29 Wins, 25 Losses
| Date | Game Type | Upset Magnitude | |||
|---|---|---|---|---|---|
| 02/14/89 | Lost | West Seattle 37 | Nathan Hale 46 | League | 4.568 |
| 02/16/89 | Won | West Seattle 51 | Chief Sealth 49 | League | 7.483 |
| 12/15/89 | Lost | West Seattle L | Chief Sealth W | League | 0.120 |
| 02/07/90 | Lost | West Seattle 38 | Nathan Hale 46 | League | 15.379 |
| 12/12/90 | Lost | West Seattle 36 | Holy Names 49 | League | 5.380 |
| 02/06/91 | Won | West Seattle 61 | Nathan Hale 52 | League | 8.652 |
| 02/05/92 | Won | West Seattle 40 | Holy Names 33 | League | 4.247 |
| 02/03/93 | Won | West Seattle 59 | Holy Names 58 | League | 1.954 |
| 02/05/93 | Won | West Seattle 29 | Rainier Beach 25 | League | 13.028 |
| 12/13/94 | Lost | West Seattle 38 | Rainier Beach 43 | League | 0.117 |
| 01/27/97 | Lost | West Seattle 30 | Steilacoom 32 | Non-league | 7.585 |
| 12/15/98 | Won | West Seattle 56 | Nathan Hale 54 | League | 1.376 |
| 01/05/01 | Won | West Seattle 40 | Ingraham 33 | League | 4.132 |
| 01/29/03 | Won | West Seattle 41 | Ingraham 39 | League | 4.715 |
| 11/30/04 | Lost | West Seattle 42 | Foster 46 | Non-league | 6.698 |
| 12/11/04 | Lost | West Seattle 48 | Interlake 58 | Non-league | 3.732 |
| 01/24/07 | Lost | West Seattle 37 | Bishop Blanchet 47 | League | 0.411 |
| 01/26/07 | Won | West Seattle 51 | Cleveland 46 | League | 0.661 |
| 12/21/07 | Won | West Seattle 51 | Nathan Hale 46 | League | 18.666 |
| 01/07/09 | Won | West Seattle 42 | Eastside Catholic 38 | League | 3.359 |
| 01/14/09 | Won | West Seattle 33 | Ingraham 30 | League | 3.352 |
| 02/05/10 | Lost | West Seattle 32 | Chief Sealth 42 | League | 5.560 |
| 12/16/10 | Won | West Seattle 41 | Chief Sealth 39 | League | 12.603 |
| 12/22/10 | Lost | West Seattle 50 | Sammamish 55 | Non-league | 0.764 |
| 12/02/11 | Lost | West Seattle 33 | Lindbergh 46 | Non-league | 1.162 |
| 12/03/12 | Lost | West Seattle 49 | Garfield 61 | Non-league | 11.514 |
| 12/12/12 | Won | West Seattle 43 | Bainbridge 42 | League | 5.815 |
| 01/14/13 | Won | West Seattle 44 | Bainbridge 35 | League | 5.815 |
| 02/07/13 | Won | West Seattle 33 | Holy Names 28 | Playoff | 13.108 |
| 12/28/13 | Won | West Seattle 51 | Tahoma 49 | Non-league | 0.975 |
| 02/05/14 | Lost | West Seattle 40 | Eastside Catholic 52 | League | 10.046 |
| 02/13/14 | Won | West Seattle 40 | Holy Names 39 | Playoff | 9.249 |
| 12/26/14 | Lost | West Seattle 51 | Bellarmine Prep 54 | Non-league | 2.261 |
| 01/28/15 | Won | West Seattle 51 | Bishop Blanchet 48 | League | 0.058 |
| 02/17/15 | Won | West Seattle 55 | Bishop Blanchet 45 | Playoff | 0.058 |
| 02/19/15 | Lost | West Seattle 48 | Juanita 51 | Playoff | 9.046 |
| 02/21/15 | Lost | West Seattle 54 | Cleveland 57 | Playoff | 2.478 |
| 03/07/15 | Lost | West Seattle 40 | Arlington 41 | Playoff | 0.439 |
