| 1 | Mon 26 Dec 2022 | 37-1 v Witham TownGrays Athletic 7-1 Witham Town | Isthmian League - North Division |
| 2 | Mon 2 Jan 2023 | 32-1 v East Thurrock UnitedEast Thurrock United 1-2 Grays Athletic | Isthmian League - North Division |
| 3 | Sat 7 Jan 2023 | 31-0 v Coggeshall TownGrays Athletic 1-0 Coggeshall Town | Isthmian League - North Division |
| 4 | Sat 14 Jan 2023 | 32-0 v Maldon & TiptreeMaldon & Tiptree 0-2 Grays Athletic | Isthmian League - North Division |
| 5 | Sat 21 Jan 2023 | 3 1-0 v Heybridge SwiftsHeybridge Swifts 0-1 Grays Athletic | Isthmian League - North Division |
| 6 | Tue 24 Jan 2023 | 33-1 v Concord RangersConcord Rangers 1-3 Grays Athletic | Essex Senior Cup Fourth Round |
| 7 | Sat 28 Jan 2023 | 3 0-2 v AFC SudburyGrays Athletic 0-2 AFC Sudbury | Isthmian League - North Division |
| 8 | Sat 11 Feb 2023 | 30-0 v Stowmarket TownGrays Athletic 0-0 Stowmarket Town | Isthmian League - North Division |
| 9 | Wed 15 Feb 2023 | 30-0 v New SalamisGrays Athletic 0-0 New Salamis | Isthmian League - North Division |
| 10 | Sat 18 Feb 2023 | 32-1 v GorlestonGorleston 1-2 Grays Athletic | Isthmian League - North Division |
| 11 | Sat 25 Feb 2023 | 32-0 v TilburyGrays Athletic 2-0 Tilbury | Isthmian League - North Division |
| 12 | Sat 4 Mar 2023 | 32-0 v WroxhamWroxham 0-2 Grays Athletic | Isthmian League - North Division |
| 13 | Tue 7 Mar 2023 | 32-2 v Basildon UnitedBasildon United 2-2 Grays Athletic | Isthmian League - North Division |
| 14 | Sat 11 Mar 2023 | 30-1 v Felixstowe & Walton UnitedFelixstowe & Walton United 1-0 Grays Athletic | Isthmian League - North Division |
| 15 | Sat 18 Mar 2023 | 32-1 v Lowestoft TownGrays Athletic 2-1 Lowestoft Town | Isthmian League - North Division |
| 16 | Sat 25 Mar 2023 | 30-2 v Brentwood TownBrentwood Town 2-0 Grays Athletic | Isthmian League - North Division |
| 17 | Sat 1 Apr 2023 | 33-3 v Basildon UnitedGrays Athletic 3-3 Basildon United | Isthmian League - North Division |
| 18 | Sat 8 Apr 2023 | 3 2-1 v Great Wakering RoversGreat Wakering Rovers 1-2 Grays Athletic | Isthmian League - North Division |
| 19 | Mon 10 Apr 2023 | 31-0 v East Thurrock UnitedGrays Athletic 1-0 East Thurrock United | Isthmian League - North Division |
| 20 | Sat 15 Apr 2023 | 34-1 v Bury TownBury Town 1-4 Grays Athletic | Isthmian League - North Division |
| 21 | Sat 22 Apr 2023 | 32-0 v Hullbridge SportsGrays Athletic 2-0 Hullbridge Sports | Isthmian League - North Division |
| 22 | Tue 25 Apr 2023 | 3 2-3 v AFC SudburyAFC Sudbury 3-2 Grays Athletic | Isthmian League - North Division Play-off Semi Final |
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