| 1 | Wed 1 Aug 2018 | 31-9 v Ipswich TownGrays Athletic 1-9 Ipswich Town | Friendly |
| 2 | Sat 11 Aug 2018 | 32-0 v Witham TownWitham Town 0-2 Grays Athletic | Bostik League North Division |
| 3 | Sat 18 Aug 2018 | 31-1 v Canvey IslandGrays Athletic 1-1 Canvey Island | Bostik League North Division |
| 4 | Sat 25 Aug 2018 | 30-2 v FC RomaniaFC Romania 2-0 Grays Athletic | Emirates FA Cup Preliminary Round |
| 5 | Sat 1 Sep 2018 | 160-5 v Maldon & TiptreeGrays Athletic 0-5 Maldon & Tiptree | Bostik League North Division |
| 6 | Tue 11 Sep 2018 | 30-0 v Witham TownWitham Town 0-0 Grays Athletic | Velocity Trophy First Round |
| 7 | Sat 15 Sep 2018 | 3 1-0 v Brentwood TownBrentwood Town 0-1 Grays Athletic | Bostik League North Division |
| 8 | Sat 22 Sep 2018 | 31-1 v Mildenhall TownGrays Athletic 1-1 Mildenhall Town | Bostik League North Division |
| 9 | Sat 13 Oct 2018 | 32-4 v Sevenoaks TownGrays Athletic 2-4 Sevenoaks Town | Buildbase FA Trophy Preliminary Round |
| 10 | Sat 3 Nov 2018 | 33-2 v TilburyGrays Athletic 3-2 Tilbury | Bostik League North Division |
| 11 | Sat 17 Nov 2018 | 145-1 v Dereham TownGrays Athletic 5-1 Dereham Town | Bostik League North Division |
| 12 | Sat 24 Nov 2018 | 63-2 v AFC SudburyAFC Sudbury 2-3 Grays Athletic | Bostik League North Division |
| 13 | Sat 15 Dec 2018 | 122-2 v Basildon UnitedGrays Athletic 2-2 Basildon United | Bostik League North Division |
| 14 | Tue 1 Jan 2019 | 30-1 v RomfordRomford 1-0 Grays Athletic | Bostik League North Division |
| 15 | Wed 23 Jan 2019 | 33-4 v AveleyGrays Athletic 3-4 Aveley | Bostik League North Division |
| 16 | Sat 26 Jan 2019 | 160-2 v Canvey IslandCanvey Island 2-0 Grays Athletic | Bostik League North Division |
| 17 | Sat 9 Feb 2019 | 172-2 v Great Wakering RoversGreat Wakering Rovers 2-2 Grays Athletic | Bostik League North Division |
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