Katy High School is a high school located in Katy, Texas which serves grades 9 through 12.

It is a part of the Katy Independent School District.

The school serves the City of Katy and draws students from Harris County, Waller County, and Fort Bend County.

Katy High School opened in 1898 to serve the children of local rice farmers.

Softball state champions (2) Football state champions (9)