Parkland High School or Parklands High School may refer to one of the following secondary schools:

• Parkland High School (Pennsylvania), Allentown, Pennsylvania
• Parkland High School (Texas), El Paso, Texas
• Parkland Magnet High School, Winston-Salem, North Carolina
• Parklands High School (Lancashire), Chorley, Lancashire
• Parklands High School, Liverpool, Speke, Liverpool, Mereyside
• Parklands High School (West Yorkshire), a former secondary school in Seacroft, Leeds, West Yorkshire
• Parklands High School (Burnie), a secondary school located on the North West Coast of Tasmania, Australia
• Parklands High School, Alberton, a secondary school located in Gauteng, South Africa.

• Parkland (disambiguation)
• Marjory Stoneman Douglas High School, Parkland, Florida
  • Parkland high school shooting, in 2018, which resulted in the deaths of 17 people, and injuries of 17 others
• Parkland Secondary School, North Saanich, Vancouver Island, British Columbia, Canada
• Parkland Secondary (Sidney, British Columbia)
• Parkland Middle School, Montgomery County, Maryland, USA