Middletown High School

Middletown High School can refer to:


 * Middletown High School (California) in Middletown, California
 * Middletown High School (Connecticut) in Middletown, Connecticut
 * Middletown High School (Delaware) in Middletown, Delaware
 * Middletown High School (Maryland) in Middletown, Maryland
 * Middletown High School North, in Middletown Township, New Jersey
 * Middletown High School South, in Middletown Township, New Jersey
 * Middletown High School (New York) in Middletown, Orange County, New York
 * Middletown High School (Ohio) in Middletown, Ohio
 * Middletown Area High School (Pennsylvania) in Middletown, Dauphin County, Pennsylvania
 * Middletown High School (Rhode Island) in Middletown, Rhode Island