Northwest School may refer to:

• Northwest School (art), a 20th-century art movement centered in the Pacific Northwest
• Northwest School of the Arts, a grade 6 through 12 art magnet school in Charlotte, North Carolina, U.S.
• Northwest Christian School, a private Christian school in Phoenix, Arizona, United States
• Northwest Elementary School, a public school in the Reading School District
• Northwest Film School, a private, non-profit educational institution specializing in digital media production
• North-West School, Hartford, Connecticut
• Northwest School, Seattle, a private school in Seattle, Washington, U.S.