| 2018-07-06 19:45:5106/07/2018 | Newtown AFC 6-0 Llanfair United | 6 - 0 | Pre-season | 2018/19 | Latham Park | Recap | - |
| 2018-07-14 13:00:4314/07/2018 | Newtown AFC vs Denbigh Town | 5 - 1 | Pre-season | 2018/19 | Latham Park | Recap | - |
| 2018-07-17 19:45:0417/07/2018 | Newtown AFC vs Shrewsbury Town | 1 - 0 | Pre-season | 2018/19 | Latham Park | Recap | - |
| 2018-07-21 15:00:1621/07/2018 | FC Oswestry Town 0-3 Newtown AFC | 0 - 3 | Pre-season | 2018/19 | Park Hall | Recap | - |
| 2018-07-28 15:00:5828/07/2018 | Halesowen Town 2-1 Newtown AFC | 2 - 1 | Pre-season | 2018/19 | Old Hawne Lane | Recap | - |
| 2018-08-04 14:30:5804/08/2018 | Newtown AFC 1-0 Hednesford Town | 1 - 0 | Pre-season | 2018/19 | Latham Park | Recap | - |
| 2018-08-10 20:00:2310/08/2018 | Cardiff MU 2-1 Newtown AFC | 2 - 1 | Welsh Premier League | 2018/19 | Cardiff Met University | Recap | 1 |
| 2018-08-17 19:45:1117/08/2018 | Newtown AFC 2-0 Caernarfon Town | 2 - 0 | Welsh Premier League | 2018/19 | Latham Park | Recap | 2 |
| 2018-08-25 14:30:5925/08/2018 | Llandudno 0-0 Newtown AFC | 0 - 0 | Welsh Premier League | 2018/19 | Maesdu Park | Recap | 3 |
| 2018-09-01 14:30:0901/09/2018 | Newtown AFC 2-0 Bala Town | 2 - 0 | Welsh Premier League | 2018/19 | Latham Park | Recap | 4 |
| 2018-09-08 14:30:5508/09/2018 | Carmarthen Town 3-0 Newtown AFC | 3 - 0 | Welsh Premier League | 2018/19 | Richmond Park | Recap | 5 |
| 2018-09-14 19:45:3914/09/2018 | Connah Quay Nomads 3-1 Newtown AFC | 3 - 1 | Welsh Premier League | 2018/19 | Deeside Stadium | Recap | 6 |
| 2018-09-22 14:30:3022/09/2018 | Newtown AFC 2-1 Cardiff MU | 2 - 1 | Welsh Premier League | 2018/19 | Latham Park | Recap | 7 |
| 2018-09-25 19:45:4125/09/2018 | Newtown 1-0 Penybont | 1 - 0 | Nathaniel MG Cars Cup | 2018/19 | Latham Park | Recap | - |
| 2018-09-28 19:45:2128/09/2018 | Llanelli 1-3 Newtown AFC | 1 - 3 | Welsh Premier League | 2018/19 | Stebonheath Park | Recap | 8 |
| 2018-10-06 14:30:2706/10/2018 | Newtown AFC 2-0 Barry Town United | 2 - 0 | Welsh Premier League | 2018/19 | Latham Park | Recap | 9 |
| 2018-10-12 19:45:2812/10/2018 | Bala Town 3-2 Newtown AFC | 3 - 2 | Welsh Premier League | 2018/19 | Maes Tegid | Recap | 10 |
| 2018-10-19 19:45:2019/10/2018 | Caernarfon Town 0-3 Newtown AFC | 0 - 3 | Welsh Premier League | 2018/19 | The Oval | Recap | 11 |
| 2018-10-27 14:30:1727/10/2018 | The Robins draw against 10-men TNS | 1 - 1 | Welsh Premier League | 2018/19 | Latham Park | Recap | 12 |
| 2018-10-30 19:45:2630/10/2018 | Cambrian and Clydach vs Newtown | 1 - 0 | Nathaniel MG Cars Cup | 2018/19 | King George's New Field | Recap | - |
