| Season | Team | League | GP | G | A | TP | PIM | Playoffs | GP | G | A | TP | PIM | |
| 2004-2005 | St. Thomas Academy | USHS-MN | - | - | - | - | - | | | ||||||
| 2005-2006 | St. Thomas Academy | USHS-MN | - | - | - | - | - | | | ||||||
| 2006-2007 | St. Thomas Academy | USHS-MN | 31 | 24 | 17 | 41 | - | | | ||||||
| 2007-2008 | Edina High | USHS-MN | 25 | 25 | 18 | 43 | 18 | | | Playoffs | 6 | 7 | 4 | 11 | - |
| 2008-2009 | Edina High | USHS-MN | 25 | 20 | 46 | 66 | 22 | | | Playoffs | 6 | 5 | 13 | 18 | 8 |
| Team TDS Transportation | UMHSEHL | 18 | 12 | 17 | 29 | - | | | |||||||
| 2009-2010 | Green Bay Gamblers | USHL | 59 | 35 | 31 | 66 | 54 | | | Playoffs | 12 | 10 | 12 | 22 | 13 |
| 2010-2011 | Univ. of Notre Dame | NCAA | 44 | 24 | 20 | 44 | 16 | | | ||||||
| 2011-2012 | Univ. of Notre Dame | NCAA | 40 | 17 | 17 | 34 | 24 | | | ||||||
| 2012-2013 | Univ. of Notre Dame | NCAA | 41 | 20 | 18 | 38 | 37 | | | ||||||
| New York Islanders | NHL | 2 | 1 | 1 | 2 | 0 | | | - | - | |||||
| 2013-2014 | New York Islanders | NHL | 22 | 9 | 5 | 14 | 14 | | | ||||||
| Bridgeport Islanders | AHL | 54 | 22 | 19 | 41 | 83 | | | |||||||
| 2014-2015 | New York Islanders | NHL | 76 | 25 | 16 | 41 | 33 | | | Playoffs | 5 | 0 | 1 | 1 | 7 |
| Bridgeport Islanders | AHL | 5 | 3 | 2 | 5 | 2 | | | |||||||
| USA | WC | 10 | 1 | 4 | 5 | 2 | | | |||||||
| 2015-2016 | New York Islanders | NHL | 80 | 15 | 21 | 36 | 51 | | | ||||||
| 2016-2017 | New York Islanders | NHL | 81 | 34 | 18 | 52 | 56 | | | ||||||
| USA | WC | 8 | 5 | 3 | 8 | 10 | | | |||||||
| 2017-2018 | New York Islanders | NHL | 82 | 40 | 22 | 62 | 44 | | | ||||||
| USA | WC | 10 | 4 | 0 | 4 | 4 | | | |||||||
| 2018-2019 | New York Islanders | NHL | 82 | 28 | 23 | 51 | 58 | | | Playoffs | 8 | 1 | 3 | 4 | 8 |
| 2019-2020 | New York Islanders | NHL | 68 | 20 | 23 | 43 | 47 | | | Playoffs | 22 | 7 | 4 | 11 | 15 |
| 2020-2021 | New York Islanders | NHL | 27 | 12 | 7 | 19 | 12 | | | ||||||
| 2021-2022 | New York Islanders | NHL | 76 | 28 | 18 | 46 | 34 | | | ||||||
| 2022-2023 | New York Islanders | NHL | 82 | 28 | 22 | 50 | 50 | | | Playoffs | 6 | 1 | 0 | 1 | 12 |
| 2023-2024 | New York Islanders | NHL | 81 | 20 | 17 | 37 | 68 | | | Playoffs | 5 | 1 | 3 | 4 | 6 |
| 2024-2025 | New York Islanders | NHL | 82 | 29 | 25 | 54 | 35 | | | ||||||
| 2025-2026 | New York Islanders | NHL | 82 | 19 | 23 | 42 | 44 | | |