One of Ontario's highest-performing public school boards, serving Burlington, Halton Hills, Milton, and Oakville. HDSB consistently scores above provincial averages in EQAO assessments and has been recognized for innovation in STEM and literacy education.
| # | School | City | Type | Rating | Trend |
|---|---|---|---|---|---|
| 1 | Forest Trail Public School | Oakville | Elementary | ▲ Improving | |
| 2 | Abbey Park High School | Oakville | Secondary | ▲ Improving | |
| 3 | Iroquois Ridge High School | Oakville | Secondary | ▲ Improving | |
| 4 | Oakville Trafalgar High School | Oakville | Secondary | ● Stable | |
| 5 | Sunningdale Public School | Oakville | Elementary | ● Stable | |
| 6 | White Oaks Secondary School | Oakville | Secondary | ▲ Improving | |
| 7 | Tom Thomson Public School | Burlington | Elementary | ▲ Improving | |
| 8 | Palermo Public School | Oakville | Elementary | ▲ Improving | |
| 9 | Nelson High School | Burlington | Secondary | ● Stable | |
| 10 | John T. Tuck Public School | Burlington | Elementary | ● Stable | |
| 11 | Joshua Creek Public School | Oakville | Elementary | ● Stable | |
| 12 | Charles R. Beaudoin Public School | Burlington | Elementary | ▲ Improving | |
| 13 | Oodenawi Public School | Oakville | Elementary | ▲ Improving | |
| 14 | Frontenac Public School | Burlington | Elementary | ● Stable | |
| 15 | M.M. Robinson High School | Burlington | Secondary | ● Stable | |
| 16 | Silver Creek Public School | Halton Hills | Elementary | ▲ Improving | |
| 17 | Chris Hadfield Public School | Milton | Elementary | ▲ Improving | |
| 18 | Pine Grove Public School | Oakville | Elementary | ● Stable | |
| 19 | Alexander's Public School | Burlington | Elementary | ● Stable | |
| 20 | Glen Williams Public School | Halton Hills | Elementary | ● Stable | |
| 21 | Boyne Public School | Milton | Elementary | ▲ Improving | |
| 22 | Milton District High School | Milton | Secondary | ● Stable | |
| 23 | River Oaks Public School | Oakville | Elementary | ● Stable | |
| 24 | Irma Coulson Public School | Milton | Elementary | ● Stable | |
| 25 | Stewarttown Public School | Halton Hills | Elementary | ● Stable | |
| 26 | Georgetown District High School | Halton Hills | Secondary | ● Stable | |
| 27 | Bruce Trail Public School | Milton | Elementary | ▲ Improving | |
| 28 | Craig Kielburger Secondary School | Milton | Secondary | ▲ Improving | |
| 29 | Tiger Jeet Singh Public School | Milton | Elementary | ● Stable | |
| 30 | Anne J. MacArthur Public School | Milton | Elementary | ▲ Improving | |
| 31 | Acton Public School | Halton Hills | Elementary | ● Stable | |
| 32 | Sam Sherratt Public School | Milton | Elementary | ● Stable | |
| 33 | P.L. Robertson Public School | Milton | Elementary | ● Stable | |
| 34 | W.I. Dick Public School | Milton | Elementary | ● Stable | |
| 35 | Escarpment View Public School | Milton | Elementary | ● Stable | |
| 36 | Acton District High School | Halton Hills | Secondary | ● Stable | |
| 37 | Hawthorne Village Public School | Milton | Elementary | ● Stable | |
| 38 | Milton Central Public School | Milton | Elementary | ▼ Declining | |
| 39 | Cedar Ridge Public School | Milton | Elementary | ● Stable |