| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2017 | Eliteserien | 2 | 2 | 0 | 0 | — | — |
| 2018 | Eliteserien | 1 | 5 | 0 | 0 | — | 6.63 |
| 2019 | Eliteserien | 14 | 439 | 1 | 0 | 0.21 | 6.44 |
| 2020 | Eliteserien | 9 | 101 | 0 | 0 | 0 | 6.65 |
| 2020 | 1. Division | 13 | 904 | 0 | 0 | 0 | — |
| 2021 | 1. Division | 8 | 517 | 0 | 1 | 0.17 | — |
| 2021 | Eliteserien | 17 | 893 | 1 | 1 | 0.2 | 6.76 |
| 2022 | Eliteserien | 20 | 1284 | 0 | 0 | 0 | 6.82 |
| 2023 | 1. Division | 23 | 1382 | 0 | 0 | 0 | 6.85 |
| 2024 | Eliteserien | 29 | 2307 | 4 | 1 | 0.2 | 6.9 |
| 2025 | 1. Division | 20 | 1607 | 8 | 2 | 0.56 | 6.49 |
| 2026 | Eliteserien | 11 | 428 | 0 | 0 | 0 | 6.59 |
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 2026-08-23
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Haugesund | 12 | 5 | 4 | 3 | 2 | 0 | 1 | 0 |
 Odd | 11 | 1 | 7 | 3 | 0 | 0 | 1 | 0 |
 Strømsgodset | 10 | 4 | 2 | 4 | 0 | 0 | 1 | 0 |
 Rosenborg | 9 | 1 | 2 | 6 | 1 | 0 | 1 | 0 |
 Brann | 9 | 3 | 1 | 5 | 0 | 0 | 0 | 0 |
 Tromsø | 9 | 2 | 5 | 2 | 0 | 0 | 3 | 1 |
 Molde | 8 | 2 | 0 | 6 | 0 | 0 | 1 | 0 |
 Viking | 8 | 1 | 0 | 7 | 0 | 0 | 1 | 0 |
 Sandefjord | 8 | 4 | 1 | 3 | 1 | 0 | 1 | 0 |
 Bodø / Glimt | 8 | 0 | 2 | 6 | 0 | 0 | 0 | 0 |
 Lillestrøm | 8 | 2 | 2 | 4 | 0 | 0 | 0 | 0 |
 Sarpsborg 08 | 8 | 5 | 0 | 3 | 2 | 1 | 0 | 0 |
 Stabæk | 6 | 3 | 0 | 3 | 0 | 0 | 1 | 0 |
 Vålerenga | 6 | 3 | 2 | 1 | 0 | 0 | 1 | 0 |
 Mjøndalen | 6 | 1 | 3 | 2 | 1 | 0 | 0 | 0 |
 Ranheim | 4 | 0 | 2 | 2 | 0 | 0 | 0 | 0 |
 Start | 4 | 0 | 3 | 1 | 1 | 0 | 0 | 0 |
 HamKam | 4 | 1 | 2 | 1 | 0 | 0 | 1 | 0 |
 Aalesund | 3 | 1 | 1 | 1 | 1 | 0 | 0 | 0 |
 Kongsvinger | 3 | 1 | 1 | 1 | 1 | 0 | 0 | 0 |
Jesper Isaksen went through 11 Eliteserien appearances in 2026 (428 minutes) without a goal or an assist. His average match rating for that season computes to 6.59.
Season ratings peak at 6.9 in 2024, Eliteserien and bottom out at 6.44 in 2019. His last two rated seasons average 0.2 below his earlier career level.
