34 Wins, 59 Losses
| Date | Game Type | Upset Magnitude | |||
|---|---|---|---|---|---|
| 01/03/87 | Lost | Manson 45 | Davenport 46 | Non-league | 10.600 |
| 01/10/87 | Lost | Manson 51 | Brewster 52 | League | 10.325 |
| 01/31/87 | Lost | Manson 66 | Brewster 67 | League | 10.325 |
| 02/07/87 | Lost | Manson 38 | Liberty Bell 45 | League | 1.996 |
| 03/04/87 | Lost | Manson 57 | Seattle Lutheran 59 | Playoff | 2.001 |
| 03/05/87 | Lost | Manson 59 | Lake Quinault 65 | Playoff | 5.445 |
| 12/04/87 | Won | Manson 45 | Chelan 40 | Non-league | 1.127 |
| 12/11/87 | Lost | Manson 59 | Pateros 69 | League | 9.356 |
| 12/29/87 | Lost | Manson 43 | Bridgeport 53 | Non-league | 2.664 |
| 01/29/88 | Lost | Manson 66 | Bridgeport 74 | League | 2.664 |
| 02/05/88 | Lost | Manson 46 | Liberty Bell 50 | League | 9.652 |
| 02/09/88 | Lost | Manson 66 | Waterville 80 | League | 10.047 |
| 03/02/88 | Lost | Manson 52 | Mount Vernon Christian 53 | Playoff | 10.720 |
| 01/20/89 | Lost | Manson 37 | Liberty Bell 39 | League | 2.526 |
| 01/31/89 | Lost | Manson 37 | Liberty Bell 42 | League | 2.526 |
| 12/01/89 | Lost | Manson 44 | Chelan 45 | Non-league | 1.324 |
| 12/05/89 | Lost | Manson 43 | Chelan 45 | Non-league | 1.324 |
| 12/15/89 | Won | Manson 64 | Brewster 51 | League | 16.777 |
| 01/12/90 | Lost | Manson 38 | Entiat 43 | League | 0.489 |
| 12/07/91 | Lost | Manson 26 | Thorp 34 | League | 5.549 |
| 01/24/92 | Lost | Manson 50 | Thorp 54 | League | 5.549 |
| 12/05/92 | Lost | Manson 30 | Thorp 36 | League | 4.466 |
| 01/30/93 | Won | Manson 42 | Soap Lake 27 | League | 0.209 |
| 12/11/93 | Lost | Manson 38 | Brewster 39 | League | 12.813 |
| 02/04/94 | Won | Manson 48 | Waterville 45 | League | 16.530 |
| 12/09/94 | Lost | Manson 47 | Entiat 49 | League | 8.317 |
| 12/13/94 | Won | Manson 60 | Bridgeport-Mansfield 44 | League | 1.638 |
| 02/24/95 | Won | Manson 56 | Bridgeport-Mansfield 43 | Playoff | 1.638 |
| 03/02/95 | Won | Manson 49 | Morton 45 | Playoff | 1.783 |
| 11/28/95 | Lost | Manson 46 | Chelan 49 | Non-league | 9.685 |
| 12/15/95 | Lost | Manson 44 | Wilson Creek 46 | League | 23.106 |
| 01/26/96 | Won | Manson 44 | Waterville 37 | League | 4.642 |
| 02/09/96 | Lost | Manson 33 | Pateros 35 | League | 2.627 |
| 02/17/96 | Lost | Manson 27 | Pateros 38 | Playoff | 2.627 |
| 02/20/96 | Lost | Manson 35 | Bridgeport-Mansfield 53 | Playoff | 4.931 |
| 02/14/97 | Lost | Manson 44 | Pateros 47 | League | 3.059 |
| 02/25/97 | Lost | Manson 52 | Pateros 59 | Playoff | 3.059 |
| 02/26/97 | Lost | Manson 30 | Entiat 36 | Playoff | 16.745 |
| 12/05/97 | Lost | Manson 38 | Brewster 47 | Non-league | 3.264 |
| 12/13/97 | Lost | Manson 31 | Entiat 40 | League | 10.875 |
| 12/19/97 | Lost | Manson 46 | Wilson Creek 55 | League | 10.365 |
