# List of school districts in Ontario

This is a list of school districts in Ontario.
There are 76 public school boards in Ontario, including 38 public secular boards (34 English boards and 4 French boards (ACÉPO)), 38 public separate boards (29 English Catholic boards, 8 French Catholic boards and 1 English Protestant board), and 7 public school authorities that operate in children's treatment centres.

## School boards

| School board | Type | Language | Headquarters | Census division(s) served | Number of elementary and intermediate schools | Number of secondary schools |
| Algoma District School Board | Public | English | Sault Ste. Marie | Algoma | 28 | 9 |
| Avon Maitland District School Board | Public | English | Seaforth | Huron, Perth | 31 | 9 |
| Bluewater District School Board | Public | English | Chesley | Bruce, Grey | 40 | 9 |
| District School Board of Niagara | Public | English | St. Catharines | Niagara | 79 | 16 |
| District School Board Ontario North East | Public | English | Timmins | Cochrane, Timiskaming | 26 | 11 |
| Durham District School Board | Public | English | Whitby | Durham | 107 | 20 |
| Grand Erie District School Board | Public | English | Brantford | Brant, Haldimand, Norfolk | 59 | 14 |
| Greater Essex County District School Board | Public | English | Windsor | Essex | 59 | 17 |
| Halton District School Board | Public | English | Burlington | Halton | 85 | 17 |
| Hamilton-Wentworth District School Board | Public | English | Hamilton | Hamilton | 95 | 13 |
| Hastings & Prince Edward District School Board | Public | English | Belleville | Hastings, Prince Edward | 40 | 9 |
| James Bay Lowlands Secondary School Board | Public | English | Moosonee | Town of Moosonee | 0 | 1 |
| Kawartha Pine Ridge District School Board | Public | English | Peterborough | Northumberland, Peterborough, Durham (Municipality of Clarington) | 73 | 16 |
| Keewatin-Patricia District School Board | Public | English | Kenora | Kenora | 17 | 6 |
| Lakehead District School Board | Public | English | Thunder Bay | Thunder Bay | 26 | 5 |
| Lambton Kent District School Board | Public | English | Sarnia | Chatham-Kent, Lambton | 55 | 13 |
| Limestone District School Board | Public | English | Kingston | Frontenac, Lennox/Addington | 53 | 12 |
| Moose Factory Island District School Area Board | Public | English | Moose Factory | Town of Moose Factory | 1 | 0 |
| Moosonee District School Area Board | Public | English | Moosonee | Town of Moosonee | 1 | 0 |
| Near North District School Board | Public | English | North Bay | Nipissing, Parry Sound, Muskoka (Northern section) | 36 | 8 |
| Ottawa-Carleton District School Board | Public | English | Ottawa | Ottawa | 118 | 31 |
| Peel District School Board | Public | English | Mississauga | Peel | 213 | 42 |
| Rainbow District School Board | Public | English | Sudbury | Manitoulin, Sudbury | 28 | 10 |
| Rainy River District School Board | Public | English | Fort Frances | Rainy River | 11 | 3 |
| Renfrew County District School Board | Public | English | Pembroke | Renfrew, Nipissing (Southern section) | 25 | 9 |
| Simcoe County District School Board | Public | English | Midhurst | Simcoe | 87 | 23 |
| Superior-Greenstone District School Board | Public | English | Marathon | Thunder Bay (Eastern) | 12 | 5 |
| Thames Valley District School Board | Public | English | London | Elgin, Middlesex, Oxford | 131 | 27 |
| Toronto District School Board | Public | English | Toronto | Toronto | 473 | 105 |
| Trillium Lakelands District School Board | Public | English | Lindsay | Haliburton, Kawartha Lakes, Muskoka | 40 | 8 |
| Upper Canada District School Board | Public | English | Brockville | Lanark, Leeds/Grenville, Prescott/Russell, Stormont/Dundas/Glengarry | 83 | 24 |
| Upper Grand District School Board | Public | English | Guelph | Dufferin, Wellington | 66 | 14 |
| Waterloo Region District School Board | Public | English | Kitchener | Waterloo | 103 | 17 |
| York Region District School Board | Public | English | Aurora | York | 175 | 33 |
| Conseil des écoles publiques de l'Est de l'Ontario | Public | French | Ottawa | Frontenac, Northumberland, Ottawa, Prescott/Russell, Renfrew, Stormont/Dundas/Glengarry | 32 | 14 |
| Conseil scolaire Viamonde | Public | French | Toronto | Durham, Essex, Halton, Hamilton, Lambton, Niagara, Peel, Simcoe, Toronto, Wellington, Waterloo, York | 47 | 14 |
| Conseil scolaire de district du Grand Nord de l'Ontario | Public | French | Sudbury | Algoma, Sudbury, Thunder Bay | 15 | 9 |
| Conseil scolaire de district du Nord-Est de l'Ontario | Public | French | North Bay | Cochrane, Nipissing, Timiskaming | 9 | 6 |
| Algonquin and Lakeshore Catholic District School Board | Public Catholic | English | Napanee | Frontenac, Hastings, Lennox/Addington | 37 | 6 |
| Brant Haldimand Norfolk Catholic District School Board | Public Catholic | English | Brantford | Brant, Haldimand, Norfolk | 30 | 4 |
| Bruce-Grey Catholic District School Board | Public Catholic | English | Hanover | Bruce, Grey | 11 | 2 |
| Catholic District School Board of Eastern Ontario | Public Catholic | English | Kemptville | Lanark, Leeds/Grenville, Prescott/Russell, Stormont/Dundas/Glengarry, Cornwall | 41 | 10 |
