Every competitive match Portsmouth played in 2025–26, in Championship — 48 matches, 14 won, 13 drawn, 21 lost, with scorers and attendances where the record holds them.
| Date | Competition | Venue | Opponent | Their season | Score | Scorers | Att |
|---|---|---|---|---|---|---|---|
| 9 Aug 2025 | Championship | A | Oxford United | Oxford United 2025–26 | 1–0 | Adrian Segečić 38 | 11,492 |
| 12 Aug 2025 | League Cup | H | Reading | Reading 2025–26 | 1–2 | Tayo Singerr 90+3 | 14,525 |
| 16 Aug 2025 | Championship | H | Norwich City | Norwich City 2025–26 | 1–2 | Adrian Segečić 84 | 20,382 |
| 23 Aug 2025 | Championship | A | West Bromwich Albion | West Bromwich Albion 2025–26 | 1–1 | Colby Bishop 56 | 24,818 |
| 30 Aug 2025 | Championship | H | Preston North End | Preston North End 2025–26 | 1–0 | Andre Dozzell 41 | 20,226 |
| 14 Sep 2025 | Championship | A | Southampton | Southampton 2025–26 | 0–0 | 30,889 | |
| 20 Sep 2025 | Championship | H | Sheffield Wednesday | Sheffield Wednesday 2025–26 | 0–2 | 20,225 | |
| 27 Sep 2025 | Championship | A | Ipswich Town | Ipswich Town 2025–26 | 1–2 | Marlon Pack 90+2 | 29,141 |
| 1 Oct 2025 | Championship | H | Watford | Watford 2025–26 | 2–2 | Yang Min-hyeok 9, Adrian Segečić 79 | 19,646 |
| 4 Oct 2025 | Championship | H | Middlesbrough | Middlesbrough 2025–26 | 1–0 | Yang Min-hyeok 23 | 20,397 |
| 18 Oct 2025 | Championship | A | Leicester City | Leicester City 2025–26 | 1–1 | John Swift 58 | 30,496 |
| 21 Oct 2025 | Championship | H | Coventry City | Coventry City 2025–26 | 1–2 | Makenzie Kirk 90+6 | 20,321 |
| 25 Oct 2025 | Championship | H | Stoke City | Stoke City 2025–26 | 0–1 | 20,164 | |
| 1 Nov 2025 | Championship | A | Birmingham City | Birmingham City 2025–26 | 0–4 | 27,903 | |
| 5 Nov 2025 | Championship | H | Wrexham | Wrexham 2025–26 | 0–0 | 19,877 | |
| 8 Nov 2025 | Championship | A | Hull City | Hull City 2025–26 | 2–3 | Terry Devlin 16, Terry Devlin 45+2 | 23,205 |
| 22 Nov 2025 | Championship | H | Millwall | Millwall 2025–26 | 3–1 | Zak Swanson 22, Adrian Segečić 51, Jordan Williams 89 | 20,423 |
| 26 Nov 2025 | Championship | A | Sheffield United | Sheffield United 2025–26 | 0–3 | 23,785 | |
| 29 Nov 2025 | Championship | H | Bristol City | Bristol City 2025–26 | 0–1 | 20,388 | |
| 9 Dec 2025 | Championship | A | Swansea City | Swansea City 2025–26 | 0–1 | 18,163 | |
| 13 Dec 2025 | Championship | H | Blackburn Rovers | Blackburn Rovers 2025–26 | 2–1 | Callum Lang 62, Ibane Bowat 79 | 19,652 |
| 20 Dec 2025 | Championship | A | Derby County | Derby County 2025–26 | 1–1 | Callum Lang 6 | 28,877 |
| 26 Dec 2025 | Championship | H | Queens Park Rangers | Queens Park Rangers 2025–26 | 1–1 | Terry Devlin 45 | 20,449 |
| 29 Dec 2025 | Championship | H | Charlton Athletic | Charlton Athletic 2025–26 | 2–1 | Conor Shaughnessy 69, Yang Min-hyeok 90+8 | 20,401 |
