2018 ABA League Second Division Final Four

The 2018 ABA League Second Division Final Four is the concluding ABA League Second Division tournament of the 2017–18 ABA League Second Division season. The winner of the final four was promoted to the 2018–19 ABA League First Division.

Venue
After having analyzed the offers, that have been submitted following a tender by 9 February 2018, the ABA League Presidency has decided to award the organization of the Final Four Tournament of the ABA League Second Division to the Borac and their town of Čačak, Serbia.

Bracket
 Source: Adriatic League Second Division