Sentinel is a former settlement in Fresno County, California.

[1] It was located 2.5 miles (4 km) west of Humphreys Station,[2] at an elevation of 843 feet (257 m).

[1] A post office operated at Sentinel from 1880 to 1883, from 1888 to 1897, and from 1905 to 1910.

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