Collegiate School may refer to:

• The Collegiate School of St Peter, a private Anglican boys' school in Adelaide, Australia. Commonly known as St Peter's College
• St Michael's Collegiate School, a private Anglican girls' day and boarding primary, intermediate and high school in Hobart, Australia
• St Peter's Collegiate Girls' School, a private Anglican girls' school in Adelaide, Australia. Commonly known as St Peter's Girls' School

• Rajshahi Collegiate School, First and oldest school in Bangladesh
• Chittagong Collegiate School, A School in Chittagong, Bangladesh

• Collegiate School (Jamaica), a school in Kingston

• Sir Edmund Hillary Collegiate a public primary, middle and high school in South Auckland, New Zealand
• St Paul's Collegiate School, a private Anglican day and boarding high school in Hamilton, New Zealand
• St Matthew's Collegiate School, a state integrated Anglican girls' day and boarding intermediate and high school in Masterton, New Zealand
• Samuel Marsden Collegiate School, a private Anglican girls' primary, intermediate and high school in Wellington, New Zealand
• Wanganui Collegiate School, a state integrated Anglican coed high school in Whanganui, New Zealand
• St Hilda's Collegiate School, an Anglican state integrated girls' day and boarding intermediate and high school in Dunedin, New Zealand

• Collegiate Girls High School a public high school for girls Gqeberha, Eastern Cape province

• Bournemouth Collegiate School, Bournemouth, United Kingdom
• Collegiate School, Bristol, United Kingdom (formerly Colston's and Colston’s Collegiate School)
• Hull Collegiate School, Kingston upon Hull, United Kingdom
• North London Collegiate School, Edgware, London
• Sheffield Collegiate School, Sheffield, United Kingdom

• The Collegiate School (1701–1718), original name for Yale University
• Collegiate School (New York City), an independent school for boys in New York City
• Collegiate School (New Jersey), a private coeducational day school in Passaic County, New Jersey
• Collegiate School (Richmond, Virginia), a preparatory school in Richmond, Virginia
• Collegiate High School (Lakeland, Florida), a charter high school located on the Lakeland, Florida campus of Polk State College
• Northwest Florida State College, a school in Niceville, Florida
• State College of Florida Collegiate School, a school in Bradenton, Florida

• Collegiate institute, an institution of secondary or postsecondary education; used primarily in Canada