Union High School

Union High School may refer to:

United States

 * Natchez Union High School, Natchez, Mississippi
 * Redondo Union High School, Los Angeles, California
 * Union High School (Modoc), Modoc, Indiana
 * Union High School (Dugger), Dugger, Indiana
 * Union High School (Iowa), La Porte City, Iowa
 * Union High School (Grand Rapids, Michigan)
 * Union High School (Missouri), Union, Missouri
 * Union High School (New Jersey), Union Township, Union County, New Jersey
 * Union High School (North Carolina), Delway, North Carolina
 * Union High School (Oklahoma), Tulsa, Oklahoma
 * Union High School (Oregon), Union, Oregon
 * Union High School-Main Street Grammar School, Union, South Carolina
 * Union High School (Utah), Roosevelt, Utah
 * Union High School (Big Stone Gap, Virginia)
 * Union High School (Camas, Washington)
 * Union High School (Black River Falls, Wisconsin)

South Africa

 * Union High School (Graaff-Reinet), Eastern Cape, South Africa