Colonel By Secondary School is a high school in the Beacon Hill neighbourhood of Ottawa, Ontario, Canada. It is a non-semestered school, and was the only English public school in Ottawa that offers the International Baccalaureate (IB) diploma programme until Merivale High School began its IB programme in September 2019. Colonel By is renowned locally and provincially as an academically rigorous school. In the 2018–19 school year, it was ranked the sixth best secondary school in Ontario by the Fraser Institute.
London Central Secondary School is a public secondary school located at the corner of Dufferin Avenue and Waterloo Street in downtown London, Ontario. It is a member of the Thames Valley District School Board. It has approximately 1000 students in full attendance, ranging from grades nine to twelve.
Aurora High School is one of five high schools in Aurora, Ontario, and is one of two under the jurisdiction of the York Region District School Board. It serves students from Grades 9 to 12. Aurora High School has a strong French immersion program, and used to serve as the feeder school for many local French immersion public schools, however as of the 2019–2020 school year, the only French immersion elementary school is Lester B. Pearson PS in Aurora. This includes Aurora, Whitchurch-Stouffville, Oak Ridges, and King City
Bayridge Secondary School is a secondary school located in Kingston, Ontario, Canada, offering grades 9 to 12. The school is located in the former Kingston Township, in a neighbourhood known as Bayridge, and is part of the Limestone District School Board.
East York Collegiate Institute, formerly East York High School is a public high-school in Toronto, Ontario, Canada. It is located in the former borough of East York at the corner of Coxwell and Cosburn Avenues. It was part of the East York Board of Education until 1998 when the board became part of the Toronto District School Board. Its motto is "Honos Per Ministrium".
St. Aloysius Gonzaga Secondary School is a Catholic high school located in the Erin Mills community of Mississauga, Ontario, named after Saint Aloysius Gonzaga. The school opened in Mississauga in 2001, after spending a year as a holding school in Georgetown. It is a joint venture between the city of Mississauga and the Dufferin-Peel Catholic District School Board. According to the Fraser Institute, it is currently ranked 2nd in the Dufferin-Peel Catholic District School Board behind, 6th in Mississauga, and 63rd out of 623 high schools in Ontario.
Lakeshore Catholic High School is a high school located in Port Colborne, just north of the eastern edge of Lake Erie, in Ontario, Canada. It is part of the Niagara Catholic District School Board, and competes with students from communities in Fort Erie, Wainfleet, Dunnville and Port Colborne. The city is also serviced by a community based public high school, Port Colborne High School.
Saunders Secondary School is a public secondary school located at 941 Viscount Road in the Westmount suburb of London, Ontario, Canada. It is named after William Saunders. William Saunders was a Canadian pioneer and an authority on agriculture and horticulture. Grades offered are 9–12. Saunders' school colours are red and gold and its mascot is a sabre-tooth tiger. Saunders Secondary School is the largest high school in the Thames Valley District School Board with close to 2000 students and 120 teachers. As of 2008, Saunders is also the site of new credit summer school for the TVDSB.
Opened in 1980, St. Mark Catholic High School is located in Manotick, a neighbourhood in the city of Ottawa. Its enrollment is currently around 1100 after losing about 600 students to St. Francis Xavier Catholic High School in 2009 & 2010, after the completion of its construction in 2009. St. Francis Xavier is located just down Limebank Road, less than 10 minutes from St. Mark.
Honourable W.C. Kennedy Collegiate is a secondary school located in central Windsor, Ontario, Canada. It is part of the Greater Essex County District School Board (GECDSB).
Resurrection Catholic Secondary School is a Catholic high school in Kitchener, Waterloo Region, Ontario, Canada.
St. Thomas Aquinas Catholic Secondary School is a high school located in the western part of Old Oakville in Oakville, Ontario. St. Thomas Aquinas is a member of the Halton Catholic District School Board. There are over 1100 students attending the school in grades 9 through 12.
Brampton Centennial Secondary School (BCSS) is a public high school located in Brampton, Ontario, Canada and is part of the Peel District School Board. In September 2008, BCSS had 1,775 students.
Regiopolis - Notre Dame Catholic Secondary School is a secondary school located in Kingston, Ontario, Canada offering grades 9 to 12. It is one of three schools in Kingston that offer the International Baccalaureate (IB) program, and is Canada's oldest English Catholic high school.
Vincent Massey Secondary School, commonly known as Massey, is a public high school located in the South Windsor neighbourhood in Windsor, Ontario, Canada. The school is under the jurisdiction of the Greater Essex County District School Board, one of the four school boards in Windsor–Essex. The school was named after Vincent Massey, the first Canadian-born Governor General of Canada. Currently, the school has a population of over 2000 students.
St. Francis Xavier Secondary School is a Catholic high school in Mississauga, Ontario, Canada, overseen by the Dufferin-Peel Catholic District School Board. As of October 29, 2021, it has 1,840 students, about 130 teaching and support staff, and a childcare centre. The school mascot is the Tiger. The school has an International Baccalaureate (IB) diploma program and Specialist High Skills Major programs for Health & wellness, Hospitality & Tourism, and Transportation.
Brockville Collegiate Institute (BCI) is a Brockville public intermediate and high school that follows the Ontario curriculum.
Lord Dorchester Secondary School is a Thames Valley District School Board Secondary School located in the town of Dorchester, Ontario, part of the municipality of Thames Centre, in the county of Middlesex, in Ontario, Canada.
Bayside Secondary School is a high school in Quinte West, Ontario, Canada and is part of the Hastings & Prince Edward District School Board. It is one of the largest high schools by area in North America.
St. Jean de Brébeuf Catholic Secondary School is a Catholic secondary school for the city of Hamilton. It is a part of the Hamilton-Wentworth Catholic District School Board and is located on the East Mountain of the city, serving the south-east of Hamilton as well as parts of Binbrook, Caledonia and Glanbrook.
