| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2014/2015 | League Two (England) | 18 | 90 | 0 | 0 | 0 | — |
| 2015/2016 | League One (England) | 5 | 62 | 0 | 0 | — | — |
| 2016/2017 | Championship (England) | 10 | 194 | 0 | 1 | 0.46 | 6.71 |
| 2017/2018 | League Two (England) | 35 | 2113 | 1 | 3 | 0.17 | — |
| 2018/2019 | League One (England) | 32 | 2021 | 5 | 6 | 0.49 | — |
| 2019/2020 | League One (England) | 27 | 1669 | 6 | 5 | 0.59 | 6.98 |
| 2020/2021 | League One (England) | 46 | 3617 | 7 | 8 | 0.37 | 6.91 |
| 2021/2022 | League One (England) | 40 | 3267 | 11 | 6 | 0.47 | 7.01 |
| 2022/2023 | League One (England) | 40 | 1904 | 6 | 2 | 0.38 | 6.86 |
| 2023/2024 | Championship (England) | 34 | 967 | 4 | 1 | 0.47 | 6.85 |
| 2024/2025 | Championship (England) | 41 | 2368 | 4 | 3 | 0.27 | 6.86 |
| 2025/2026 | League One (England) | 44 | 3281 | 7 | 6 | 0.36 | 6.91 |
Domestic league competitions only (SportMonks sub_type='domestic'); national-team, continental and cup competitions are excluded. Classification resolved by league id against the canonical leagues index. G+A/90 computed from minutes actually played.
Figures computed from the GioScore season-stats database · as of 2026-08-14
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Plymouth Argyle | 15 | 5 | 8 | 2 | 3 | 0 | 2 | 0 |
 Oxford United | 15 | 6 | 6 | 3 | 0 | 1 | 3 | 0 |
 Shrewsbury Town | 14 | 9 | 2 | 3 | 1 | 0 | 2 | 0 |
 Accrington Stanley | 13 | 5 | 3 | 5 | 1 | 0 | 1 | 1 |
 Sunderland | 12 | 6 | 1 | 5 | 3 | 1 | 2 | 0 |
 Wycombe Wanderers | 12 | 7 | 3 | 2 | 3 | 1 | 0 | 0 |
 AFC Wimbledon | 12 | 7 | 2 | 3 | 2 | 0 | 2 | 0 |
 Lincoln City | 12 | 6 | 3 | 3 | 1 | 0 | 1 | 0 |
 Rotherham United | 11 | 9 | 1 | 1 | 2 | 0 | 1 | 0 |
 Fleetwood Town | 11 | 4 | 4 | 3 | 2 | 0 | 2 | 0 |
 Coventry City | 10 | 7 | 1 | 2 | 1 | 3 | 2 | 0 |
 Bolton Wanderers | 9 | 4 | 3 | 2 | 1 | 0 | 1 | 0 |
 Luton Town | 9 | 5 | 0 | 4 | 0 | 0 | 1 | 0 |
 Doncaster Rovers | 9 | 4 | 2 | 3 | 0 | 1 | 3 | 0 |
 Peterborough United | 9 | 5 | 1 | 3 | 0 | 2 | 2 | 0 |
 Cheltenham Town | 9 | 3 | 3 | 3 | 0 | 0 | 0 | 0 |
 Charlton Athletic | 8 | 2 | 2 | 4 | 1 | 1 | 0 | 0 |
 Portsmouth | 8 | 3 | 4 | 1 | 1 | 0 | 0 | 0 |
 Barnsley | 8 | 4 | 2 | 2 | 1 | 1 | 1 | 0 |
 Sheffield Wednesday | 8 | 2 | 3 | 3 | 0 | 1 | 2 | 0 |
In the 2025/2026 League One (England), Marcus Harness made 44 appearances (3,281 minutes), with 7 goals and 6 assists — 0.36 goal involvements per 90. His average match rating for that season computes to 6.91.
12 league seasons sit on his record, from 2014 to 2025 across 7 clubs. 2021/2022 stands as his highest-rated season (7.01, League One (England)), with 2016/2017 the weakest (6.71).
