Schools
Charlottenburgh & Lancaster District High School
- Short Hand: CLDHS
- Classification: A
- Association: SDGAA
- Nick Name: Crusaders
- Colours: Royal Blue & Yellow
- Population: 201
- Phone Number: 6133472441
- Address: 19743 County Road 17 Williamstown K0C 2J0
- Website: https://char-lan.ucdsb.on.ca/
Principal
Jason WagensveldEmail: jason.wagensveld@ucdsb.on.caContacts
Kelsey MacDonaldEmail: Kelsey.macdonald@ucdsb.on.ca
École secondaire publique L'Héritage
- Short Hand: ÉSPLH
- Classification: A
- Association: SDGAA
- Nick Name: Dragons
- Colours: White and Purple
- Population: 195
- Phone Number: 6139333318
- Address: 1111 Montreal road Cornwall K6H 4M1
- Website: https://heritage.cepeo.on.ca/
Principal
Marc HurtubiseEmail: marc.hurtubise@cepeo.on.caContacts
Marc HurtubiseEmail: marc.hurtubise@cepeo.on.ca
St. Lawrence Secondary School
- Short Hand: LSS
- Classification: AA
- Association: SDGAA
- Nick Name: Saints
- Colours: Blue, White, and Gold
- Population: 499
- Address: 1450 Second St. E Cornwall K6H 5Z8
- Website: https://stlawrence.ucdsb.on.ca/
Principal
Ryne GoveEmail: ryne.gove@ucdsb.on.caContacts
Jamie CarrEmail: jamie.carr@ucdsb.on.ca Stephane St. DenisEmail: stephane.stdenis@ucdsb.on.ca
St. Joseph Catholic Secondary School
- Short Hand: JCSC
- Classification: AA
- Association: SDGAA
- Nick Name: Panthers
- Colours: Navy, Red, and White
- Population: 715
- Address: 1500 Cumberland St. Cornwall K6J 5V9
- Website: https://sjcss.cdsbeo.on.ca/
Principal
Joy MartelEmail: joy.martel@cdsbeo.on.caContacts
Jack ChisholmEmail: jack.chisholm@cdsbeo.on.ca
Glengarry District High School
- Short Hand: GDHS
- Classification: A
- Association: SDGAA
- Nick Name: Gaels
- Colours: Red & Black
- Population: 233
- Phone Number: 6135251066
- Address: 212 Main St. N. Alexandria K0C 1A0
- Website: https://glengarry.ucdsb.on.ca/
Principal
Kimberly SwerdfegerEmail: Kimberly.swerdfeger@ucdsb.on.caContacts
Katherine AdamsEmail: katherine.adams@ucdsb.on.ca Callie SmithEmail: callie.smith@ucdsb.on.ca
North Dundas District High School
- Short Hand: NDDHS
- Classification: A
- Association: SDGAA
- Nick Name: Devils
- Colours: Navy and White
- Population: 379
- Phone Number: 6134482328
- Address: RR#3 Chesterville 12835 County Rd 43
- Website: https://northdundas.ucdsb.on.ca/
Principal
Trent Carter-EdwardsEmail: trent.carter-edwards@ucdsb.on.caContacts
Corey TinkessEmail: corey.tinkess@ucdsb.on.ca
Holy Trinity Catholic Secondary School
- Short Hand: HTCSS
- Classification: AA
- Association: SDGAA
- Nick Name: Falcons
- Colours: Forest Green, Notre Dame Gold, & White
- Population: 522
- Phone Number: 6139360319
- Address: 18044 Tyotown Rd Cornwall K6H 5S7
- Website: https://holytrinityfalcons.cdsbeo.on.ca/
Principal
Nancy McIntyreEmail: nancy.mcintyre@cdsbeo.on.caContacts
Marc PoirierEmail: marc.poirier@cdsbeo.on.ca Brandon LabelleEmail: brandon.labelle@cdsbeo.on.ca
St. Matthew Catholic Secondary School
- Short Hand: MCSS
- Classification: A
- Association: SDGAA
- Nick Name: Phoenix
- Colours: Gold and Garnet
- Population: 128
- Address: 822 Marlborough St. N. Cornwall K6H 4B4
- Website: https://stmatthew.cdsbeo.on.ca/
Principal
Patrick McLeodEmail: patrick.mcleod@cdsbeo.on.caContacts
Anna ParksEmail: anna.parks@cdsbeo.on.ca Bevin BurnieEmail: burnieb@cdsbeo.on.ca
Cornwall Collegiate and Vocational School
- Short Hand: CCVS
- Classification: AA
- Association: SDGAA
- Nick Name: Raiders
- Colours: Gold / Black / Red
- Population: 575
- Phone Number: 6139328360
- Address: 437 Sydney St. Cornwall K6H 3H9
- Website: https://ccvs.ucdsb.on.ca/
Principal
Jana HartEmail: jana.hart@ucdsb.on.caContacts
Ian WilsonEmail: ian.wilson@ucdsb.on.ca Ryan WilkesEmail: ryan.wilkes@ucdsb.on.ca
Tagwi Secondary School
- Short Hand: TSS
- Classification: A
- Association: SDGAA
- Nick Name: Warriors
- Colours: Powder Blue and White
- Population: 493
- Address: RR 1 Avonmore K0C 1C0
- Website: https://tagwi.ucdsb.on.ca/
Principal
Michael DeightonEmail: michael.deighton@ucdsb.on.caContacts
Marc MainvilleEmail: marc.mainville@ucdsb.on.ca
École secondaire catholique La Citadelle
- Short Hand: ÉSCLC
- Classification: A
- Association: SDGAA
- Nick Name: Patriotes
- Colours: Red, White and Blue
- Population: 465
- Phone Number: 6139330172
- Address: 510 McConnell ave. Cornwall K6H 1E1
- Website: https://lacitadelle.csdceo.ca/
Principal
Daniel LegrosEmail: daniel.legros@csdceo.orgContacts
Alain ParthenaisEmail: alain.parthenais@csdceo.org
Seaway District High School
- Short Hand: SDHS
- Classification: A
- Association: SDGAA
- Nick Name: Spartans
- Colours: Orange & Black
- Population: 259
- Address: 2 Beach Ave. Iroquois K0E 1K0
- Website: https://seaway.ucdsb.on.ca/
Principal
Trevor HolmeEmail: trevor.holme@ucdsb.on.caContacts
Trevor ThompsonEmail: trevor.thompson@ucdsb.on.ca Lindsay KennedyEmail: Lindsay.Kennedy@ucdsb.on.ca