NMHS

NMHS may refer to:

United States

 * North Medford High School, Oregon
 * North Mecklenburg High School, North Carolina
 * North Mesquite High School, Texas
 * Newark Memorial High School, California
 * New Milford High School (disambiguation), several schools in the U.S.

Other countries

 * Naples Middle/High School, Gricignano di Aversa, Italy
 * Norwood Morialta High School, former name of Norwood International High School, Adelaide, Australia

Other uses

 * National Maritime Historical Society, an American non-profit organization