Maple Ridge Secondary is a public high school in Maple Ridge, British Columbia, Canada, part of School District 42 Maple Ridge-Pitt Meadows.

Maple Ridge Secondary offers academic courses as part of the Advanced Placement (AP) program, although only the English Language & Composition and English Literature & Composition courses have been taught. It was ranked 201st in the Fraser Institute annual ranking of schools in 2004/05. MRSS also offers an Outreach program for students from throughout the district who have fallen behind in their schooling.

MRSS sports teams include badminton, basketball, soccer, wrestling, mountain biking, cheerleading, field hockey, swimming, rugby, cross country, track and field, volleyball, water polo, tennis, golf, field lacrosse, and ball hockey.

MRSS is known within its school district and the province of British Columbia for its Digital Art Academy, which offers students classes in the digital arts. These include creating:

• Art with Photoshop
• Websites
• Sound effects and music
• Short films
• Poster art and cartoon-art with Illustrator and Photoshop
• Programming games using Adobe Director and Flash. MRSS is the only school in School District 42 to offer a certificate of membership to a Digital Art Academy.

• Much of the music video for Likey, by K-pop girl group Twice, was filmed on the school's campus in 2017.

• Robert Mundell, 1949.
• Tyler Labine, actor 1996.
• Karina LeBlanc, Member of the Canadian Women's Olympic Soccer Team 2008 and 2012.
• Andrew Ladd, NHL player 2003.
• Larry Walker, MLB 5x All Star, 1997 National League MVP
• Brandon Yip, NHL player 2003.
• Maggie Coles-Lyster, 2017, Pan Am Games Cyclist
• Taryck Tahid, 2023, youngest player in history to sign a Canadian Premier League contract, Vancouver FC at the age of 16 years and 16 days

• MRSS website

School Reports - Ministry of Education

• Class size
• Satisfaction survey
• School performance
• Skills assessment