| Dufferin-Peel Catholic District School Board | Public Catholic | English | Mississauga | Peel, Dufferin | 125 | 26 |
| Durham Catholic District School Board | Public Catholic | English | Oshawa | Durham | 38 | 8 |
| Halton Catholic District School Board | Public Catholic | English | Burlington | Halton | 45 | 10 |
| Hamilton-Wentworth Catholic District School Board | Public Catholic | English | Hamilton | Hamilton | 48 | 8 |
| Huron-Perth Catholic District School Board | Public Catholic | English | Dublin | Huron, Perth | 16 | 2 |
| Huron-Superior Catholic District School Board | Public Catholic | English | Sault Ste. Marie | Algoma | 20 | 3 |
| Kenora Catholic District School Board | Public Catholic | English | Kenora | Kenora | 5 | 1 |
| London District Catholic School Board | Public Catholic | English | London | Elgin, Middlesex, Oxford | 46 | 9 |
| Niagara Catholic District School Board | Public Catholic | English | Welland | Niagara | 51 | 8 |
| Nipissing-Parry Sound Catholic District School Board | Public Catholic | English | North Bay | Nipissing, Parry Sound | 12 | 1 |
| Northeastern Catholic District School Board | Public Catholic | English | Timmins | Cochrane, Timiskaming | 13 | 2 |
| Northwest Catholic District School Board | Public Catholic | English | Fort Frances | Rainy River, Kenora (Western) | 6 | 0 |
| Ottawa Catholic School Board | Public Catholic | English | Ottawa | Ottawa | 66 | 17 |
| Peterborough Victoria Northumberland and Clarington Catholic District School Board | Public Catholic | English | Peterborough | Kawartha Lakes, Northumberland, Peterborough, Durham (Clarington) | 31 | 6 |
| Renfrew County Catholic District School Board | Public Catholic | English | Pembroke | Renfrew | 22 | 2 |
| Simcoe Muskoka Catholic District School Board | Public Catholic | English | Barrie | Muskoka, Simcoe | 41 | 9 |
| St. Clair Catholic District School Board | Public Catholic | English | Wallaceburg | Chatham-Kent, Lambton | 26 | 2 |
| Sudbury Catholic District School Board | Public Catholic | English | Sudbury | Sudbury | 17 | 4 |
| Superior North Catholic District School Board | Public Catholic | English | Terrace Bay | Thunder Bay (Northern & Eastern) | 9 | 0 |
| Thunder Bay Catholic District School Board | Public Catholic | English | Thunder Bay | Thunder Bay | 18 | 3 |
| Toronto Catholic District School Board | Public Catholic | English | Toronto | Toronto | 167 | 29 |
| Waterloo Catholic District School Board | Public Catholic | English | Kitchener | Waterloo | 46 | 6 |
| Wellington Catholic District School Board | Public Catholic | English | Guelph | Wellington | 17 | 4 |
| Windsor-Essex Catholic District School Board | Public Catholic | English | Windsor | Essex | 39 | 10 |
| York Catholic District School Board | Public Catholic | English | Aurora | York | 90 | 16 |
| Conseil des écoles catholiques du Centre-Est | Public Catholic | French | Ottawa | Frontenac, Hastings, Lanark, Leeds/Grenville, Ottawa, Renfrew | 50 | 10 |
| Conseil scolaire catholique MonAvenir | Public Catholic | French | Toronto | Brant, Durham, Halton, Hamilton, Niagara, Peel, Peterborough, Simcoe, Toronto, Waterloo, Wellington, York | 55 | 10 |
| Conseil scolaire de district catholique de l'Est ontarien | Public Catholic | French | L'Orignal | Prescott/Russell, Stormont/Dundas/Glengarry | 32 | 8 |
| Conseil scolaire de district catholique des Aurores boréales | Public Catholic | French | Thunder Bay | Kenora, Thunder Bay | 10 | 2 |
| Conseil scolaire catholique de district des Grandes-Rivières | Public Catholic | French | Timmins | Cochrane, Timiskaming | 34 | 11 |
| Conseil scolaire catholique du Nouvel-Ontario | Public Catholic | French | Sudbury | Algoma, Manitoulin, Sudbury | 29 | 10 |
| Conseil scolaire catholique Franco-Nord | Public Catholic | French | North Bay | Nipissing | 13 | 3 |
| Conseil scolaire catholique Providence | Public Catholic | French | Windsor | Chatham-Kent, Essex, Grey, Lambton, Middlesex, Oxford | 26 | 8 |
| Penetanguishene Protestant Separate School Board | Public Protestant | English | Penetanguishene | Town of Penetanguishene | 1 | 0 |
| Bloorview School Authority | Public (Children's Treatment Centre) | English | Toronto | Toronto | 1 | 0 |
| Grandview School Authority | Public (Children's Treatment Centre) | English | Ajax | Durham (Ajax) | 1 | 0 |
| John McGivney Children's Centre School Authority | Public (Children's Treatment Centre) | English | Windsor | Essex | 1 | 0 |
| Niagara Peninsula Children's Centre School Authority | Public (Children's Treatment Centre) | English | St. Catharines | Niagara | 1 | 0 |
| Ottawa Children's Treatment Centre School Authority | Public (Children's Treatment Centre) | English | Ottawa | Ottawa | 1 | 0 |
| Provincial Schools Branch (Ontario Ministry of Education) | Public (Schools for Deaf, blind, deafblind, and/or severely learning disabled students) | English/French | Milton | Brant (Brantford), Halton (Milton), Middlesex (London), Ottawa | 11 | 11 |
| The KidsAbility School Authority | Public (Children's Treatment Centre) | English | Waterloo | Waterloo (Cambridge and Waterloo) | 1 | 0 |

