| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2011/2012 | League Two (England) | 1 | — | 0 | 0 | — | — |
| 2012/2013 | League Two (England) | 2 | 180 | 0 | 0 | 0 | — |
| 2012/2013 | Enterprise National League North (England) | 5 | — | 1 | 0 | — | — |
| 2013/2014 | Enterprise National League (England) | 13 | 90 | 6 | 0 | 6 | — |
| 2014/2015 | Enterprise National League (England) | 37 | — | 5 | 0 | — | — |
| 2015/2016 | Premiership | 9 | 627 | 2 | 0 | 0.29 | — |
| 2016/2017 | League Two (England) | 23 | 1419 | 3 | 1 | 0.25 | — |
| 2017/2018 | League Two (England) | 35 | 2407 | 6 | 6 | 0.45 | — |
| 2017/2018 | Enterprise National League (England) | 13 | 1073 | 3 | 0 | 0.25 | — |
| 2018/2019 | League Two (England) | 5 | 54 | 0 | 0 | — | — |
| 2018/2019 | Championship (England) | 12 | 552 | 0 | 1 | 0.16 | 6.73 |
| 2019/2020 | League One (England) | 10 | 821 | 2 | 1 | 0.33 | 7.09 |
| 2020/2021 | Premiership | 7 | 454 | 1 | 1 | 0.4 | 6.95 |
| 2020/2021 | Championship (Scotland) | 6 | 292 | 0 | 1 | 0.31 | — |
| 2021/2022 | Premiership | 18 | 722 | 2 | 0 | 0.25 | 6.83 |
| 2022/2023 | League Two (England) | 42 | 3193 | 10 | 3 | 0.37 | 7.08 |
| 2023/2024 | League One (England) | 46 | 3441 | 5 | 5 | 0.26 | 7.16 |
| 2024/2025 | League One (England) | 41 | 3134 | 4 | 1 | 0.14 | 7 |
| 2025/2026 | League One (England) | 41 | 2529 | 2 | 1 | 0.11 | 6.73 |
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 2026-08-02
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Exeter City | 11 | 3 | 4 | 4 | 5 | 1 | 2 | 0 |
 Wycombe Wanderers | 10 | 4 | 0 | 6 | 0 | 1 | 0 | 0 |
 Mansfield Town | 10 | 2 | 5 | 3 | 1 | 0 | 3 | 0 |
 Leyton Orient | 10 | 4 | 2 | 4 | 1 | 0 | 3 | 0 |
 Burton Albion | 9 | 5 | 2 | 2 | 0 | 0 | 2 | 0 |
 Cambridge United | 9 | 3 | 0 | 6 | 2 | 0 | 2 | 0 |
 Peterborough United | 9 | 2 | 4 | 3 | 0 | 0 | 0 | 0 |
 Lincoln City | 9 | 2 | 5 | 2 | 0 | 1 | 2 | 0 |
 Port Vale | 9 | 3 | 4 | 2 | 0 | 0 | 2 | 0 |
 Blackpool | 8 | 4 | 2 | 2 | 0 | 2 | 1 | 0 |
 Luton Town | 8 | 2 | 1 | 5 | 1 | 0 | 2 | 0 |
 Northampton Town | 8 | 3 | 3 | 2 | 1 | 0 | 0 | 0 |
 Reading | 7 | 2 | 2 | 3 | 0 | 0 | 0 | 0 |
 Bristol Rovers | 7 | 2 | 2 | 3 | 2 | 1 | 2 | 0 |
 Cheltenham Town | 7 | 2 | 2 | 3 | 1 | 2 | 2 | 0 |
 Bolton Wanderers | 6 | 0 | 3 | 3 | 0 | 0 | 0 | 0 |
 Wigan Athletic | 6 | 3 | 1 | 2 | 1 | 1 | 2 | 0 |
 Newport County | 6 | 2 | 1 | 3 | 1 | 1 | 3 | 0 |
 Rotherham United | 6 | 1 | 3 | 2 | 0 | 0 | 2 | 1 |
 Rochdale | 6 | 1 | 3 | 2 | 2 | 0 | 2 | 0 |
Across 41 League One (England) appearances in 2025/2026, J. Roberts contributed 2 goals plus 1 assist (2,529 minutes) — 0.11 goal involvements per 90. His average match rating for that season computes to 6.73.
At his best he averaged 7.16 in 2023/2024, League One (England); at his worst, 6.73 in 2018/2019.