| 2018-11-02 19:45:2102/11/2018 | Cefn Druids vs Newtown AFC | 1 - 1 | Welsh Premier League | 2018/19 | The Rock | Recap | 13 |
| 2018-11-10 14:30:4410/11/2018 | Newtown AFC vs Llanelli | 7 - 1 | Welsh Premier League | 2018/19 | Latham Park | Recap | 14 |
| 2018-11-21 19:45:2721/11/2018 | Newtown AFC vs Connah Quay Nomads | 1 - 1 | Welsh Premier League | 2018/19 | Latham Park | Recap | 15 |
| 2018-12-01 19:30:3201/12/2018 | Barry Town United 4-1 Newtown AFC | 4 - 1 | Welsh Premier League | 2018/19 | Jenner Park | Recap | 16 |
| 2018-12-15 19:30:3615/12/2018 | Newtown AFC vs Llandudno | 3 - 1 | Welsh Premier League | 2018/19 | Latham Park | Recap | 17 |
| 2018-12-22 14:30:3422/12/2018 | Newtown AFC 1-1 Carmarthen Town | 1 - 1 | Welsh Premier League | 2018/19 | Latham Park | Recap | 18 |
| 2018-12-26 14:30:1926/12/2018 | Aberystwyth Town 0-2 Newtown AFC | 0 - 2 | Welsh Premier League | 2018/19 | Park Avenue | Recap | 19 |
| 2018-12-30 14:30:0930/12/2018 | Newtown AFC 2-1 Aberystwyth Town | 2 - 1 | Welsh Premier League | 2018/19 | Latham Park | Recap | 20 |
| 2019-01-04 19:45:2404/01/2019 | The New Saints 4-0 Newtown AFC | 4 - 0 | Welsh Premier League | 2018/19 | | Recap | 21 |
| 2019-01-12 19:30:0112/01/2019 | Newtown AFC vs Cefn Druids | 1 - 1 | Welsh Premier League | 2018/19 | Latham Park | Recap | 22 |
| 2019-02-02 14:30:4402/02/2019 | Newtown 1-2 Connahs Quay Nomads | 1 - 2 | Welsh Premier League | 2018/19 | Latham Park | Recap | 23 |
| 2019-02-08 19:45:3208/02/2019 | TNS 5-0 Newtown | 5 - 0 | Welsh Premier League | 2018/19 | Park Hall | Recap | 24 |
| 2019-02-16 14:30:5516/02/2019 | Newtown 3-2 Caernarfon Town | 3 - 2 | Welsh Premier League | 2018/19 | Latham Park | Recap | 25 |
| 2019-02-22 19:45:3222/02/2019 | Bala Town 2-2 Newtown | 2 - 2 | Welsh Premier League | 2018/19 | Maes Tegid | Recap | 26 |
| 2019-03-09 14:30:3909/03/2019 | Newtown 3-0 Barry Town United | 3 - 0 | Welsh Premier League | 2018/19 | Latham Park | Recap | 27 |
| 2019-03-16 09:13:1516/03/2019 | Connahs Quay Nomads 2-0 Newtown AFC | 2 - 0 | Welsh Premier League | 2018/19 | Deeside Stadium | Recap | 28 |
| 2019-04-06 14:30:4506/04/2019 | Newtown 0-6 TNS | 0 - 6 | Welsh Premier League | 2018/19 | Latham Park | Recap | 29 |
| 2019-04-19 14:30:4819/04/2019 | Newtown 2-3 Bala Town | 2 - 3 | Welsh Premier League | 2018/19 | Latham Park | Recap | 31 |
| 2019-05-13 17:38:2213/05/2019 | Bala Progress in Europa League Play-off: NFC 1-2 Bala Town | 17:38:225:38 pm | Welsh Premier League | 2018/19 | Latham Park | Recap | - |