| 02/12/16 | Lost | West Seattle 64 | Bishop Blanchet 67 | Playoff | 0.447 |
| 02/20/16 | Lost | West Seattle 44 | Mercer Island 48 | Playoff | 1.742 |
| 01/06/17 | Won | West Seattle 62 | Garfield 58 | League | 1.435 |
| 01/13/17 | Lost | West Seattle 47 | Lakeside (Seattle) 55 | League | 14.889 |
| 02/08/17 | Won | West Seattle 51 | Rainier Beach 45 | Playoff | 1.170 |
| 02/14/17 | Won | West Seattle 64 | Garfield 63 | Playoff | 1.435 |
| 02/18/17 | Won | West Seattle 58 | Mercer Island 50 | Playoff | 5.903 |
| 03/01/17 | Lost | West Seattle 54 | Lincoln 65 | Playoff | 2.859 |
| 01/05/18 | Won | West Seattle 58 | Garfield 48 | League | 2.801 |
| 02/07/18 | Lost | West Seattle 60 | Cleveland 63 | Playoff | 10.201 |
| 02/24/18 | Won | West Seattle 56 | Garfield 53 | Playoff | 2.801 |
| 03/02/18 | Lost | West Seattle 46 | Gig Harbor 55 | Playoff | 3.167 |
| 03/03/18 | Won | West Seattle 64 | Stanwood 58 | Playoff | 0.398 |
| 01/16/19 | Lost | West Seattle 57 | Franklin 59 | League | 12.953 |
| 12/06/19 | Won | West Seattle 45 | Ballard 31 | League | 1.270 |
| 02/03/20 | Won | West Seattle 59 | Bishop Blanchet 46 | League | 12.280 |
38 Wins, 23 Losses
| Date | Game Type | Upset Magnitude | |||
|---|---|---|---|---|---|
| 12/27/02 | Won | West Seattle 69 | Kennedy 66 | Non-league | 3.269 |
| 01/21/03 | Won | West Seattle 59 | Eastside Catholic 54 | League | 5.681 |
| 01/24/04 | Won | West Seattle 57 | Bishop Blanchet 45 | League | 7.062 |
| 01/14/05 | Won | West Seattle 78 | Bainbridge 65 | League | 0.917 |
| 01/18/05 | Won | West Seattle 65 | Bishop Blanchet 54 | League | 1.981 |
| 01/25/05 | Won | West Seattle 76 | Cleveland 74 | League | 3.166 |
| 02/15/05 | Won | West Seattle 68 | Mercer Island 52 | Playoff | 2.270 |
| 02/22/05 | Won | West Seattle 57 | Cleveland 48 | Playoff | 3.166 |
| 01/03/06 | Won | West Seattle 55 | Ingraham 50 | League | 10.254 |
| 01/24/06 | Won | West Seattle 68 | Cleveland 54 | League | 6.058 |
| 01/19/07 | Lost | West Seattle 51 | Lakeside (Seattle) 57 | League | 4.455 |
| 02/01/07 | Lost | West Seattle 45 | Nathan Hale 54 | League | 2.573 |
| 02/12/07 | Won | West Seattle 60 | Bishop Blanchet 44 | Playoff | 0.208 |
| 02/22/07 | Won | West Seattle 47 | Mercer Island 43 | Playoff | 8.555 |
| 12/11/07 | Won | West Seattle 61 | Bainbridge 57 | League | 3.791 |
| 01/03/08 | Lost | West Seattle 56 | Lindbergh 64 | Non-league | 11.277 |
| 01/11/08 | Lost | West Seattle 47 | Ingraham 57 | League | 9.814 |
| 01/22/08 | Lost | West Seattle 47 | Bishop Blanchet 52 | League | 3.987 |
| 01/29/08 | Lost | West Seattle 65 | Chief Sealth 75 | League | 5.302 |
| 02/01/08 | Lost | West Seattle 52 | Nathan Hale 61 | League | 9.687 |
| 02/19/08 | Won | West Seattle 39 | O'Dea 37 | Playoff | 6.938 |
| 02/21/08 | Won | West Seattle 82 | Bellevue 76 | Playoff | 9.807 |
