Clear Brook High School is a secondary school located in unincorporated Harris County, Texas, United States, adjacent to the city of Friendswood. The school, which serves grades 9–12, is a part of the Clear Creek Independent School District. Clear Brook serves several communities, including portions of Friendswood, Houston, and unincorporated Harris County. The communities of Sterling Knoll, Bay Glen, Bay Knoll, Bay Pointe, Northfork, Heritage Park, Wedgewood, Forest Bend, and Sageglen are served by the school. The school colors are black, red, and silver. As of 2015 the school principal is Michele Staley.