| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2014/2015 | Premiership | 8 | 484 | 1 | 1 | 0.37 | — |
| 2016 | Premier Division | 29 | 2050 | 8 | 0 | 0.35 | — |
| 2017 | Premier Division | 20 | 1731 | 7 | 0 | 0.36 | — |
| 2018 | Premier Division | 35 | 2422 | 15 | 0 | 0.56 | — |
| 2018/2019 | League One (England) | 16 | 713 | 3 | 0 | 0.38 | 6.73 |
| 2019/2020 | League One (England) | 33 | 2514 | 11 | 6 | 0.61 | 7.03 |
| 2020/2021 | Championship (England) | 15 | 433 | 1 | 1 | 0.42 | 6.65 |
| 2021/2022 | League One (England) | 18 | 852 | 4 | 0 | 0.42 | 6.87 |
| 2022/2023 | League One (England) | 19 | 300 | 1 | 1 | 0.6 | 6.81 |
| 2022/2023 | League Two (England) | 19 | 1208 | 0 | 5 | 0.37 | 6.88 |
| 2023/2024 | League One (England) | 37 | 1957 | 3 | 2 | 0.23 | 6.9 |
| 2024/2025 | League One (England) | 10 | 370 | 1 | 2 | 0.73 | 6.82 |
| 2026 | USL Championship (United States) | 14 | 897 | 7 | 1 | 0.8 | 6.92 |
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 2026-07-25
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Charlton Athletic | 10 | 3 | 3 | 4 | 0 | 0 | 1 | 0 |
 Barnsley | 8 | 1 | 3 | 4 | 1 | 1 | 0 | 0 |
 AFC Wimbledon | 8 | 5 | 1 | 2 | 1 | 0 | 2 | 0 |
 Portsmouth | 7 | 2 | 2 | 3 | 1 | 0 | 0 | 0 |
 Burton Albion | 7 | 2 | 3 | 2 | 1 | 0 | 1 | 0 |
 Wycombe Wanderers | 7 | 3 | 1 | 3 | 1 | 0 | 1 | 0 |
 Cambridge United | 7 | 4 | 3 | 0 | 0 | 0 | 0 | 0 |
 Peterborough United | 7 | 5 | 1 | 1 | 5 | 1 | 1 | 0 |
 Oxford United | 7 | 2 | 3 | 2 | 0 | 0 | 0 | 0 |
 Fleetwood Town | 7 | 4 | 1 | 2 | 1 | 1 | 0 | 0 |
 Bolton Wanderers | 6 | 4 | 0 | 2 | 0 | 0 | 0 | 0 |
 Lincoln City | 6 | 3 | 3 | 0 | 1 | 0 | 0 | 0 |
 Accrington Stanley | 6 | 2 | 1 | 3 | 1 | 0 | 1 | 0 |
 Sheffield Wednesday | 5 | 2 | 1 | 2 | 0 | 0 | 1 | 0 |
 Crewe Alexandra | 5 | 4 | 1 | 0 | 1 | 0 | 0 | 0 |
 Plymouth Argyle | 5 | 2 | 1 | 2 | 0 | 0 | 0 | 0 |
 Shrewsbury Town | 5 | 2 | 0 | 3 | 0 | 0 | 0 | 0 |
 Bristol Rovers | 5 | 4 | 1 | 0 | 2 | 0 | 0 | 0 |
 Gillingham | 5 | 1 | 1 | 3 | 1 | 0 | 0 | 0 |
 Milton Keynes Dons | 5 | 3 | 1 | 1 | 0 | 0 | 0 | 0 |
In the 2026 USL Championship (United States), Kieran Sadlier made 14 appearances (897 minutes), with 7 goals and 1 assist — 0.8 goal involvements per 90. That season graded out at an average match rating of 6.92.
His league record spans 13 seasons (2014–2026) across 11 clubs. 2019/2020 stands as his highest-rated season (7.03, League One (England)), with 2020/2021 the weakest (6.65).
