| Jurisdictions | Boards of Education |
Schools | Roman Catholic Separate School Boards |
Schools |
|---|---|---|---|---|
| Brant | Brant County | All | Brant County | St. John's College Assumption College |
| Bruce | Bruce County | All | Bruce-Grey County | Sacred Heart St. Mary's |
| Durham | Durham | All | Durham Region | Denis O'Connor Paul Dwyer É.S. Charles Gamier Father Leo Austin Monsignor John Pereyma St. Mary |
| Elgin | Elgin County | All | Elgin County | St.Joseph |
| Essex | Essex County | All | Essex County | St Anne/Sainte-Anne Cardinal Carter É.S. L'Essor St. Thomas of Villanova |
| City of Windsor | City of Windsor | All | Windsor | Assumption College F. J. Brennan E. J. Lajeunesse Holy Names St. Joseph's St. Michael's Catholic Central |
| Grey | Grey County | All | Bruce-Grey County | St. Mary's Sacred Heart |
| Haldimand | Haldimand | All | Haldimand-Norfolk | – |
| Hastings | Hastings County | All | Hastings-Prince Edward County |
Nicholson Senior St. Paul |
| Huron | Huron County | All | Huron-Perth County | – |
| Kent | Kent County | All | Kent County | Paincourt Ursuline College "The Pines" |
| Lambton | Lambton County | All | Lambton County | St. Patrick's Saint-François-Xavier |
| Lanark | Lanark County | All | Lanark, Leeds and Grenville county | St. John's |
| Leeds and Grenville | Leeds and Grenville County | All | Lanark, Leeds and Grenville county | St. Mary's |
| Lincoln | Lincoln County | All | Lincoln County | Denis Morris Holy Cross |
| Middlesex | Middlesex County | All | London and Middlesex County | Regina Mundi College |
| City of London | City of London | All | London and Middlesex County | Catholic Central/St. Peter's John Paul II St. Thomas Aquinas St. Joseph |
| Niagara South | Niagara South | All | Welland County | Notre Dame College Saint Paul St. Michael |
| Norfolk | Norfolk | All | Haldimand-Norfolk | – |
| Northumberland and Newcastle | Northumberland and Newcastle | All | Peterborough, Victoria, Northumberland and Newcastle | St. Stephen's St. Mary's |
| Oxford | Oxford County | All | Oxford County | St. Mary's |
| Perth | Perth County | All | Huron-Perth County | – |
| Renfrew | Renfrew County | All | Renfrew County | Bishop Smith St. Joseph's É.S. Jeanne-Lajoie |
| Simcoe | Simcoe County | All | Simcoe County | Holy Trinity St Joseph's St Theresa's St Thomas Aquinas Jean Vanier Patrick Fogarty É.S. Nouvelle Alliance |
| Stormont, Dundas and Glengarry | Stormont, Dundas and Glengarry County | All | Stormont, Dundas and Glengarry County | St. Joseph's É.S. La Citadelle É.S. Régionale-Glengarry É.S. Communautaire |
| Waterloo | Waterloo County | All | Waterloo Region | Monsignor E. A. Doyle St. Benedict St. David St. Jerome St. Mary's Resurrection Catholic |
| Wellington | Wellington County | All | Wellington County | Bishop MacDonnell Our Lady of Lourdes St. James |
| Wentworth | Wentworth County | All | Hamilton-Wentworth | – |
| City of Hamilton | City of Hamilton | All | Hamilton-Wentworth | Bishop Ryan Cardinal Newman Cathedral School St. Jean de Brébeuf St. Mary's St Thomas More |
| York | – | – | Metropolitan | All except St. Michael's College |
| Borough of East York | Borough of East York | All | – | – |
| City of Etobicoke | City of Etobicoke | All | – | – |
| City of North York | City of North York | All | – | – |
| City of Scarborough | City of Scarborough | All | – | – |
| City of Toronto | City of Toronto | All | – | – |
| City of York | City of York | All | – | – |
| Toronto | Conseil des écoles françaises de la communauté urbaine de Toronto | All | Metropolitan | Collège français à Jarvis É.S. Étienne-Brûlé |
| York Region | York Region | All | York Region | Brother André Cardinal Carter Father Bressani Father Michael McGivney Holy Cross Sacred Heart St. Elizabeth St. Joan of Arc St. Robert |