Head to Head
| EUA - USL League Two | 2019/05/25 02:00 | Portland Timbers Sub23 v Seattle Sounders FC Sub23 | W | 0-4 |
| EUA - USL - Premier Development League | 2018/07/04 02:30 | Seattle Sounders FC Sub23 v Portland Timbers Sub23 | W | 4-0 |
| EUA - USL - Premier Development League | 2018/06/23 02:00 | Portland Timbers Sub23 v Seattle Sounders FC Sub23 | W | 0-2 |
| EUA - USL - Premier Development League | 2018/06/06 01:30 | Portland Timbers Sub23 v Seattle Sounders FC Sub23 | L | 3-0 |
| EUA - USL - Premier Development League | 2017/06/14 02:00 | Portland Timbers Sub23 v Seattle Sounders FC Sub23 | L | 3-1 |
| EUA - USL - Premier Development League | 2017/06/04 21:00 | Seattle Sounders FC Sub23 v Portland Timbers Sub23 | D | 1-1 |
| EUA - USL - Premier Development League | 2017/05/20 02:30 | Seattle Sounders FC Sub23 v Portland Timbers Sub23 | W | 1-0 |
Home History
| EUA - USL League Two | 2019/06/09 20:00 | Calgary Foothills FC v Seattle Sounders FC Sub23 | W | 0-2 |
| EUA - USL League Two | 2019/06/08 01:00 | Calgary Foothills FC v Seattle Sounders FC Sub23 | L | 2-1 |
| EUA - USL League Two | 2019/06/01 02:00 | Lane United FC v Seattle Sounders FC Sub23 | D | 1-1 |
| EUA - USL League Two | 2019/05/26 21:00 | Victoria Highlanders v Seattle Sounders FC Sub23 | L | 2-1 |
| EUA - USL League Two | 2019/05/25 02:00 | Portland Timbers Sub23 v Seattle Sounders FC Sub23 | W | 0-4 |
| EUA - USL League Two | 2019/05/19 21:00 | Seattle Sounders FC Sub23 v Lane United FC | D | 1-1 |
| EUA - USL League Two | 2019/05/18 02:30 | Seattle Sounders FC Sub23 v Calgary Foothills FC | L | 0-1 |
| EUA - USL - Premier Development League | 2018/07/14 20:00 | Calgary Foothills FC v Seattle Sounders FC Sub23 | L | 2-0 |
Away History
| EUA - USL League Two | 2019/06/09 02:00 | Lane United FC v Portland Timbers Sub23 | L | 3-0 |
| EUA - USL League Two | 2019/06/02 21:00 | Portland Timbers Sub23 v Calgary Foothills FC | D | 1-1 |
| EUA - USL League Two | 2019/06/01 02:00 | Portland Timbers Sub23 v Calgary Foothills FC | W | 2-1 |
| EUA - USL League Two | 2019/05/26 21:00 | Portland Timbers Sub23 v Lane United FC | L | 1-3 |
| EUA - USL League Two | 2019/05/25 02:00 | Portland Timbers Sub23 v Seattle Sounders FC Sub23 | L | 0-4 |
| EUA - USL League Two | 2019/05/19 21:00 | Victoria Highlanders v Portland Timbers Sub23 | L | 2-0 |
| EUA - USL League Two | 2019/05/18 02:00 | TSS FC Rovers v Portland Timbers Sub23 | L | 5-0 |
| EUA - USL - Premier Development League | 2018/07/12 01:30 | Portland Timbers Sub23 v Victoria Highlanders | L | 1-2 |