Keywords Any dates Event Type Class, Training, or Workshop Community Event Conference Entertainment Festival or Fair Meeting or Networking Event Online Program for Children Seasonal Ticket Prices Any Ticket Price Paid Free Location Select Location Albion Hills Conservation Park Bruce's Mill Conservation Park Claireville Conservation Area Claremont Nature Centre Heart Lake Conservation Park Kortright Centre for Conservation Lake St. George Field Centre The Village at Black Creek Tommy Thompson Park TRCA Administrative Office Building Your browser does not support JavaScript, or it is disabled. JavaScript must be enabled in order to view listings. Events 31 Mar 31 Mar - 01 Apr Source to Stream Conference 2026-03-31 @ 08:00 AM - 2026-04-01@ 04:00 PM Pearson Convention Center Meeting or Networking Event Paid 02 Apr 02 Apr - 02 Apr Lunch & Learn – Making Sustainability Stick: Engaging Employees in Sustainability 2026-04-02 @ 01:00 PM - 2026-04-02@ 02:00 PM Online Event Class, Training, or WorkshopOnline Free 03 Apr 03 Apr Sugarbush Maple Syrup Festival @ Bruce’s Mill 2026-04-03 - 3291 Stouffville Rd, Whitchurch-Stouffville, ON L4A 3W9 Festival or FairSeasonal Paid 03 Apr 03 Apr Sugarbush Maple Syrup Festival @ Kortright 2026-04-03 - 9550 Pine Valley Dr, Woodbridge, ON L4H 4Z2 Festival or FairSeasonal Paid 04 Apr 04 Apr Sugarbush Maple Syrup Festival @ Bruce’s Mill 2026-04-04 - 3291 Stouffville Rd, Whitchurch-Stouffville, ON L4A 3W9 Festival or FairSeasonal Paid 04 Apr 04 Apr Sugarbush Maple Syrup Festival @ Kortright 2026-04-04 - 9550 Pine Valley Dr, Woodbridge, ON L4H 4Z2 Festival or FairSeasonal Paid 04 Apr 04 Apr Women in the Woods Partner Event 2026-04-04 - 3291 Stouffville Rd, Whitchurch-Stouffville, ON L4A 3W9 Seasonal 05 Apr 05 Apr Sugarbush Maple Syrup Festival @ Bruce’s Mill 2026-04-05 - 3291 Stouffville Rd, Whitchurch-Stouffville, ON L4A 3W9 Festival or FairSeasonal Paid 05 Apr 05 Apr Sugarbush Maple Syrup Festival @ Kortright 2026-04-05 - 9550 Pine Valley Dr, Woodbridge, ON L4H 4Z2 Festival or FairSeasonal Paid 06 Apr 06 Apr Sugarbush Maple Syrup Festival @ Bruce’s Mill 2026-04-06 - 3291 Stouffville Rd, Whitchurch-Stouffville, ON L4A 3W9 Festival or FairSeasonal Paid 06 Apr 06 Apr Sugarbush Maple Syrup Festival @ Kortright 2026-04-06 - 9550 Pine Valley Dr, Woodbridge, ON L4H 4Z2 Festival or FairSeasonal Paid 06 Apr 06 Apr - 06 Apr PA Day Camp @ Claireville 2026-04-06 @ 09:00 AM - 2026-04-06@ 04:00 PM 8180 Hwy 50, Brampton, ON L6T 0A6 Program for ChildrenSeasonal Paid 06 Apr 06 Apr - 06 Apr Girls Can Too Design Charette 2026-04-06 @ 09:00 AM - 2026-04-06@ 03:00 PM Claireville Conservation Area Community Event Free 07 Apr 07 Apr - 07 Apr Little Saplings Parent & Tot Program @ Bruce’s Mill 2026-04-07 @ 10:00 AM - 2026-04-07@ 11:30 AM 3291 Stouffville Rd, Whitchurch-Stouffville, ON L4A 3W9 Program for Children Paid 11 Apr 11 Apr - 11 Apr Family Experiences at Kortright – Mapping and Orienteering 2026-04-11 @ 01:30 PM - 2026-04-11@ 03:30 PM Kortright Centre for Conservation Entertainment Paid 12 Apr 12 Apr - 12 Apr Little Saplings Parent & Tot Program @ Claireville 2026-04-12 @ 10:00 AM - 2026-04-12@ 11:30 AM 8180 Hwy 50, Brampton, ON L6T 0A6 Program for Children Paid 12 Apr 12 Apr - 12 Apr Ontario Naturalist Level 1 Course 2026-04-12 @ 12:00 PM - 2026-04-12@ 08:00 PM 9550 Pine Valley Dr, Woodbridge, ON L4H 4Z2 Class, Training, or Workshop Paid 12 Apr 12 Apr - 12 Apr Reptiles of Ontario 2026-04-12 @ 12:00 PM - 2026-04-12@ 04:00 PM 9550 Pine Valley Dr, Woodbridge, ON L4H 4Z2 Class, Training, or Workshop Paid 13 Apr 13 Apr - 13 Apr Thornhill SNAP Rain Gardens 101 Workshop 2026-04-13 @ 06:00 PM - 2026-04-13@ 07:00 PM Garnet A. Williams Community Centre Class, Training, or WorkshopCommunity Event Free 15 Apr 15 Apr - 15 Apr The Nature School at Lake St George – Open House 2026-04-15 @ 04:00 PM - 2026-04-15@ 06:00 PM 950 Bethesda Side Rd, Richmond Hill ON L3P 3J4 Free 16 Apr 16 Apr - 16 Apr Frog Watch 2026-04-16 @ 07:30 PM - 2026-04-16@ 09:00 PM 1352 Lakeshore Rd E, Mississauga, ON L5E 1E9 Community EventSeasonal Free Load more events