| Competition: | Slovenian Second League |
| Season: | 2015–16 |
| Winners: | Radomlje |
| Promoted: | Radomlje Aluminij |
| Relegated: | Šenčur Tolmin |
| League Topscorer: | Lovro Bizjak Dejan Sokanović (14 goals each) |
| Highest Scoring: | Drava 6–4 Šenčur |
| Longest Unbeaten: | 14 matches Aluminij |
| Longest Winless: | 12 matches Zarica |
| Matches: | 135 |
| Total Goals: | 415 |
| Highest Attendance: | 800 Triglav 1–1 Zarica |
| Lowest Attendance: | 30 Ankaran 2–2 Drava |
| Attendance: | 28,312 |
| Average Attendance: | 209 |
| Prevseason: | 2014–15 |
| Nextseason: | 2016–17 |
The 2015–16 Slovenian Second League season was the 25th edition of the Slovenian Second League. The season began on 9 August 2015 and ended on 22 May 2016.
Each team played a total of 27 matches. Teams played 3 matches against each other.[1]
| Team | Location | Stadium | |
|---|---|---|---|
| Aluminij | Kidričevo | Aluminij Sports Park | |
| Ankaran Hrvatini | Ankaran | ŠRC Katarina | |
| Dob | Dob | Dob Sports Park | |
| Drava Ptuj | Ptuj | Ptuj City Stadium | |
| Radomlje | Radomlje | Radomlje Sports Park | |
| Šenčur | Šenčur | Šenčur Sports Park | |
| Tolmin | Brajda Sports Park | ||
| Triglav | Kranj | Stanko Mlakar Stadium | |
| Veržej | Veržej | Čistina Stadium | |
| Zarica | Kranj | Zarica Sports Park |
Round 16 was the final round before the winter break
| Rank | Player | Team | Goals |
|---|---|---|---|
| 1 | Lovro Bizjak | Aluminij | 14 |
| Dejan Sokanović | Tolmin | ||
| 3 | Žiga Škoflek | Aluminij | 11 |
| 4 | Sebastjan Petek | Veržej | 10 |
 Dušan Stoiljković | Radomlje |
Source: 2. SNL official website
Note 1:Team played in the Slovenian PrvaLiga the previous season.
Note 2:Team played in the Slovenian Third League the previous season.
Note 3:Team has played 13 home matches.
Note 4:Team has played 14 home matches.