| 02/28/08 | Won | West Seattle 56 | Cleveland 52 | Playoff | 9.668 |
| 01/23/09 | Won | West Seattle 51 | Cleveland 48 | League | 5.530 |
| 01/27/09 | Lost | West Seattle 48 | Nathan Hale 52 | League | 2.535 |
| 02/10/09 | Won | West Seattle 76 | Bainbridge 71 | League | 11.932 |
| 12/28/09 | Won | West Seattle 64 | Renton 62 | Non-league | 2.605 |
| 01/05/10 | Lost | West Seattle 49 | Eastside Catholic 66 | League | 4.325 |
| 01/12/10 | Lost | West Seattle 58 | Ingraham 68 | League | 5.558 |
| 01/29/10 | Won | West Seattle 39 | Bainbridge 35 | League | 6.176 |
| 02/16/10 | Lost | West Seattle 55 | Ingraham 70 | Playoff | 5.558 |
| 01/21/12 | Won | West Seattle 58 | Lakeside (Seattle) 47 | League | 6.566 |
| 01/24/12 | Lost | West Seattle 69 | Ingraham 71 | League | 3.333 |
| 12/18/12 | Won | West Seattle 58 | Chief Sealth 51 | League | 7.417 |
| 01/04/13 | Won | West Seattle 70 | Franklin 69 | League | 21.684 |
| 01/25/13 | Won | West Seattle 69 | Nathan Hale 55 | League | 2.553 |
| 12/21/13 | Won | West Seattle 66 | Auburn 61 | Non-league | 1.432 |
| 12/28/13 | Lost | West Seattle 44 | Eastmont 60 | Non-league | 2.263 |
| 01/18/14 | Won | West Seattle 62 | Bainbridge 50 | League | 5.030 |
| 01/21/14 | Lost | West Seattle 46 | Cleveland 69 | League | 0.642 |
| 02/10/14 | Won | West Seattle 65 | Lakeside (Seattle) 58 | Playoff | 4.142 |
| 12/13/14 | Lost | West Seattle 55 | Jefferson 57 | Non-league | 7.524 |
| 01/13/15 | Won | West Seattle 47 | Cleveland 42 | League | 0.083 |
| 01/16/15 | Lost | West Seattle 47 | Bainbridge 50 | League | 1.567 |
| 01/27/15 | Lost | West Seattle 53 | Bishop Blanchet 60 | League | 0.825 |
| 12/30/15 | Lost | West Seattle 43 | Mountlake Terrace 49 | Non-league | 8.348 |
| 01/05/16 | Won | West Seattle 60 | O'Dea 59 | League | 4.817 |
| 01/18/16 | Lost | West Seattle 57 | Eastside Catholic 58 | League | 2.170 |
| 02/02/16 | Won | West Seattle 55 | Seattle Prep 52 | League | 1.945 |
| 02/08/16 | Won | West Seattle 73 | O'Dea 54 | Playoff | 4.817 |
| 12/22/16 | Lost | West Seattle 37 | Kentwood 40 | Non-league | 5.800 |
| 02/09/17 | Won | West Seattle 61 | Rainier Beach 56 | Playoff | 9.865 |
| 02/05/18 | Won | West Seattle 59 | O'Dea 55 | Playoff | 11.255 |
| 01/11/19 | Won | West Seattle 58 | Ingraham 35 | League | 0.675 |
| 02/14/19 | Won | West Seattle 48 | Roosevelt 42 | Playoff | 0.163 |
| 02/18/19 | Won | West Seattle 58 | O'Dea 54 | Playoff | 9.768 |
| 02/27/19 | Lost | West Seattle 41 | Capital 48 | Playoff | 5.079 |
| 12/17/19 | Won | West Seattle 80 | Rainier Beach 78 | League | 6.370 |
| 12/28/19 | Won | West Seattle 63 | Puyallup 61 | Non-league | 6.228 |
| 01/24/20 | Lost | West Seattle 49 | Roosevelt 51 | League | 5.505 |
| 02/21/20 | Lost | West Seattle 34 | Bellevue 54 | Playoff | 2.248 |