| Competition: | Finnish League Division 3 |
| Season: | 2020 |
| Prevseason: | 2019 |
| Nextseason: | 2021 |
League tables for teams participating in Kolmonen, the fourth tier of the Finnish soccer league system, in 2020. A total of 108 teams compete in the 2020 campaign, split into 9 groupd based on regional locations.