See Key for column definitions.
| Team | Competition | Starts | Subs | Subbed | Total | Mins | MPG | Rating |
| Toronto FC | MLS | 11 | 6 | 7 | 17 | 939 | 55.2 | 6.84 |
| Montreal | MLS | 6 | 2 | 1 | 8 | 605 | 75.6 | 6.80 |
| Totals | | 17 | 8 | 8 | 25 | 1,544 | 61.8 | 6.83 |
Key to column names
See Key for column definitions.
| Team | Competition | Appearances | Goals | GPG | MPG | Assists | Shots | On T | Off T | SPG | Dribbles | Passes | Acc | Fouled |
| Toronto FC | MLS | 17 | 0 | | | 1 | 5 | 3 | 2 | N/A | 6 | 489 | | 14 |
| Montreal | MLS | 8 | 0 | | | 1 | 2 | 2 | 0 | N/A | 3 | 322 | | 3 |
| Totals | | 25 | 0 | | | 2 | 7 | 5 | 2 | N/A | 9 | 811 | 0 | 17 |
Key to column names
- GPG
- Goals per game
- MPG
- Minutes per goal
- SPG
- Shots per goal
- On T
- Shots on Target
- Off T
- Shots off Target
- Acc
- Accurate passes
| Team |
Competition |
Appearances |
Conceded | Saves | Tackles | Blocks | Interceptions | Duels Won | Duels Lost | Fouls Committed |
| Toronto FC | MLS | 17 | 0 | | 23 | 1 | 12 | 48 | 35 | 9 |
| Montreal | MLS | 8 | 0 | | 8 | 0 | 4 | 18 | 18 | 2 |
| Totals | | 25 | 0 | 0 | 31 | 1 | 16 | 66 | 53 | 11 |
The total yellow and red cards received by M. Longstaff in each competition are shown below.