## Former school districts

There were a number of schools governed by "school authorities," which managed schools in remote and sparsely populated regions. Effective September 1, 2009, 20 isolated school authorities were amalgamated with district school boards.
* Airy & Sabine District School Authority - merged with Renfrew County DSB
* Atikokan Roman Catholic Separate School Board, Atikokan - merged with Northwest CDSB
* Asquith-Garvey District School Authority, Shining Tree - merged with Rainbow DSB
* Caramat District School Area Board, Caramat - merged with Superior-Greenstone DSB
* Collins District School Area Board, Collins - merged with Lakehead DSB
* Connell and Ponsford District School Area Board, Pickle Lake - merged with Keewatin-Patricia DSB
* Conseil des écoles séparées catholiques de Dubreuilville, Dubreuilville - merged with CSDC du Nouvel-Ontario
* Conseil des écoles séparées catholiques de Foleyet, Foleyet - merged with CSDC des Grandes Rivières
* Foleyet District School Area Board, Foleyet - merged with DSB Ontario North East
* Foleyet Roman Catholic Separate School Board, Foleyet - merged with CSDC des Grandes Rivières
* Gogama District School Area Board, Gogama - merged with DSB Ontario North East
* Gogama Roman Catholic Separate School Board, Gogama
* Hornepayne Roman Catholic Separate School Board, Hornepayne - merged with Huron-Superior DSB and CDSC du Nouvel-Ontario
* Ignace Roman Catholic Separate School Board, Ignace- merged with CSDC des Aurores boréales
* Mine Centre District School Area Board, Mine Centre - merged with Rainy River DSB
* Missarenda District School Area Board, Missanabie - merged with Algoma DSB
* Moosonee Roman Catholic Separate School Board, Moosonee - merged with Northeastern CDSB and CDSC des Grande Rivières
* Murchison and Lyell District School Area Board, Madawaska - merged with Renfrew County DSB
* Nakina District School Area Board, Nakina - merged with Superior-Greenstone DSB
* Northern District School Area Board, Armstrong and Savant Lake - merged with Lakehead DSB and Keewatin-Patricia DSB
* Parry Sound Roman Catholic Separate School Board, Parry Sound - merged with Simcoe-Muskoka CDSB
* Red Lake Area Combined Roman Catholic Separate School Board, Red Lake - merged with Kenora Catholic DSB and CSDC des Aurores boréales
* Upsala District School Area Board, Upsala - merged with Keewatin-Patricia DSB
Prior to 1998, Ontario had 124 school districts within the province including the list above.
* Conseil des écoles françaises de la communauté urbaine de Toronto - merged into Conseil Scolaire de District du Centre-Sud-Ouest
* Conseil de la ville de Hamilton - merged into Conseil Scolaire de District du Centre-Sud-Ouest
* East York Board of Education - merged with the Toronto District School Board
* Etobicoke Board of Education - merged with the Toronto District School Board
* Metropolitan Separate School Board - split into the Toronto Catholic District School Board and Conseil scolaire de district catholique Centre-Sud
* North York Board of Education - merged with the Toronto District School Board
* Scarborough Board of Education - merged with the Toronto District School Board
* Toronto Board of Education - merged with the Toronto District School Board
* Board of Education for the City of York - merged with the Toronto District School Board
* York Region Roman Catholic Separate School Board - split into the York Catholic District School Board and Conseil scolaire de district catholique Centre-Sud

## School sections

From 1846 to the late 1800s schools were assigned to school districts or school sections. Instead of names for each school, they were assigned numbers, e.g. SS No 11.