2021 Liga 3 West Kalimantan
| Tournament details | |
|---|---|
| Dates | 9 October 2021 – 28 October 2021 |
| Teams | 10 |
| Defending champions | Persikat Ketapang |
| Final positions | |
| Champions | Gabsis (1st title) |
| Runners-up | Delta Khatulistiwa |
| Tournament statistics | |
| Matches played | 24 |
| Goals scored | 54 (2.25 per match) |
The 2021 Liga 3 West Kalimantan will be the sixth season of Liga 3 West Kalimantan as a qualifying round for the national round of the 2021–22 Liga 3.
Persikat Ketapang were the defending champion.