| Competition: | Druga NL |
| Season: | 2023–24 |
| Dates: | 18 August 2023 – 1 June 2024 |
| Winners: | Opatija |
| Promoted: | Opatija |
| Relegated: | Krk Belišće |
| Matches: | 240 |
| Total Goals: | 681 |
| Prevseason: | 2022–23 |
| Nextseason: | 2024–25 |
| Updated: | 8 June 2024 |
The 2023–24 Croatian Second Football League (also known as Druga nogometna liga and SuperSport Druga NL) was the 33rd edition of the third tier of Croatian football league and 2nd season of the restructured Druga nogometna liga.
The league was contested by 16 teams and played in a double round robin format.
| Team | Place | Stadium[1] | Capacity[2] |
|---|---|---|---|
| Belišće | Belišće | Stadion Gradski | 3,000 |
| Gradski stadion | 4,000 | ||
| Dugo Selo | Dugo Selo | Gradski stadion | 2,000 |
| Grobničan | Čavle | Stadion Adelija Haramija Beba | 3,000 |
| 5,000 | |||
| Hrvace | Hrvace | Gradski stadion | 2,000 |
| Jadran Luka Ploče | Ploče | Stadion Jadranovo | 2,000 |
| Jadran Poreč | Poreč | Stadion Veli Jože | 2,000 |
| Karlovac 1919 | Karlovac | 12,000 | |
| Krk | Krk | 10,600 | |
| Stadion Kustošija | 2,550 | ||
| Marsonia 1909 | Slavonski Brod | Gradski stadion uz Savu | 6,000 |
| Mladost Ždralovi | Ždralovi | Stadion NK Mladost | 1,000 |
| Opatija | Opatija | Stadion Kantrida | 10,600 |
| Radnik Križevci | Križevci | Križevci City Stadium | 1,500 |
| Trnje | Zagreb | Stadion Trnje | 1,300 |
|}
| Rank | Player | Club | Goals |
|---|---|---|---|
| 1 |  Goodness Ajayi | Opatija | 16 |
| 2 | Luka Pisačić | Mladost Ždralovi | 15 |
| Dražen Pilčić | Grobničan | ||
| 4 |  Selmir Mahmutović | Marsonia 1909 | 14 |
| 5 | Sedin Ljuca | Hrvace | 12 |
| Nino Stojanović | Bjelovar |