Mount Hebron is a census-designated place in Siskiyou County, California, United States.

[2] According to the United States Census Bureau, the CDP has a total area of 0.7 square miles (1.8 km2), all of it land.

This region experiences warm (but not hot) and dry summers, with no average monthly temperatures above 71.6 °F.

[3] The 2010 United States Census[4] reported that Mount Hebron had a population of 95.

11 households (34.4%) were made up of individuals, and 8 (25.0%) had someone living alone who was 65 years of age or older.

There were 43 housing units at an average density of 60.3 per square mile (23.3/km2), of which 24 (75.0%) were owner-occupied, and 8 (25.0%) were occupied by renters.

There were 10.5% of families and 22.5% of the population living below the poverty line, including 18.2% of under eighteens and 33.3% of those over 64.

[7] Federally, Mount Hebron is in California's 1st congressional district, represented by Republican Doug LaMalfa.