| 1 | Sat 14 Aug 2021 | 7 1-1 v Basildon UnitedFelixstowe & Walton United 1-1 Basildon United | Isthmian League - North Division |
| 2 | Sat 28 Aug 2021 | 2 0-1 v Canvey IslandCanvey Island 1-0 Felixstowe & Walton United | Isthmian League - North Division |
| 3 | Sat 16 Oct 2021 | 142-1 v TilburyFelixstowe & Walton United 2-1 Tilbury | Isthmian League - North Division |
| 4 | Sat 23 Oct 2021 | 50-2 v AFC SudburyAFC Sudbury 2-0 Felixstowe & Walton United | Isthmian League - North Division |
| 5 | Sat 30 Oct 2021 | 63-1 v Hastings UnitedHastings United 1-3 Felixstowe & Walton United | Buildbase FA Trophy Third Qualifying Round |
| 6 | Sat 6 Nov 2021 | 70-2 v Stowmarket TownStowmarket Town 2-0 Felixstowe & Walton United | Isthmian League - North Division |
| 7 | Sat 13 Nov 2021 | 42-1 v Peterborough SportsFelixstowe & Walton United 2-1 Peterborough Sports | Buildbase FA Trophy First Round |
| 8 | Sat 20 Nov 2021 | 60-5 v AveleyAveley 5-0 Felixstowe & Walton United | Isthmian League - North Division |
| 9 | Sat 26 Feb 2022 | 171-0 v Brentwood TownBrentwood Town 0-1 Felixstowe & Walton United | Isthmian League - North Division |
| 10 | Tue 1 Mar 2022 | 153-0 v BarkingFelixstowe & Walton United 3-0 Barking | Isthmian League - North Division |
| 11 | Tue 8 Mar 2022 | 102-1 v Bury TownBury Town 1-2 Felixstowe & Walton United | Suffolk County Cup Second Round |
| 12 | Sat 12 Mar 2022 | 141-0 v Witham TownWitham Town 0-1 Felixstowe & Walton United | Isthmian League - North Division |
| 13 | Tue 15 Mar 2022 | 81-2 v AFC SudburyFelixstowe & Walton United 1-2 AFC Sudbury | Isthmian League - North Division |
| 14 | Sat 2 Apr 2022 | 53-2 v Great Wakering RoversGreat Wakering Rovers 2-3 Felixstowe & Walton United | Isthmian League - North Division |
| 15 | Sat 16 Apr 2022 | 161-0 v Bury TownFelixstowe & Walton United 1-0 Bury Town | Isthmian League - North Division |
| 16 | Mon 18 Apr 2022 | 85-1 v Maldon & TiptreeMaldon & Tiptree 1-5 Felixstowe & Walton United | Isthmian League - North Division |
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