The 2015–16 Azadegan League was the 25th season of the
Azadegan League
The Azadegan League ( fa, ليگ آزادگان, ''Lig-e Âzâdegân''), also known as League 1 ( fa, لیگ یک, ''Lig-e Yek''), is the second highest division of professional football in Iran. It was the top-level football league in Iran from ...
and 15th as the second highest division since its establishment in 1991. The season featured 15 teams from the
2014–15 Azadegan League
The 2014–15 Azadegan League was the 24th season of the Azadegan League and 14th as the second highest division since its establishment in 1991. The season featured 16 teams from the 2013–14 Azadegan League, three new teams relegated from the 2 ...
, two new teams relegated from the
2014–15 Persian Gulf Pro League
The 2014–15 Persian Gulf Pro League (formerly known as Iran Pro League) was the 32nd season of Iran's Football League and 14th as Persian Gulf Pro League since its establishment in 2001. Foolad were the defending champions. The season featur ...
:
Paykan and
Naft Masjed Soleyman and two new teams promoted from the
2014–15 League 2:
Aluminium Arak as champions and
Kheybar Khorramabad.
Khooneh be Khooneh replaced
Bahman Shiraz while
Machine Sazi replaced
Shahrdari Tabriz. The league started on 17 August 2015 and ended on 16 May 2016.
Paykan won the Azadegan League title for the second time in their history.
Paykan,
Machine Sazi and
Sanat Naft promoted to the
Persian Gulf Pro League.
Teams
Stadia and locations