Isaiah Stewart Career Stats by Season
| 2025-2026 Regular | 5 | 84 | 58.3 | 50 | 64.3 | 4 | 0.2 | 0.2 | 2.6 | 1 | 4 | 5.8 |
| 2025-2026 Preseason | 4 | 53 | 56.2 | 40 | 66.7 | 3 | 0.3 | 0.5 | 1.3 | 1.3 | 1.3 | 7 |
| 2025-2026 Playoff | 14 | 165 | 61.5 | 50 | 70.6 | 2.4 | 0.2 | 0.1 | 1 | 0.6 | 2.8 | 4 |
| 2025 Playoff | 1 | 18 | 50 | 0 | 0 | 5 | 1 | 0 | 2 | 0 | 5 | 2 |
| 2024-2025 Regular | 72 | 1433 | 60.7 | 32.1 | 75.9 | 5.5 | 1.7 | 0.4 | 1.4 | 0.9 | 2.8 | 6 |
| 2024 Preseason | 5 | 4523 | 71.4 | 42.9 | 83.3 | 2.6 | 1 | 0.2 | 0.6 | 1 | 2.2 | 6.8 |