The Katy Independent School District (KISD) is a public school district based in Katy, Texas, United States with an enrollment of over 70,000 students. As of August 2009, the district was rated as “Recognized” by the Texas Education Agency.
The district serves 181 square miles (469 km2) in parts of Harris County, Fort Bend County and Waller County. Most of the district lies within the boundaries of the City of Houston, the City of Katy or their municipalities’ extraterritorial jurisdiction (ETJ). Unincorporated areas in Katy ISD include Barker, Cinco Ranch, and Cimarron.