| Season | 2023 |
|---|---|
| Dates | 11 March – 11 November 2023 |
| Champions | Hwaseong FC (1st title) |
| Relegated | Yangju Citizen |
| Best Player | Jegal Jae-min[1] |
| Top goalscorer | Jegal Jae-min Woo Jae-wook (12 goals each)[1] |
← 2022 2024 → | |
The 2023 K3 League was the third season of the K3 League as a semi-professional league. Its regular season was held from 11 March to 11 November 2023.
The 15 participating teams played each other twice. The 14th-placed team advanced to the relegation play-off and the bottom team was directly relegated to the K4 League.