Following is a listing of all Catholic high schools in the Diocese. Note that not all are actually operated by the Diocese.

Archbishop Hoban High School, Akron/Summit County (Co-ed), (Holy Cross)

Beaumont School, Cleveland Heights/Cuyahoga County (Girls), (Ursuline)

Benedictine High School, Cleveland/Cuyahoga County (Boys), (Benedictine)

Cleveland Central Catholic High School, Cleveland/Cuyahoga County (Co-ed)

Elyria Catholic High School, Elyria/Lorain County (Co-ed)

Gilmour Academy, Gates Mills/Cuyahoga County(Co-ed), (Holy Cross)

Holy Name High School, Parma Heights/Cuyahoga County (Co-ed)

Lake Catholic High School, Mentor/Lake County (Co-ed)

Magnificat High School, Rocky River/Cuyahoga County (Girls), (Sisters of the Humility of Mary)

Notre Dame-Cathedral Latin High School, Chardon/Geauga County(Co-ed), (Sisters of Notre Dame)

Our Lady of the Elms High School, Akron/Summit County (Girls), (Dominican)

Padua Franciscan High School, Parma/Cuyahoga County (Co-ed/Cuyahoga County), (Franciscan)

Regina High School, South Euclid (Girls), (Sisters of Notre Dame)

St. Edward High School, Lakewood/Cuyahoga County (Boys), (Holy Cross)

St. Ignatius High School, Cleveland/Cuyahoga County (Boys) (Jesuit)

St. Joseph Academy, Cleveland/Cuyahoga County (Girls), (Sisters of St. Joseph)

St. Martin de Porres High School, Cleveland/Cuyahoga County (Co-ed)

St. Peter Chanel High School, Bedford/Cuyahoga County (Co-ed)

St. Vincent-St. Mary High School, Akron/Summit County (Co-ed)

Trinity High School, Garfield Heights/Cuyahoga County (Co-ed), (Sisters of Saint Joseph of the Third Order of Saint Francis).

Villa Angela-St. Joseph High School, Cleveland/Cuyahoga County (Co-ed)

Walsh Jesuit High School, Cuyahoga Falls/Summit County (Co-ed), (Jesuit)