The station was at the site of the earlier Depot Camp on Posey Creek, established by the 1853 Pacific Railroad Survey Expedition of the U. S. Army led by Lieutenant Robert Stockton Williamson. It was a stopping place on the Stockton - Los Angeles Road.
The site is 2.5 miles (4.0 km) east of the intersection of Glennville-Bakersfield/Granite Road and Round Mountain Road. The California Historical Landmark Marker Number 539 at the intersection is seen on the left when traveling south on Glennville-Bakersfield/Granite Road.
California Historical Landmark Marker reads:
NO. 539 POSEY STATION OF BUTTERFIELD OVERLAND MAIL LINES - Two and one-half miles east of this point stood the Posey Station on the Butterfield Overland Stage route that ran from St. Louis, Missouri through present-day Kern County to San Francisco during 1858-61, until the outbreak of the Civil War.
Fort Tejon – Located 15 miles southwest of Sink of Tejon Station, north of and below the summit of Tejon Pass.
Reed's Station – Located 8 miles southeast of Fort Tejon, near, to the south of the summit of the Tejon Pass.
French John's Station – Located 14 miles east southeast of Reeds Station, in the vicinity of the mouth of Cow Springs Creek Canyon.
Mud Spring, a later station operating in 1860, 14 miles east from French Johns and 13 miles north from Clayton's Station (formerly Widow Smith's Station). [1]
