| 1 | Sat 2 Aug | 83-0 v Crawley TownGrimsby Town 3-0 Crawley Town | Sky Bet League Two |
| 2 | Sat 9 Aug | 83-3 v Harrogate TownHarrogate Town 3-3 Grimsby Town | Sky Bet League Two |
| 3 | Tue 12 Aug | 83-1 v Shrewsbury TownGrimsby Town 3-1 Shrewsbury Town | Carabao Cup First Round |
| 4 | Sat 16 Aug | 82-1 v Newport CountyGrimsby Town 2-1 Newport County | Sky Bet League Two |
| 5 | Tue 19 Aug | 81-0 v WalsallWalsall 0-1 Grimsby Town | Sky Bet League Two |
| 6 | Sat 23 Aug | 81-1 v Accrington StanleyAccrington Stanley 1-1 Grimsby Town | Sky Bet League Two |
| 7 | Wed 27 Aug | 8 2-2 v Manchester UnitedGrimsby Town 2-2 Manchester United | Carabao Cup Second Round |
| 8 | Sat 30 Aug | 80-1 v Bristol RoversGrimsby Town 0-1 Bristol Rovers | Sky Bet League Two |
| 9 | Tue 2 Sep | 81-2 v Bradford CityBradford City 2-1 Grimsby Town | EFL Trophy Northern Group C |
| 10 | Sat 6 Sep | 83-2 v Milton Keynes DonsMilton Keynes Dons 2-3 Grimsby Town | Sky Bet League Two |
| 11 | Sat 13 Sep | 81-1 v Cambridge UnitedGrimsby Town 1-1 Cambridge United | Sky Bet League Two |
| 12 | Tue 16 Sep | 81-0 v Sheffield WednesdaySheffield Wednesday 0-1 Grimsby Town | Carabao Cup Third Round |
| 13 | Sat 20 Sep | 80-3 v BarnetBarnet 3-0 Grimsby Town | Sky Bet League Two |
| 14 | Sat 27 Sep | 87-1 v Cheltenham TownGrimsby Town 7-1 Cheltenham Town | Sky Bet League Two |
| 15 | Sat 4 Oct | 82-0 v Salford CitySalford City 0-2 Grimsby Town | Sky Bet League Two |
| 16 | Tue 7 Oct | 80-3 v Doncaster RoversGrimsby Town 0-3 Doncaster Rovers | EFL Trophy Northern Group C |
| 17 | Sat 11 Oct | 8 1-2 v Colchester UnitedGrimsby Town 1-2 Colchester United | Sky Bet League Two |
| 18 | Sat 18 Oct | 81-0 v GillinghamGrimsby Town 1-0 Gillingham | Sky Bet League Two |
| 19 | Sat 25 Oct | 82-3 v Crewe AlexandraCrewe Alexandra 3-2 Grimsby Town | Sky Bet League Two |
| 20 | Tue 28 Oct | 80-5 v BrentfordGrimsby Town 0-5 Brentford | Carabao Cup Fourth Round |
| 21 | Sat 1 Nov | 83-1 v Ebbsfleet UnitedGrimsby Town 3-1 Ebbsfleet United | Emirates FA Cup First Round |
| 22 | Tue 4 Nov | 85-3 v Everton U21Grimsby Town 5-3 Everton U21 | EFL Trophy Northern Group C |
| 23 | Sat 8 Nov | 82-2 v BarrowBarrow 2-2 Grimsby Town | Sky Bet League Two |
| 24 | Sat 15 Nov | 80-1 v ChesterfieldGrimsby Town 0-1 Chesterfield | Sky Bet League Two |
| 25 | Sat 22 Nov | 82-2 v Swindon TownSwindon Town 2-2 Grimsby Town | Sky Bet League Two |
| 26 | Thu 27 Nov | 81-2 v Tranmere RoversGrimsby Town 1-2 Tranmere Rovers | Sky Bet League Two |
| 27 | Tue 9 Dec | 81-1 v Shrewsbury TownShrewsbury Town 1-1 Grimsby Town | Sky Bet League Two |
| 28 | Sat 13 Dec | 80-2 v Notts CountyGrimsby Town 0-2 Notts County | Sky Bet League Two |
Football Web Pages