass Road (State Highway 178) west of Doyle Ranch Road, on the left when traveling west. |
| On Isabella Walker Pass Road (State Highway 178 at milepost 79.8), on the right when traveling east. |
Nov. 13, 2026