Colerain High School is a public high school located near Cincinnati, Ohio.

It is part of the Northwest Local School District.

The high school is located in Colerain Township, about 14 miles northwest of downtown Cincinnati.

Today's Colerain High School opened in 1964 at its newer address, 8801 Cheviot Road.

Colerain is among the largest schools in the Cincinnati area and in the state of Ohio.