| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2009/2010 | League One (England) | 1 | 14 | 0 | 0 | — | — |
| 2011/2012 | Championship (England) | 4 | 225 | 1 | 0 | 0.4 | — |
| 2012/2013 | Championship (England) | 3 | 8 | 0 | 0 | — | — |
| 2012/2013 | League Two (England) | 16 | — | 3 | 0 | — | — |
| 2013/2014 | Championship (England) | 13 | 1725 | 3 | 0 | 0.16 | 7.04 |
| 2014/2015 | Championship (England) | 4 | 2028 | 1 | 0 | 0.04 | — |
| 2015/2016 | Championship (England) | 20 | 1679 | 1 | 2 | 0.16 | 7.11 |
| 2016/2017 | Championship (England) | 6 | 354 | 0 | 0 | 0 | 6.49 |
| 2016/2017 | League One (England) | 15 | 1029 | 2 | 3 | 0.44 | — |
| 2017/2018 | League One (England) | 43 | 3701 | 5 | 7 | 0.29 | 7.6 |
| 2018/2019 | League One (England) | 1 | 11 | 0 | 0 | — | — |
| 2019/2020 | Championship (England) | 11 | 582 | 0 | 1 | 0.15 | 6.84 |
| 2020/2021 | League One (England) | 34 | 2681 | 6 | 3 | 0.3 | 7.4 |
| 2021/2022 | League One (England) | 4 | 126 | 0 | 1 | 0.71 | 7.02 |
| 2022/2023 | League One (England) | 3 | 30 | 0 | 0 | — | 6.68 |
| 2022/2023 | League Two (England) | 20 | 948 | 0 | 3 | 0.28 | 7.18 |
| 2023/2024 | League One (England) | 30 | 1855 | 2 | 2 | 0.19 | 7.22 |
| 2024/2025 | League One (England) | 3 | 44 | 0 | 1 | — | 7.02 |
| 2025/2026 | Enterprise National League (England) | 30 | 1562 | 0 | 1 | 0.06 | 6.53 |
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 2026-07-30
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 AFC Wimbledon | 11 | 6 | 2 | 3 | 2 | 1 | 2 | 0 |
 Blackburn Rovers | 10 | 6 | 2 | 2 | 1 | 0 | 4 | 0 |
 Reading | 10 | 2 | 3 | 5 | 1 | 0 | 1 | 0 |
 Derby County | 10 | 2 | 0 | 8 | 1 | 0 | 3 | 0 |
 Northampton Town | 10 | 8 | 2 | 0 | 2 | 0 | 4 | 0 |
 Wigan Athletic | 9 | 5 | 1 | 3 | 1 | 0 | 1 | 0 |
 Blackpool | 8 | 2 | 2 | 4 | 1 | 1 | 0 | 0 |
 Ipswich Town | 8 | 1 | 2 | 5 | 0 | 0 | 1 | 0 |
 Rotherham United | 8 | 4 | 1 | 3 | 0 | 1 | 1 | 0 |
 Shrewsbury Town | 8 | 4 | 1 | 3 | 0 | 1 | 3 | 0 |
 Bristol Rovers | 8 | 5 | 2 | 1 | 4 | 1 | 0 | 0 |
 Rochdale | 8 | 2 | 3 | 3 | 3 | 0 | 0 | 0 |
 Huddersfield Town | 8 | 1 | 5 | 2 | 0 | 0 | 1 | 0 |
 Peterborough United | 8 | 1 | 2 | 5 | 0 | 0 | 1 | 0 |
 Portsmouth | 7 | 2 | 1 | 4 | 0 | 0 | 0 | 1 |
 Barnsley | 7 | 1 | 2 | 4 | 0 | 0 | 0 | 0 |
 Plymouth Argyle | 7 | 3 | 2 | 2 | 1 | 0 | 2 | 0 |
 Doncaster Rovers | 7 | 5 | 1 | 1 | 1 | 0 | 1 | 0 |
 Swindon Town | 7 | 5 | 2 | 0 | 3 | 1 | 2 | 0 |
 Gillingham | 7 | 3 | 1 | 3 | 0 | 0 | 1 | 0 |
In 2025/2026, J. Forster-Caskey's Enterprise National League (England) contribution was creative only — 1 assist in 30 appearances, no goals (1,562 minutes) — 0.06 goal involvements per 90. GioScore's computed rating for the season averages 6.53.
No season rated higher than 2017/2018 (7.6, League One (England)); none lower than 2016/2017 (6.49). His last two rated seasons average 0.22 below his earlier career level.
