![CIS Ontario Member School: Albert College]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627068468/cisontario/xinufthgwvvvn05jwnev/Albert_College_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627068468/cisontario/xinufthgwvvvn05jwnev/Albert_College_400px.jpg","width":400}])
- Belleville
- CISAA Member
- Co-ed
- Day/Boarding
- Grades: K–12
- Grades: Pre-K
Member School Directory
DIVERSE OFFERINGS, SINGLE COMMITMENT TO EXCELLENCE
Start exploring the exceptional range of CIS Ontario member schools. Choose from considerations such as co-ed/single gender, boarding facilities, religious affiliation, International Baccalaureate program and much more.
In addition to our 44 CIS Ontario full members, we are pleased to include three associate schools from outside the province: Nichols School in Buffalo, N.Y., Rothesay Netherwood School in Rothesay, N.B. and St. John’s-Ravenscourt School in Winnipeg, MB.
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- All
- Aurora
- Barrie
- Belleville
- Boys
- Breslau
- CISAA Member
- Co-ed
- Day
- Day/Boarding
- Etobicoke
- French Immersion
- Girls
- Grades: 1–12
- Grades: 3–12
- Grades: 4–12
- Grades: 5–9
- Grades: 5–12
- Grades: 6–12
- Grades: 7–12
- Grades: 9–12
- Grades: K–6
- Grades: K–8
- Grades: K–12
- Grades: Pre-K
- Hamilton
- IB World School
- Innisfil
- King City
- Lakefield
- London
- Mississauga
- Montessori
- Newmarket
- Oakville
- Ottawa
- Out of Province Affiliate
- Port Hope
- Reggio-Inspired
- Richmond Hill
- Rosseau
- St. Catharines
- Toronto
- Waterloo Region
- Whitby
CIS Ontario Member Schools
![CIS Ontario Member School: Appleby College]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627073947/cisontario/yx6yth3vdulwu9bijolr/Appleby_College_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627073947/cisontario/yx6yth3vdulwu9bijolr/Appleby_College_400px.jpg","width":400}])
- CISAA Member
- Co-ed
- Day/Boarding
- Grades: 7–12
- Oakville
![CIS Ontario Member School: Ashbury College]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627075003/cisontario/fbvcsoheohuwvr3vwrlw/Ashbury_College_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627075003/cisontario/fbvcsoheohuwvr3vwrlw/Ashbury_College_400px.jpg","width":400}])
- Co-ed
- Day/Boarding
- Grades: 4–12
- Grades: 7–12
- IB World School
- Ottawa
![Bannockburn School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1712855428/cisontario/ozk2f209ywh28xo5q7hm/Bannockburn_School_400px.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1712855428/cisontario/ozk2f209ywh28xo5q7hm/Bannockburn_School_400px.png","width":400}])
- Co-ed
- Day
- Grades: K–6
- Grades: Pre-K
- Montessori
- Toronto
![Bayview Glen]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627309330/cisontario/ilhq26yxppyxrh51cu8j/Bayview_Glen_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627309330/cisontario/ilhq26yxppyxrh51cu8j/Bayview_Glen_400px.jpg","width":366}])
- CISAA Member
- Co-ed
- Day
- Grades: K–12
- Grades: Pre-K
- Toronto
![CIS Ontario Member School: Branksome Hall]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627311942/cisontario/nyh2zx1yahxcsev8i824/Branksome_Hall_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627311942/cisontario/nyh2zx1yahxcsev8i824/Branksome_Hall_400px.jpg","width":400}])
- CISAA Member
- Day/Boarding
- Girls
- Grades: K–12
- IB World School
- Toronto
![Crescent School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627318255/cisontario/fsca2exsr02oqborq2oo/Crescent_School_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627318255/cisontario/fsca2exsr02oqborq2oo/Crescent_School_400px.jpg","width":400}])
- Boys
- CISAA Member
- Day
- Grades: 3–12
- Grades: 7–12
- Toronto
![CIS Ontario Member School: Crestwood]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627322804/cisontario/szztupkwbbi0alzkksd1/Crestwood_Prep_College_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627322804/cisontario/szztupkwbbi0alzkksd1/Crestwood_Prep_College_400px.jpg","width":400}])
- CISAA Member
- Co-ed
- Day
- Grades: K–12
- Toronto
![CIS Ontario Member School: De La Salle College]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1655746999/cisontario/vcvl8ssnexzdkpx6iahc/De_La_Salle_College_400px_2022.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1655746999/cisontario/vcvl8ssnexzdkpx6iahc/De_La_Salle_College_400px_2022.png","width":400}])
- CISAA Member
- Co-ed
- Day
- Grades: 5–12
- Toronto
![CIS Ontario Member School: Elmwood School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627326571/cisontario/s9gjp1hup4uofuass6ry/Elmwood_School_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627326571/cisontario/s9gjp1hup4uofuass6ry/Elmwood_School_400px.jpg","width":400}])
- Day
- Girls
- Grades: K–12
- Grades: Pre-K
- IB World School
