| Club | Finishing position in 2015–16 | First season in top division | First season of current spell in top division | Total seasons in top division | average home attendance 2016–17 |
|---|---|---|---|---|---|
| Ards | 8th | 1923-24 | 2016-2017 | 79 | 597 |
| Ballinamallard United | 10th | 2012-13 | 2012-13 | 5 | 437 |
| Ballymena United | 4th | 1928-29 | 2003-04 | 77 | 1,109 |
| Carrick Rangers | 11th | 1983-84 | 2015-16 | 15 | 520 |
| Cliftonville | 5th | 1890-91 | 1890-91 | 127 | 1,108 |
| Coleraine | 3rd | 1927-28 | 1996-97 | 89 | 864 |
| Crusaders | 2nd | 1949-50 | 2006-07 | 67 | 1,365 |
| Dungannon Swifts | 7th | 2003-04 | 2003-04 | 14 | 559 |
| Glenavon | 6th | 1911-12 | 2005-06 | 106 | 1,172 |
| Glentoran | 8th | 1890-91 | 1890-91 | 127 | 1,710 |
| Linfield | 1st (Champions) | 1890-91 | 1890-91 | 127 | 2,251 |
| Warrenpoint Town | 12th (NIFL Championship) | 2013-+4 | 2017-18 | 4 | 827 |
NIFL Championship
| Club | Finishing position in 2015–2016 | |
|---|---|---|
| Annagh United | 12th | |
| Armagh City | 3rd | |
| Ballyclare Comrades | 8th | |
| Dergview | 11th | |
| Harland & Wolff Welders | 2nd | |
| Institute | 5th | |
| Knockbreda | 4th | |
| Larne | 6th | |
| Lurgan Celtic | 7th | |
| Loughgall | 9th | |
| PSNI | 2nd (NIFL Championship 2) | |
| Warrenpoint Town | 12th (NIFL Premiership) |
| Club | Finishing position in 2015-16 |
|---|---|
| Banbridge Town | 6th |
| Bangor | 10th (NIFL Championship 1) (Relegated for not reapplying for championship licence) |
| Donegal Celtic | 12th(NIFL Championship 1) |
| Dundela | 8th |
| Lisburn Distillery | 14th(NIFL Championship 1) |
| Limavady United | 1st (Not Promoted due to not applying for a license) |
| Moyola Park | 5th |
| Newington Youth | 9th |
| Newry City | 1st (Mid-Ulster Intermediate League) |
| Queen's University Belfast | 7th |
| Sport & Leisure Swifts | 3rd |
| Tobermore United | 4th |
| Intermediate A | Intermediate B | Division 1
| Division 2
| Division 3
| Division 4
|
Premier Division
| Premier Division | Division 1A | Division 1B | Division 1C |
Premier Division
| Division 1
| Division 2
|
Premier Division
| First Division
|
Premier Division
| First Division
|
Premier League
| Morning League
|
Division 1
| Division 2
| Division 3
|