2023 K3 League


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.

Teams

Team changes

Promoted from K4 League
Promoted to K League 2
Relegated to K4 League

Locations

ClubCity
Busan Transportation CorporationBusan
Changwon CityChangwon
Chuncheon CitizenChuncheon
Daejeon KorailDaejeon
FC MokpoMokpo
Gangneung CitizenGangneung
Gimhae FCGimhae
Gyeongju KHNPGyeongju
Hwaseong FCHwaseong
Paju CitizenPaju
Pocheon CitizenPocheon
Siheung CitizenSiheung
Ulsan CitizenUlsan
Yangju CitizenYangju
Yangpyeong FCYangpyeong

Foreign players

Restricting the number of foreign players strictly to four per team, including a slot for a player from the AFC countries. A team could use four foreign players on the field each game, including at least one player from the AFC.
The name in bold indicates that the player was registered during the mid-season transfer window.
ClubPlayer 1Player 2Player 3AFC playerFormer players
Changwon City

Relegation play-off

The relegation play-off was contested between the 14th-placed team of K3 League and the winners of K4 League play-off.