Head to Head
| USA MLS | 2017/08/28 01:30 | Seattle Sounders v Portland Timbers | D | 1-1 |
| USA MLS | 2017/06/26 02:00 | Portland Timbers v Seattle Sounders | D | 2-2 |
| USA US Open Cup | 2017/06/14 02:30 | Seattle Sounders v Portland Timbers | L | 2-1 |
| USA MLS | 2017/05/27 19:00 | Seattle Sounders v Portland Timbers | L | 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 | W | 4-2 |
| USA MLS | 2016/08/22 01:30 | Seattle Sounders v Portland Timbers | L | 3-1 |
| USA MLS | 2016/07/17 19:00 | Portland Timbers v Seattle Sounders | W | 3-1 |
Home History
| USA MLS Play-Offs | 2017/11/06 00:30 | Portland Timbers v Houston Dynamo | L | 1-2 |
| USA MLS Play-Offs | 2017/10/31 01:30 | Houston Dynamo v Portland Timbers | D | 0-0 |
| USA MLS | 2017/10/22 20:00 | Portland Timbers v Vancouver Whitecaps | W | 2-1 |
| USA MLS | 2017/10/15 23:30 | Portland Timbers v DC United | W | 4-0 |
| USA MLS | 2017/10/01 02:30 | San Jose Earthquakes v Portland Timbers | L | 2-1 |
| USA MLS | 2017/09/25 00:00 | Portland Timbers v Orlando City SC | W | 3-0 |
| USA MLS | 2017/09/17 01:30 | Real Salt Lake v Portland Timbers | L | 2-1 |
| USA MLS | 2017/09/09 21:30 | New York City FC v Portland Timbers | W | 0-1 |
Away History
| USA MLS Play-Offs | 2017/12/09 21:00 | Toronto FC v Seattle Sounders | L | 2-0 |
| USA MLS Play-Offs | 2017/12/01 03:30 | Seattle Sounders v Houston Dynamo | W | 3-0 |
| USA MLS Play-Offs | 2017/11/22 02:30 | Houston Dynamo v Seattle Sounders | W | 0-2 |
| USA MLS Play-Offs | 2017/11/03 02:30 | Seattle Sounders v Vancouver Whitecaps | W | 2-0 |
| USA MLS Play-Offs | 2017/10/30 00:30 | Vancouver Whitecaps v Seattle Sounders | D | 0-0 |
| USA MLS | 2017/10/22 20:00 | Seattle Sounders v Colorado Rapids | W | 3-0 |
| USA MLS | 2017/10/15 23:30 | Seattle Sounders v FC Dallas | W | 4-0 |
| USA MLS | 2017/10/01 17:00 | Philadelphia Union v Seattle Sounders | L | 2-0 |