| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2022 | 1. Division | 8 | 48 | 1 | 0 | — | — |
| 2023 | 1. Division | 12 | 468 | 1 | 0 | 0.19 | 7.04 |
| 2023 | 2. Division: Group 2 | 8 | 440 | 0 | 0 | 0 | — |
| 2024 | 1. Division | 22 | 1192 | 0 | 0 | 0 | 6.71 |
| 2025 | 2. Division - Group 1 | 6 | 540 | 0 | 1 | 0.17 | 7.24 |
| 2026 | 2. Division - Group 1 | 12 | 1055 | 1 | 2 | 0.26 | 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 2026-07-23
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Vålerenga | 4 | 1 | 0 | 3 | 0 | 0 | 0 | 0 |
 Ranheim | 4 | 2 | 0 | 2 | 0 | 0 | 0 | 0 |
 Aalesund | 3 | 1 | 0 | 2 | 0 | 0 | 0 | 0 |
 Stabæk | 3 | 1 | 0 | 2 | 0 | 0 | 0 | 0 |
 Start | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
 Åsane | 3 | 1 | 0 | 2 | 0 | 0 | 0 | 0 |
 Kongsvinger | 3 | 1 | 0 | 2 | 0 | 0 | 0 | 0 |
 Bryne | 3 | 2 | 1 | 0 | 0 | 0 | 0 | 0 |
 Sogndal | 3 | 2 | 0 | 1 | 0 | 0 | 0 | 0 |
 Raufoss | 3 | 2 | 1 | 0 | 0 | 0 | 0 | 0 |
 Haugesund | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Molde | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Viking | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Odd | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Levanger | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Rosenborg | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
 Mjøndalen | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Lillestrøm | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 |
 Egersund | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Skeid | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
Isak Hjorteseth closed the 2026 2. Division - Group 1 campaign on 1 goal and 2 assists from 12 outings (1,055 minutes) — 0.26 goal involvements per 90. GioScore's computed rating for the season averages 6.92.
2025 stands as his highest-rated season (7.24, 2. Division - Group 1), with 2024 the weakest (6.71). The recent direction is upward: 0.21 above his prior average across the last two rated seasons.
