Head to Head
| USA MLS | 2017/05/27 19:00 | Seattle Sounders v Portland Timbers | W | 1-0 |
| Club Friendly List | 2017/02/05 01:30 | Seattle Sounders v Portland Timbers | D | 1-1 |
| USA MLS | 2016/08/28 21:00 | Portland Timbers v Seattle Sounders | L | 4-2 |
| USA MLS | 2016/08/22 01:30 | Seattle Sounders v Portland Timbers | W | 3-1 |
| USA MLS | 2016/07/17 19:00 | Portland Timbers v Seattle Sounders | L | 3-1 |
| Club Friendly List | 2016/02/07 02:00 | Portland Timbers v Seattle Sounders | L | 2-1 |
| USA MLS | 2015/08/30 20:30 | Seattle Sounders v Portland Timbers | W | 2-1 |
| USA MLS | 2015/06/28 23:00 | Portland Timbers v Seattle Sounders | L | 4-1 |
Home History
| USA MLS | 2017/06/05 02:00 | Seattle Sounders v Houston Dynamo | W | 1-0 |
| USA MLS | 2017/05/31 23:30 | Columbus Crew v Seattle Sounders | L | 3-0 |
| USA MLS | 2017/05/27 19:00 | Seattle Sounders v Portland Timbers | W | 1-0 |
| USA MLS | 2017/05/20 21:00 | Seattle Sounders v Real Salt Lake | W | 1-0 |
| USA MLS | 2017/05/18 00:30 | Sporting Kansas City v Seattle Sounders | L | 3-0 |
| USA MLS | 2017/05/14 01:00 | Chicago Fire v Seattle Sounders | L | 4-1 |
| USA MLS | 2017/05/06 19:00 | Seattle Sounders v Toronto FC | L | 0-1 |
| USA MLS | 2017/04/30 02:00 | Seattle Sounders v New England Revolution | D | 3-3 |
Away History
| USA MLS | 2017/06/11 02:30 | Portland Timbers v FC Dallas | W | 2-0 |
| USA MLS | 2017/06/03 03:00 | Portland Timbers v San Jose Earthquakes | W | 2-0 |
| USA MLS | 2017/05/27 19:00 | Seattle Sounders v Portland Timbers | L | 1-0 |
| USA MLS | 2017/05/20 19:00 | CF Montreal v Portland Timbers | L | 4-1 |
| USA MLS | 2017/05/14 20:00 | Portland Timbers v Atlanta United | D | 1-1 |
| USA MLS | 2017/05/07 02:30 | San Jose Earthquakes v Portland Timbers | L | 3-0 |
| USA MLS | 2017/04/30 00:00 | FC Dallas v Portland Timbers | D | 2-2 |
| USA MLS | 2017/04/22 20:00 | Portland Timbers v Vancouver Whitecaps | W | 2-1 |