- Ottawa
![CIS Ontario Member School: Greenwood College School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627329543/cisontario/ognx13er7vfc3v9pbrii/Greenwood_College_School_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627329543/cisontario/ognx13er7vfc3v9pbrii/Greenwood_College_School_400px.jpg","width":400}])
- CISAA Member
- Co-ed
- Day
- Grades: 7–12
- Toronto
![CIS Ontario Member School: Havergal College]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627329849/cisontario/ameaastrlbwkha3iboca/Havergal_College_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627329849/cisontario/ameaastrlbwkha3iboca/Havergal_College_400px.jpg","width":400}])
- CISAA Member
- Day/Boarding
- Girls
- Grades: K–12
- Toronto
![CIS Ontario Member School: Hawthorn School for Girls]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627333655/cisontario/iij08ctfpg65c5ya3tsi/Hawthorn_School_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627333655/cisontario/iij08ctfpg65c5ya3tsi/Hawthorn_School_400px.jpg","width":399}])
- CISAA Member
- Day
- Girls
- Grades: K–12
- Grades: Pre-K
- Toronto
![Hillfield Strathallan College]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627335789/cisontario/gstpcnmfvyblstaorbr8/Hillfield_Strathallan_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627335789/cisontario/gstpcnmfvyblstaorbr8/Hillfield_Strathallan_400px.jpg","width":400}])
- CISAA Member
- Co-ed
- Day
- Grades: K–12
- Grades: Pre-K
- Hamilton
- Montessori
![CIS Ontario Member School: Holy Name of Mary College School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627396201/cisontario/nwbnykqlphxdjp3cnriq/HNMCS_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627396201/cisontario/nwbnykqlphxdjp3cnriq/HNMCS_400px.jpg","width":400}])
- CISAA Member
- Day
- Girls
- Grades: 5–12
- Mississauga
![CIS Ontario Member School: Holy Trinity School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627397758/cisontario/cz3dsot4yzadpd4yswml/Holy_Trinity_School_400px.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627397758/cisontario/cz3dsot4yzadpd4yswml/Holy_Trinity_School_400px.png","width":400}])
- CISAA Member
- Co-ed
- Day
- Grades: K–12
- Richmond Hill
![CIS Ontario Member School: Kempenfelt Bay School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627399980/cisontario/yijhurpu5oeajtx4pdzr/Kempenfelt_Bay_School_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627399980/cisontario/yijhurpu5oeajtx4pdzr/Kempenfelt_Bay_School_400px.jpg","width":400}])
- Barrie
- CISAA Member
- Co-ed
- Day
- Grades: K–8
- Innisfil
![CIS Ontario Member School: Kingsway College School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1665507952/cisontario/pizwvauorpc7rghuslad/Kingsway_College_School_400px.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1665507952/cisontario/pizwvauorpc7rghuslad/Kingsway_College_School_400px.png","width":400}])
- CISAA Member
- Co-ed
- Day
- Etobicoke
- Grades: K–12
- Toronto
![CIS Ontario Member School: Lakefield College School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627403885/cisontario/pqhlof3rvjnskepuqkjv/Lakefield_College_School_400px.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627403885/cisontario/pqhlof3rvjnskepuqkjv/Lakefield_College_School_400px.png","width":400}])
- CISAA Member
- Co-ed
- Day/Boarding
- Grades: 9–12
- Lakefield
![CIS Ontario Member School: Lauremont School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1721336807/cisontario/nmymgy2cmjerplfj0aly/Lauremont_School_400px.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1721336807/cisontario/nmymgy2cmjerplfj0aly/Lauremont_School_400px.png","width":400}])
- CISAA Member
- Co-ed
- Day
- Grades: K–12
- Grades: Pre-K
- IB World School
- Montessori
- Richmond Hill
![CIS Ontario Member School: Matthews Hall]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627410656/cisontario/ambxqsooimyqhfuyif3j/Matthews_Hall_400px.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627410656/cisontario/ambxqsooimyqhfuyif3j/Matthews_Hall_400px.png","width":400}])
- Co-ed
- Day
- Grades: K–8
- Grades: Pre-K
- London
![CIS Ontario Member School: Montcrest School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627411986/cisontario/shmm36cgvqjgpce37nul/Montcrest_School_400px.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627411986/cisontario/shmm36cgvqjgpce37nul/Montcrest_School_400px.png","width":400}])
- CISAA Member
- Co-ed
- Day
- Grades: K–8
- Toronto
![CIS Ontario Member School: Nichols School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627414948/cisontario/hth1hs9z3bn84rkzzvja/Nichols_School_400px.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627414948/cisontario/hth1hs9z3bn84rkzzvja/Nichols_School_400px.png","width":400}])
