|Continental cup qualifiers|
The 2017–18 NIFL Premiership (known as the Danske Bank Premiership for sponsorship reasons) was the 117th season of the Irish League overall and the fifth as the Northern Ireland Football League.
Linfield are the defending champions.
Twelve teams will compete in the 2017–18 NIFL Premiership. Portadown were relegated after finishing bottom of the 2016–17 NIFL Premiership and were replaced by Warrenpoint Town as the winners of the 2016–17 NIFL Championship.
Carrick Rangers finished second from bottom but retained their Premiership place after winning the promotion-relegation play-off against NIFL Championship promotion play-off winners Institute 5–2 on aggregate.
Stadia and locations
|Ards||Clandeboye Park||Bangor||1,895 (500 seated)|
|Ballinamallard United||Ferney Park||Ballinamallard||2,000 (250 seated)|
|Ballymena United||The Showgrounds||Ballymena||3,050 (2,200 seated)|
|Carrick Rangers||Taylors Avenue||Carrickfergus||4,500 (150 seated)|
|Cliftonville||Solitude||Belfast||2,530 (all seated)|
|Coleraine||The Showgrounds||Coleraine||2,496 (1,106 seated)|
|Crusaders||Seaview||Belfast||3,383 (all seated)|
|Dungannon Swifts||Stangmore Park||Dungannon||5,000 (300 seated)|
|Glenavon||Mourneview Park||Lurgan||4,160 (4,000 seated)|
|Glentoran||The Oval||Belfast||6,054 (4,989 seated)|
|Linfield||Windsor Park||Belfast||18,167 (all seated)|
During matches 1–22 each team played every other team twice (home and away).
During matches 23–33 each team played every other team for the third time (either at home, or away).
During matches 34–38 each team played every other team in their half of the table once. As this was the fourth time that teams played each other this season, home sides were chosen so that they will have played each other twice at home and twice away.
UEFA Europa League play-offs
Teams finishing fourth to seventh will take part in Europa League play-offs to decide one team who will qualify for next season's Europa League first qualifying round.
NIFL Premiership play-offs
The runners-up and third-placed teams from the Championship will take part (over two legs) in the Championship promotion pre-play-off.
The eleventh-placed team from the Premiership will play the winners of the pre-play-off over two legs for one spot in the 2018–19 NIFL Premiership.
|IFA Premiership seasons|
|2017–18 in Northern Irish football|
NIFL Premiership · NIFL Championship
|Northern Irish competitions · Northern Irish coaches · Northern Irish players · Northern Irish stadiums|