
| 2011-12 | WSI U15 | Pro Hockey Selects U15 | 6 | 2 | 8 | 10 | - | - | - | 0 |
| 2012-13 | GTHL | Don Mills | 55 | 41 | 45 | 86 | - | - | - | 34 |
| 2012-13 | ON-Jr.A | St. Michael's | 6 | 1 | 3 | 4 | - | - | - | 0 |
| 2013-14 | OHL | London | 64 | 13 | 46 | 59 | 38 | - | - | 24 |
| 2014-15 | OHL | London | 63 | 44 | 82 | 126 | 36 | - | - | 53 |
| 2015-16 | OHL | London Knights | 57 | 39 | 77 | 116 | 45 | - | - | 68 |
| 2015-16 | M-Cup | London Knights | 4 | 2 | 12 | 14 | 10 | - | - | 4 |
| 2016-17 | NHL | Toronto Maple Leafs | 77 | 19 | 42 | 61 | 0 | 176 | 10.8% | 38 |
| 2017-18 | NHL | Toronto Maple Leafs | 82 | 22 | 47 | 69 | -1 | 194 | 11.3% | 26 |
| 2018-19 | NHL | Toronto Maple Leafs | 82 | 26 | 68 | 94 | 22 | 233 | 11.2% | 22 |
| 2019-20 | NHL | Toronto Maple Leafs | 59 | 16 | 51 | 67 | 6 | 154 | 10.4% | 16 |
| 2020-21 | NHL | Toronto Maple Leafs | 55 | 20 | 47 | 67 | 21 | 156 | 12.8% | 20 |
| 2021-22 | NHL | Toronto Maple Leafs | 72 | 35 | 62 | 97 | 23 | 224 | 15.6% | 16 |
| 2022-23 | NHL | Toronto Maple Leafs | 80 | 30 | 69 | 99 | 18 | 196 | 15.3% | 28 |
| 2023-24 | NHL | Toronto Maple Leafs | 69 | 26 | 59 | 85 | 21 | 158 | 16.5% | 18 |
| 2024-25 | NHL | Toronto Maple Leafs | 81 | 27 | 75 | 102 | 18 | 173 | 15.6% | 14 |
| 2025-26 | NHL | Vegas Golden Knights | 42 | 9 | 35 | 44 | 8 | 77 | 11.7% | 12 |
| NHL Totals | – | 699 | 230 | 555 | 785 | 136 | 1741 | 13.2% | 210 | |
| Juniors Totals | – | 184 | 96 | 205 | 301 | 119 | - | - | 145 | |
| 2011-12 | OHL Cup | Vaughan Kings Minor Midget AAA | 4 | 1 | 1 | 2 | 0 | - | - | 0 |
| 2012-13 | ON-Jr.A | St. Michael's | 14 | 3 | 1 | 4 | - | - | - | 0 |
| 2012-13 | Dud-Hew | St. Michael's | 3 | 0 | 0 | 0 | - | - | - | 0 |
| 2013-14 | OHL | London | 9 | 3 | 6 | 9 | 3 | - | - | 4 |
| 2013-14 | M-Cup | London | 3 | 0 | 1 | 1 | - | - | - | 2 |
| 2014-15 | OHL | London | 7 | 9 | 7 | 16 | 6 | - | - | 8 |
| 2015-16 | OHL | London Knights | 18 | 16 | 28 | 44 | 30 | - | - | 8 |
| 2016-17 | NHL | Toronto Maple Leafs | 6 | 1 | 3 | 4 | 1 | 9 | 11.1% | 0 |
| 2017-18 | NHL | Toronto Maple Leafs | 7 | 2 | 7 | 9 | 2 | 17 | 11.8% | 4 |
| 2018-19 | NHL | Toronto Maple Leafs | 7 | 2 | 2 | 4 | -4 | 19 | 10.5% | 2 |
| 2019-20 | NHL | Toronto Maple Leafs | 5 | 0 | 4 | 4 | -1 | 15 | 0.0% | 2 |
| 2020-21 | NHL | Toronto Maple Leafs | 7 | 0 | 4 | 4 | 1 | 19 | 0.0% | 4 |
| 2021-22 | NHL | Toronto Maple Leafs | 7 | 2 | 6 | 8 | 3 | 21 | 9.5% | 2 |
| 2022-23 | NHL | Toronto Maple Leafs | 11 | 3 | 11 | 14 | 7 | 33 | 9.1% | 2 |
| 2023-24 | NHL | Toronto Maple Leafs | 7 | 1 | 2 | 3 | 1 | 12 | 8.3% | 2 |
| 2024-25 | NHL | Toronto Maple Leafs | 13 | 2 | 11 | 13 | -1 | 16 | 12.5% | 2 |
| NHL Totals | – | 70 | 13 | 50 | 63 | 9 | 161 | 8.1% | 20 | |
| Juniors Totals | – | 34 | 28 | 41 | 69 | 39 | - | - | 20 | |
| Season | Opponent | Date | G | A | P | +/- | PIM | PPG | SHG | S | Shifts | TOI |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Regular | vs CBJ | Jan 8 | 0 | 2 | 2 | 1 | 0 | 0 | 0 | 1 | 18 | 17:40 |
| Regular | @ WPG | Jan 6 | 0 | 2 | 2 | -1 | 0 | 0 | 0 | 1 | 23 | 20:13 |
| Regular | @ CHI | Jan 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 19:35 |
| Regular | @ STL | Jan 2 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 3 | 20 | 19:01 |
| Regular | vs NSH | Dec 31 | 0 | 0 | 0 | -1 | 0 | 0 | 0 | 3 | 24 | 23:39 |