- CISAA Member
- Co-ed
- Day
- Grades: 5–12
- Out of Province Affiliate
![CIS Ontario Member School: Pickering College]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627415696/cisontario/n3bbqnzgxbxr6fyfx7p7/Pickering_College_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627415696/cisontario/n3bbqnzgxbxr6fyfx7p7/Pickering_College_400px.jpg","width":400}])
- CISAA Member
- Co-ed
- Day/Boarding
- Grades: K–12
- Newmarket
![CIS Ontario Member School: Ridley College]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627417025/cisontario/dklplw3voww5isgw9l71/Ridley_College_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627417025/cisontario/dklplw3voww5isgw9l71/Ridley_College_400px.jpg","width":400}])
- CISAA Member
- Co-ed
- Day/Boarding
- Grades: K–12
- IB World School
- St. Catharines
![CIS Ontario Member School: Rosseau Lake College]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1705339414/cisontario/av6bbecmazppdwtwmkn2/Rosseau_Lake_College_400px.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1705339414/cisontario/av6bbecmazppdwtwmkn2/Rosseau_Lake_College_400px.png","width":400}])
- CISAA Member
- Co-ed
- Day/Boarding
- Grades: 6–12
- Rosseau
![CIS Ontario Member School: Rothesay Netherwood School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1643741977/cisontario/qnrlyd5dl28unamdbzrh/Rothesay_Netherwood_School_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1643741977/cisontario/qnrlyd5dl28unamdbzrh/Rothesay_Netherwood_School_400px.jpg","width":400}])
- Co-ed
- Day/Boarding
- Grades: 6–12
- IB World School
- Out of Province Affiliate
![CIS Ontario Member School: Royal St. George's College]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627417792/cisontario/bgrmxwbxuj7rlwbo4ryh/Royal_St_Georges_School_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627417792/cisontario/bgrmxwbxuj7rlwbo4ryh/Royal_St_Georges_School_400px.jpg","width":400}])
- Boys
- CISAA Member
- Day
- Grades: 3–12
- Toronto
![CIS Ontario Member School: St. Andrew's College]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627484932/cisontario/clhgmcrvagokwuu5rfcf/St_Andrews_College_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627484932/cisontario/clhgmcrvagokwuu5rfcf/St_Andrews_College_400px.jpg","width":402}])
- Aurora
- Boys
- CISAA Member
- Day/Boarding
- Grades: 5–12
![CIS Ontario Member School: St. Anne's School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1660066322/cisontario/ighhnmi2tygx1tkugwvk/St_Annes_School_400px.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1660066322/cisontario/ighhnmi2tygx1tkugwvk/St_Annes_School_400px.png","width":400}])
- Aurora
- CISAA Member
- Day
- Girls
- Grades: 5–9
![CIS Ontario Member School: St. Clement's School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627488656/cisontario/xrmgs5fnspbuwfiumzwb/St_Clements_School_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627488656/cisontario/xrmgs5fnspbuwfiumzwb/St_Clements_School_400px.jpg","width":400}])
- CISAA Member
- Day
- Girls
- Grades: 1–12
- Toronto
![CIS Ontario Member School: St. John's Kilmarnock School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627491691/cisontario/fanploep3edpgkqjsquo/St_Johns_Kilmarnock_School_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627491691/cisontario/fanploep3edpgkqjsquo/St_Johns_Kilmarnock_School_400px.jpg","width":400}])
- Breslau
- CISAA Member
- Co-ed
- Day/Boarding
- Grades: K–12
- IB World School
- Waterloo Region
![CIS Ontario Member School: St. John's-Ravenscourt School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627493234/cisontario/laaqifkexsdgykwcbbek/St_Johns_Ravenscourt_School_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627493234/cisontario/laaqifkexsdgykwcbbek/St_Johns_Ravenscourt_School_400px.jpg","width":400}])
- Co-ed
- Day/Boarding
- Grades: K–12
- Out of Province Affiliate
![CIS Ontario Member School: St. Michael's College School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627494319/cisontario/rcbqfdrsfwrnpckudxzr/St_Micheals_College_School_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627494319/cisontario/rcbqfdrsfwrnpckudxzr/St_Micheals_College_School_400px.jpg","width":400}])
- Boys
- CISAA Member
- Day
- Grades: 7–12
- Toronto
![CIS Ontario Member School: St. Mildred's-Lightbourn School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627495986/cisontario/rglv9hdfaahilseeltso/St_Mildreds_Lightbourn_School_400px.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627495986/cisontario/rglv9hdfaahilseeltso/St_Mildreds_Lightbourn_School_400px.png","width":400}])
- CISAA Member
- Day
- Girls
- Grades: K–12
- Oakville