| 1 Jan 2026 | Championship | A | Bristol City | Bristol City 2025–26 | 0–5 | 24,649 | |
| 11 Jan 2026 | FA Cup | H | Arsenal | Arsenal 2025–26 | 1–4 | Colby Bishop 3 | 20,611 |
| 17 Jan 2026 | Championship | A | Sheffield Wednesday | Sheffield Wednesday 2025–26 | 1–0 | Adrian Segečić 65 | 21,351 |
| 21 Jan 2026 | Championship | A | Watford | Watford 2025–26 | 1–1 | Adrian Segečić 73 | 17,577 |
| 25 Jan 2026 | Championship | H | Southampton | Southampton 2025–26 | 1–1 | Ebou Adams 77 | 20,290 |
| 31 Jan 2026 | Championship | H | West Bromwich Albion | West Bromwich Albion 2025–26 | 3–0 | Conor Chaplin 20, Millenic Alli 25, Ebou Adams 49 | 20,413 |
| 7 Feb 2026 | Championship | A | Preston North End | Preston North End 2025–26 | 0–1 | 16,034 | |
| 14 Feb 2026 | Championship | H | Sheffield United | Sheffield United 2025–26 | 0–1 | 20,092 | |
| 17 Feb 2026 | Championship | A | Charlton Athletic | Charlton Athletic 2025–26 | 3–1 | Terry Devlin 22, Colby Bishop 35, Terry Devlin 56 | 18,713 |
| 21 Feb 2026 | Championship | A | Millwall | Millwall 2025–26 | 3–1 | Gustavo Caballero 46, John Swift 55, Marlon Pack 67 | 19,153 |
| 24 Feb 2026 | Championship | A | Wrexham | Wrexham 2025–26 | 1–2 | Zak Swanson 49 | 10,499 |
| 28 Feb 2026 | Championship | H | Hull City | Hull City 2025–26 | 0–1 | 20,228 | |
| 7 Mar 2026 | Championship | A | Blackburn Rovers | Blackburn Rovers 2025–26 | 1–1 | Connor Ogilvie 84 | 14,100 |
| 10 Mar 2026 | Championship | H | Swansea City | Swansea City 2025–26 | 1–2 | Jacob Brown 64 | 18,508 |
| 16 Mar 2026 | Championship | H | Derby County | Derby County 2025–26 | 0–1 | 19,253 | |
| 21 Mar 2026 | Championship | A | Queens Park Rangers | Queens Park Rangers 2025–26 | 1–6 | John Swift 38 | 16,962 |
| 3 Apr 2026 | Championship | A | Norwich City | Norwich City 2025–26 | 1–1 | Pelle Mattsson 84 | 26,613 |
| 6 Apr 2026 | Championship | H | Oxford United | Oxford United 2025–26 | 2–2 | Keshi Anderson 9, Andre Dozzell 87 | 20,356 |
| 11 Apr 2026 | Championship | A | Middlesbrough | Middlesbrough 2025–26 | 1–0 | Conor Chaplin 90+7 | 27,017 |
| 14 Apr 2026 | Championship | H | Ipswich Town | Ipswich Town 2025–26 | 2–0 | Conor Shaughnessy 42, Colby Bishop 44 | 20,251 |
| 18 Apr 2026 | Championship | H | Leicester City | Leicester City 2025–26 | 1–0 | Ibane Bowat 63 | 20,344 |
| 21 Apr 2026 | Championship | A | Coventry City | Coventry City 2025–26 | 1–5 | Adrian Segečić 69 | 31,182 |
| 25 Apr 2026 | Championship | A | Stoke City | Stoke City 2025–26 | 3–1 | Adrian Segečić 32, Adrian Segečić 66, Adrian Segečić 82 | 24,894 |
| 2 May 2026 | Championship | H | Birmingham City | Birmingham City 2025–26 | 1–1 | Adrian Segečić 8 | 20,478 |
51 of the goals in this season carry a named scorer.
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