2026 events
Registration for 2026 is now open. As more communities register for Doors Open Ontario 2026, you will see them appear on this list. The deadline for registration is March 31, 2026.
April
May
- Richmond Hill (May 9)
June
- Whitchurch-Stouffville (June 6)
July
August
- Cornwall and SDG Counties (August 15-16)
September
- Simcoe County (September 19)