The 2023–24 ABA League Second Division is the 6th season of the ABA Second Division with 14 teams from Bosnia and Herzegovina, Croatia, Montenegro, North Macedonia, Serbia, and Slovenia participating in it.

Borac

Cedevita Junior

Helios Suns

MZT

Pelister

Podgorica

Šenčur

Šibenka

Široki

Spartak

Sutjeska

TFT Skopje

Zlatibor

Vojvodina

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Location of teams in the 2023–24 season

A total of 14 clubs contest the league for the 2023–24 season, based on the results in the domestic championships and taking into consideration the results in the previous season.^[1]

The following is the access list for this season. This season, instead of wild card invitation, qualification rounds determine one participant.^[2][3]

The labels in the parentheses show how each team qualified for the place of its starting round:

• 1st–5th: Positions in national leagues at the end of regular season or playoffs.
• ABA1: Relegated from the First Division.

Regular season
Borac WWIN (2nd)	Sutjeska (1st)	MZT Skopje Aerodrom (ABA1)	Kansai Helios (2nd)
Široki TT Kabeli (3rd)	Podgorica (2nd)	Pelister (2nd)	GGD Šenčur (3rd)
Cedevita (4th)	Zlatibor Gold Gondola (1st)	TFT Mozzart Skopje (3rd)
Šibenka (5th)	Spartak Office Shoes (2nd)
Qualifying round
Bosna Meridianbet (5th)	Spars Ilidža (8th)	Vojvodina MTS (3rd)	Ilirija (4th)

4 teams competed in two preliminary rounds. Teams were paired in two-legged matches, with winners decided on aggregate score.

Games were played from September 21 to and September 26. Winners advanced to the second preliminary round.

Team 1	Agg.Tooltip Aggregate score	Team 2	1st leg	2nd leg
Bosna Meridianbet	160–141	Ilirija	83–71	77–70
Spars Ilidža	158–193	Vojvodina MTS	81–97	77–94

Games were played on October 1 and October 4. Winner advanced to the regular season stage.

Team 1	Agg.Tooltip Aggregate score	Team 2	1st leg	2nd leg
Bosna Meridianbet	152–163	Vojvodina MTS	75–78	77–85

The Regular season is split in five tournaments featuring two or three rounds.

Pos	Team	Pld	W	L	PF	PA	PD	Pts	Qualification or relegation
1	Spartak Office Shoes	13	11	2	1119	994	+125	24	Advance to the Playoffs
2	Vojvodina MTS	13	10	3	1031	926	+105	23
3	Zlatibor Gold Gondola	13	10	3	1152	1026	+126	23
4	Široki TT Kabeli	13	9	4	1012	918	+94	22
5	MZT Skopje Aerodrom	13	8	5	1088	1017	+71	21
6	Podgorica	13	8	5	1026	1011	+15	21
7	Sutjeska	13	6	7	1000	1017	−17	19
8	Kansai Helios	13	6	7	925	933	−8	19
9	Borac WWIN	13	6	7	866	873	−7	19
10	Pelister	13	5	8	1004	1043	−39	18
11	GGD Šenčur	12	4	8	964	1065	−101	16
12	Cedevita	13	4	9	985	1059	−74	17
13	Šibenka	13	2	11	970	1087	−117	15
14	TFT Mozzart Skopje	13	2	11	912	1053	−141	15

Based on the results and position of the clubs in the standings after the regular season, Playoffs will take place with teams from 1st to 8th position. The Quarterfinals will be played in knockout pairs 1–8, 2–7, 3–6, 4–5. The winners of the Quarterfinals will qualify to the Semifinals and the winners of the Semifinals will play the Final.

Knock-out elimination phases will be played under two-game format. Better placed team plays second leg at home court.

	Quarterfinals						Semifinals						Final
	9-16 April
	1 Spartak Office Shoes	84	79	163
							27 April-5 May
	8 Kansai Helios	71	68	139
							Spartak Office Shoes	78	98	176
	10-17 April
							MZT Skopje Aerodrom	73	64	137
	4 Široki TT Kabeli	69	70	139
													9-16 May
	5 MZT Skopje Aerodrom	85	68	153
													Spartak Office Shoes	74	80	154
	9-17 April
													Vojvodina MTS	73	74	147
	2 Vojvodina MTS	89	81	170
							24 April-2 May
	7 Sutjeska	84	70	154
							Vojvodina MTS	80	97	177
	10-16 April
							Podgorica	98	55	153
	3 Zlatibor Gold Gondola	89	93	182
	6 Podgorica	113	100	213

• Official website
• ABA League at Eurobasket.com