As of 2015, the Keller Independent School District has five high schools, including Fossil Ridge High School, Keller High School and Timber Creek High School. Keller ISD also has six middle schools, including Indian Springs Middle School, Timberview Middle School and Trinity Springs Middle School.
Six intermediate schools and 23 elementary schools compose part of Keller ISD, as well. These schools include Bear Creek Intermediate School, Trinity Meadows Intermediate School, Eagle Ridge Elementary School and Whitley Road Elementary School.
Keller ISD received a "met standard" accountability rating from the Texas Education Agency in 2015, the highest possible rating. For the 2014-2015 school year, all 39 Keller ISD schools met the accountability standard, and 11 schools received at least one Distinction Designation.