Decatur High School

Decatur High School could refer to:


 * Decatur High School (Alabama) &mdash; Decatur, Alabama
 * Decatur High School (Arkansas) &mdash; Decatur, Arkansas
 * Decatur High School (Georgia) &mdash; Decatur, Georgia
 * Stephen Decatur High School (Decatur, Illinois), (1911–2000)
 * Decatur High School (Michigan) &mdash; Decatur, Michigan
 * Decatur High School (Texas) &mdash; Decatur, Texas
 * Decatur High School (Federal Way, Washington) &mdash; Federal Way, Washington
 * Decatur Central High School &mdash; Indianapolis, Indiana
 * Stephen Decatur High School (Maryland) &mdash; Berlin, Maryland