| 1 | Sat 6 Aug 2022 | 4 0-0 v Tiverton TownTiverton Town 0-0 Harrow Borough | Southern League - Premier South |
| 2 | Sat 13 Aug 2022 | 41-1 v Winchester CityHarrow Borough 1-1 Winchester City | Southern League - Premier South |
| 3 | Sat 20 Aug 2022 | 40-1 v Hanwell TownHarrow Borough 0-1 Hanwell Town | Southern League - Premier South |
| 4 | Sat 27 Aug 2022 | 4 0-7 v Weston-super-MareWeston-super-Mare 7-0 Harrow Borough | Southern League - Premier South |
| 5 | Tue 20 Sep 2022 | 51-3 v HendonHarrow Borough 1-3 Hendon | Southern League - Premier South |
| 6 | Sat 24 Sep 2022 | 51-0 v North LeighHarrow Borough 1-0 North Leigh | Southern League - Premier South |
| 7 | Mon 26 Sep 2022 | 53-1 v Beaconsfield TownBeaconsfield Town 1-3 Harrow Borough | Southern League - Premier South |
| 8 | Sat 1 Oct 2022 | 52-3 v Dorchester TownDorchester Town 3-2 Harrow Borough | Southern League - Premier South |
| 9 | Wed 26 Oct 2022 | 43-1 v Gosport BoroughGosport Borough 1-3 Harrow Borough | Southern League - Premier South |
| 10 | Sat 29 Oct 2022 | 42-0 v Hayes & Yeading UnitedHarrow Borough 2-0 Hayes & Yeading United | Isuzu FA Trophy First Round |
| 11 | Sat 5 Nov 2022 | 43-3 v Yate TownYate Town 3-3 Harrow Borough | Southern League - Premier South |
| 12 | Sat 19 Nov 2022 | 44-2 v Concord RangersConcord Rangers 2-4 Harrow Borough | Isuzu FA Trophy Second Round |
| 13 | Sat 26 Nov 2022 | 40-1 v SalisburyHarrow Borough 0-1 Salisbury | Southern League - Premier South |
| 14 | Sat 3 Dec 2022 | 41-2 v Truro CityTruro City 2-1 Harrow Borough | Southern League - Premier South |
| 15 | Wed 7 Dec 2022 | 41-0 v Hartley WintneyHarrow Borough 1-0 Hartley Wintney | Southern League - Premier South |
| 16 | Wed 21 Dec 2022 | 42-1 v Swindon SupermarineSwindon Supermarine 1-2 Harrow Borough | Isuzu FA Trophy Third Round |
| 17 | Mon 26 Dec 2022 | 4 0-2 v Metropolitan PoliceHarrow Borough 0-2 Metropolitan Police | Southern League - Premier South |
| 18 | Sat 7 Jan 2023 | 51-5 v Weston-super-MareHarrow Borough 1-5 Weston-super-Mare | Southern League - Premier South |
| 19 | Sat 28 Jan 2023 | 40-3 v HendonHendon 3-0 Harrow Borough | Southern League - Premier South |
| 20 | Tue 31 Jan 2023 | 42-2 v FC Halifax TownHarrow Borough 2-2 FC Halifax Town | Isuzu FA Trophy Fourth Round |
| 21 | Sat 11 Feb 2023 | 40-2 v North LeighNorth Leigh 2-0 Harrow Borough | Southern League - Premier South |
| 22 | Tue 14 Feb 2023 | 160-0 v SalisburySalisbury 0-0 Harrow Borough | Southern League - Premier South |
| 23 | Sat 18 Feb 2023 | 41-3 v Swindon SupermarineHarrow Borough 1-3 Swindon Supermarine | Southern League - Premier South |
| 24 | Tue 28 Feb 2023 | 41-1 v Hanwell TownHanwell Town 1-1 Harrow Borough | Southern League - Premier South |
| 25 | Sat 4 Mar 2023 | 171-2 v Merthyr TownHarrow Borough 1-2 Merthyr Town | Southern League - Premier South |
| 26 | Tue 7 Mar 2023 | 42-2 v Tiverton TownHarrow Borough 2-2 Tiverton Town | Southern League - Premier South |
| 27 | Sat 18 Mar 2023 | 170-4 v Plymouth ParkwayPlymouth Parkway 4-0 Harrow Borough | Southern League - Premier South |
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