Mentor is a home rule-class city in Campbell County, Kentucky, United States.

As of the census[5] of 2010, there were 193 people, 75 households, and 54 families residing in the city.

24.0% of all households were made up of individuals, and 8.0% had someone living alone who was 65 years of age or older.

About 3.8% of families and 1.8% of the population were below the poverty line, including none of those under the age of eighteen and 9.1% of those 65 or over.

[6] Residents are zoned to Campbell County High School in Alexandria.