Ontario 2026 season dates
When does lake trout season open in Ontario? (2026)
Lake trout season is built around the cold-water calendar and closes through the spawn. Here's the 2026 lake trout season for every Ontario zone.
How to read the opener
The date below is the zone-wide opener for lake trout, calculated from the official 2026 Ontario regulations. Some waters have exception rules, sanctuaries, or different possession details, so the table should be your first check rather than your final decision.
If you are already at the launch, TackleDex is faster than searching PDFs: it uses your location, checks the zone, keeps the caveat visible, and lets you save the result beside your private trip notes.
| Zone | 2026 opener | Season | Sport / Cons. |
|---|---|---|---|
| Zone 1 | Open all year | Open all year | S-3 / C-1 |
| Zone 2 | Jan 1, 2026 | January 1 to September 30 | S-2 / C-1 |
| Zone 3 | Jan 1, 2026 | January 1 to September 30 | S-3 / C-1 |
| Zone 4 | Jan 1, 2026 | January 1 to September 30 | S-2 / C-1 |
| Zone 5 | Jan 1, 2026 | January 1 to September 30 | S-2 / C-1 |
| Zone 6 | Jan 1, 2026 | January 1 to September 30 | S-2 / C-1 |
| Zone 7 | Jan 1, 2026 | January 1 to September 30 | S-2 / C-1 |
| Zone 8 | May 16, 2026 | February 15 to March 15 and the third Saturday in May to September 30 | S-3 / C-1 |
| Zone 9 | Jan 1, 2026 | January 1 to September 30 | S-3 / C-1 |
| Zone 10 | Jan 1, 2026 | January 1 to the first Monday in September | S-2 / C-1 |
| Zone 11 | May 16, 2026 | February 15 to the third Sunday in March and the third Saturday in May to the first Monday in September | S-2 / C-1 |
| Zone 12 | Apr 24, 2026 | Friday before the fourth Saturday in April to September 30 | S-2 / C-1 |
| Zone 13 | Dec 1, 2026 | January 1 to September 30 and December 1 to December 31 | S-2 / C-1 |
| Zone 14 | Dec 1, 2026 | January 1 to September 30 and December 1 to December 31 | S-2 / C-1 |
| Zone 15 | Jan 1, 2026 | January 1 to September 30 | S-2 / C-1 |
| Zone 16 | Jan 1, 2026 | January 1 to September 30 | S-2 / C-1 |
| Zone 17 | Apr 25, 2026 | the fourth Saturday in April to September 30 | S-3 / C-1 |
| Zone 18 | May 23, 2026 | the fourth Saturday in May to September 8 | S-2 / C-1 |
| Zone 19 | Dec 1, 2026 | January 1 to September 30 and December 1 to December 31 | S-3 / C-1 |
| Zone 20 | Dec 1, 2026 | January 1 to September 30 and December 1 to December 31 | S-3 / C-1 |
Not sure which zone you're in? Tap the map or use your location.
Scan to know the lake trout opener on your phone.Instant season & limit answers for any Ontario water, your private FishDex, and stocking alerts.