The York Region District School Board has 33 semestered secondary schools.
2025-2026 School Year
View School Year's Programs at a Glance (PDF version).
Central Area
| School | Programs | Telephone |
|---|---|---|
| Alexander Mackenzie HS, 300 Major Mackenzie Dr. W., Richmond Hill, L4C 3S3 | ARTS/DC/EOP/IB/SHSM | 905-884-0554 |
| Aurora HS, 155 Wellington St. W., Aurora, L4G 2P4 | DC/FI/HPA/SHSM | 905-727-3107 |
| Bayview SS, 10077 Bayview Ave., Richmond Hill, L4C 2L4 | DC/IB/SHSM/GP | 905-884-4453 |
| Dr. G.W. Williams SS, 11 Spring Farm Road, Aurora New Address | DC/HPA/IB/SHSM | 905-727-3131 |
| King City SS, 2001 King Road, King City, L7B 1K2 | DC/FI/HPA/SHSM | 905-833 5332 |
| Langstaff SS, 106 Garden Ave., Richmond Hill, L4C 6M1 | AP/DC/FI/HPA/SHSM | 905-889-6266 |
| Richmond Green SS, 1 William F. Bell Parkway, Richmond Hill, L4S 2T9 | DC/EOP/HPA/SHSM | 905-780-7858 |
| Richmond Hill HS, 201 Yorkland St., Richmond Hill , L4S 1A2 | AP/DC/GP/HPA/QP/SHSM | 905-884-2131 |
East Area
| School | Programs | Telephone |
|---|---|---|
| Bill Crothers SS, 44 Main St., Unionville, L3R 2E4 | BSY/DC/HPA/SHSM | 905-477-8503 |
| Bill Hogarth SS, 100 Donald Sim Ave., Markham, L6B 0R1 | FI/DC/SHSM | 905-910-0009 |
| Bur Oak SS, 933 Bur Oak Ave., Markham, L6E 1G4 | AP/DC/SHSM | 905-202-1234 |
| Markham District HS, 89 Church St., Markham, L3P 2M3 | AP/DC/EOP/GP/SHSM | 905-294-1886 |
| Markville SS, 1000 Carlton Rd., Markham, L3P 7P5 | AP/DC/EOP/ES/HPA/SHSM | 905-940-8840 |
| Middlefield CI, 525 Highglen Ave., Markham, L3S 3L5 | DC/SHSM | 905-472-8900 |
| Milliken Mills HS, 7522 Kennedy Rd., Unionville, L3R 9S5 | DC/IB/SHSM | 905-477-0072 |
| Pierre Elliott Trudeau HS, 90 Bur Oak Ave., Markham, L6C 2E6 | DC/FI/SHSM | 905-887-2216 |
| Unionville HS, 201 Town Centre Blvd., Unionville, L3R 8G5 | ARTS/DC/SHSM | 905-479-2787 |
North Area
| School | Programs | Telephone |
|---|---|---|
| Dr. J.M. Denison SS, 135 Bristol Rd., Newmarket, L3Y 8J7 | DC/HPA/ICP/SHSM | 905-836-0021 |
| Huron Heights SS, 40 Huron Heights Dr., Newmarket, L3Y 3J9 | ARTS/DC/EOP/FI/HPA/QP/SHSM | 905-895-2384 |
| Keswick HS, 100 Biscayne Blvd., Keswick, L4P 3S2 | DC/ES/QP/SHSM | 905-476-0933 |
| Newmarket HS, 505 Pickering Cres., Newmarket, L3Y 8H1 | DC/FI/GP/HPA/SHSM | 905-895-5159 |
| Sir William Mulock SS, 705 Columbus Way, Newmarket, L3X 2M7 | DC/HPA/SHSM | 905-967-1045 |
| Stouffville District SS, 801 Hoover Park Dr., Stouffville, L4A 0A4 | DC/HPA/QP/SHSM | 905640-1433 |
| Sutton District HS, 20798 Dalton Rd., Sutton West, L0E 1R0 | DC/EOP/ES/HPA/QP/SHSM | 905-722-3281 |
West Area
| School | Programs | Telephone |
|---|---|---|
| Emily Carr SS, 4901 Rutherford Rd., Woodbridge, L4H 3C2 | DC/HPA/QP/SHSM | 905-850-5012 |
| Hodan Nalayeh SS, 1401 Clark Ave., Thornhill, L4J 7R4 | AP/DC/FI/SHSM | 905-660-1397 |
| Maple HS, 50 Springside Rd., Maple, L6A 2W5 | DC/ES/GP/IB/QP/SHSM | 905-417-9444 |
| Stephen Lewis SS, 555 Autumn Hill Blvd., Thornhill, L4J 8X2 | DC/SHSM | 905-326-7994 |
| Thornhill SS, 167 Dudley Ave., Thornhill, L3T 2E5 | AP/DC/GP/HPA/SHSM | 905-889-5453 |
| Thornlea SS, 8075 Bayview Ave., Thornhill, L3T 4N4 | AP/DC/FI/SHSM | 905-889-9696 |
| Tommy Douglas SS, 4020 Major Mackenzie Dr., Vaughan, L4H 4E9 | DC/HPA/SHSM | 289-342-0001 |
| Westmount CI, 1000 New Westminster Dr., Thornhill, L4J 8G3 | ARTS/DC/QP/SHSM | 905-882-0277 |
| Woodbridge College, 71 Bruce St., Woodbridge, L4L 1J3 | AP/DC/FI/SHSM | 905-851-2843 |
* Subject to Ministry Approval
Legend:
AP - Advanced Placement
ARTS - Arts Program of Choice
BSY - Balanced School Year (School begins in early August)
DC - Dual Credit
EOP - Exploring Opportunities
ES - Early Start (School begins in last week of August)
GP - Gifted Program
HPA - High Performance Athlete
IB - International Baccalaureate Diploma Program
ICP - International Baccalaureate Candidate
QP - Quadmester Programs
SHSM - Specialist High Skills Major
Enhanced Material and Activity Fees
In some courses, students may have the option to purchase enhancements, that is, voluntary enrichments or upgrades to the curriculum in terms of materials or learning opportunities. Students that do not purchase enhancements will be provided with the essential materials required to meet the learning expectations of the course at no cost.