![CIS Ontario Member School: TFS - Canada's International School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627499682/cisontario/op6q6eq6tta23lysdyzq/TFS_Canadas_International_School_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627499682/cisontario/op6q6eq6tta23lysdyzq/TFS_Canadas_International_School_400px.jpg","width":400}])
- CISAA Member
- Co-ed
- Day
- French Immersion
- Grades: K–12
- Grades: Pre-K
- IB World School
- Mississauga
- Toronto
![CIS Ontario Member School: The Bishop Strachan School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1629384008/cisontario/t9cpt8tpee0fszny5ul2/The_Bishop_Strachan_School_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1629384008/cisontario/t9cpt8tpee0fszny5ul2/The_Bishop_Strachan_School_400px.jpg","width":400}])
- CISAA Member
- Day/Boarding
- Girls
- Grades: K–12
- Reggio-Inspired
- Toronto
![CIS Ontario Member School: The Country Day School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627502566/cisontario/gyczadkei5v0jichcn1f/The_Country_Day_School_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627502566/cisontario/gyczadkei5v0jichcn1f/The_Country_Day_School_400px.jpg","width":400}])
- CISAA Member
- Co-ed
- Day
- Grades: K–12
- King City
![CIS Ontario Member School: The Mabin School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627503407/cisontario/b4u185hyzwwk4wnzr4fs/The_Mabin_School_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627503407/cisontario/b4u185hyzwwk4wnzr4fs/The_Mabin_School_400px.jpg","width":400}])
- Co-ed
- Day
- Grades: K–6
- Toronto
![The Rosedale Day School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627505697/cisontario/ijjwvrivkgppvpshqmap/The_Rosedale_Day_School_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627505697/cisontario/ijjwvrivkgppvpshqmap/The_Rosedale_Day_School_400px.jpg","width":400}])
- CISAA Member
- Co-ed
- Day
- Grades: K–8
- Toronto
![CIS Ontario Member School: The Sterling Hall School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627507748/cisontario/d7zjqequkzbquqdxuuuc/The_Sterling_Hall_School_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627507748/cisontario/d7zjqequkzbquqdxuuuc/The_Sterling_Hall_School_400px.jpg","width":400}])
- Boys
- CISAA Member
- Day
- Grades: K–8
- Toronto
![CIS Ontario Member School: The York School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1643744005/cisontario/wrge2a43hhbbysmoyysf/The_York_School_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1643744005/cisontario/wrge2a43hhbbysmoyysf/The_York_School_400px.jpg","width":400}])
- CISAA Member
- Co-ed
- Day
- Grades: K–12
- IB World School
- Toronto
![Trafalgar Castle School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627577747/cisontario/ypu6hcrwktn1gvdoje21/Trafalgar_Castle_School_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627577747/cisontario/ypu6hcrwktn1gvdoje21/Trafalgar_Castle_School_400px.jpg","width":400}])
- CISAA Member
- Day/Boarding
- Girls
- Grades: 4–12
- Whitby
![CIS Ontario Member School: Trinity College School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627582327/cisontario/dqpx6yyruyjmlnjttmbo/Trinity_College_School_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627582327/cisontario/dqpx6yyruyjmlnjttmbo/Trinity_College_School_400px.jpg","width":400}])
- CISAA Member
- Co-ed
- Day/Boarding
- Grades: 5–12
- Port Hope
![CIS Ontario Member School: Upper Canada College]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627585304/cisontario/bprzqqzbb0hbuckhph27/Upper_Canada_College_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627585304/cisontario/bprzqqzbb0hbuckhph27/Upper_Canada_College_400px.jpg","width":400}])
- Boys
- CISAA Member
- Day/Boarding
- Grades: K–12
- IB World School
- Toronto
![CIS Ontario Member School: UTS University of Toronto Schools]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627585732/cisontario/gcfdb9b4duywsugsgjdb/UTS_University_of_Toronto_Schools_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627585732/cisontario/gcfdb9b4duywsugsgjdb/UTS_University_of_Toronto_Schools_400px.jpg","width":400}])
- Co-ed
- Day
- Grades: 7–12
- Toronto
![CIS Ontario Member School: Villanova College]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627587104/cisontario/n1vvcxqpxp8pdcuqwizt/Villanova_College_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627587104/cisontario/n1vvcxqpxp8pdcuqwizt/Villanova_College_400px.jpg","width":400}])
- CISAA Member
- Co-ed
- Day
- Grades: 4–12
- King City
![CIS Ontario Member School: Wheatley School]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1627588530/cisontario/ckkis3muo7xzn5mjyohi/Wheatley_School_400px.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1627588530/cisontario/ckkis3muo7xzn5mjyohi/Wheatley_School_400px.jpg","width":400}])
- Co-ed
- Day
- Grades: K–8
- Grades: Pre-K
- IB World School
- Montessori
- St. Catharines