| 03/07/98 | Won | Manson 66 | Sunnyside Christian 55 | Playoff | 1.512 |
| 12/08/98 | Won | Manson 31 | Pateros 30 | League | 4.733 |
| 12/19/98 | Won | Manson 52 | Bridgeport 48 | Non-league | 3.037 |
| 01/16/99 | Won | Manson 41 | Pateros 25 | League | 4.733 |
| 02/20/99 | Won | Manson 41 | Pateros 37 | Playoff | 4.733 |
| 02/27/99 | Won | Manson 49 | Pateros 35 | Playoff | 4.733 |
| 03/04/99 | Won | Manson 50 | Shoreline Christian 45 | Playoff | 8.723 |
| 12/14/99 | Won | Manson 47 | Pateros 43 | League | 11.329 |
| 01/07/00 | Lost | Manson 37 | Oroville 51 | Non-league | 0.995 |
| 01/08/00 | Lost | Manson 42 | Soap Lake 49 | Non-league | 43.291 |
| 01/14/00 | Lost | Manson 43 | Entiat 45 | League | 7.023 |
| 02/15/00 | Lost | Manson 39 | Wilson Creek 49 | Playoff | 1.695 |
| 01/08/01 | Won | Manson 68 | Oroville 65 | Non-league | 8.224 |
| 02/08/03 | Lost | Manson 36 | Entiat 45 | League | 0.489 |
| 02/18/03 | Lost | Manson 22 | Entiat 29 | Playoff | 0.489 |
| 12/06/03 | Won | Manson 44 | Oroville 42 | Non-league | 3.189 |
| 01/31/04 | Won | Manson 58 | Mansfield 47 | League | 13.403 |
| 12/04/04 | Lost | Manson 48 | Oroville 50 | Non-league | 8.909 |
| 01/25/05 | Lost | Manson 32 | Pateros 48 | League | 0.123 |
| 02/05/05 | Lost | Manson 67 | Bridgeport 69 | League | 6.440 |
| 01/07/06 | Won | Manson 48 | Kittitas 42 | League | 2.410 |
| 01/27/07 | Won | Manson 43 | Bridgeport 41 | League | 12.118 |
| 01/30/07 | Lost | Manson 45 | Kittitas 57 | League | 1.733 |
| 01/26/08 | Won | Manson 42 | Bridgeport 39 | League | 8.951 |
| 02/12/08 | Lost | Manson 49 | Kittitas 55 | Playoff | 1.864 |
| 12/13/08 | Lost | Manson 37 | Pateros 44 | Non-league | 4.557 |
| 01/03/09 | Won | Manson 47 | Kittitas 41 | League | 4.129 |
| 01/21/11 | Lost | Manson 36 | Waterville 39 | Non-league | 3.995 |
| 01/28/11 | Won | Manson 33 | Bridgeport 23 | League | 0.022 |
| 12/14/12 | Won | Manson 32 | Waterville 26 | Non-league | 4.222 |
| 12/28/12 | Lost | Manson 31 | Bridgeport 37 | League | 2.300 |
| 01/18/13 | Lost | Manson 31 | Bridgeport 38 | League | 2.300 |
| 01/22/13 | Won | Manson 36 | Kittitas 30 | League | 3.772 |
| 02/05/13 | Lost | Manson 29 | Bridgeport 30 | League | 2.300 |
| 01/03/15 | Won | Manson 39 | Orcas Island 33 | Non-league | 6.748 |
| 01/09/15 | Lost | Manson 39 | Bridgeport 43 | League | 6.471 |
| 01/13/15 | Lost | Manson 38 | Liberty Bell 51 | League | 3.759 |
| 02/06/15 | Lost | Manson 46 | Liberty Bell 49 | League | 3.759 |
| 12/04/15 | Won | Manson 35 | Soap Lake 30 | Non-league | 0.647 |
| 12/10/15 | Lost | Manson 18 | Wilson Creek 28 | Non-league | 14.872 |
| 12/11/15 | Won | Manson 30 | Soap Lake 26 | Non-league | 0.647 |
| 01/12/16 | Won | Manson 36 | Liberty Bell 34 | League | 8.200 |
| 12/27/16 | Lost | Manson 34 | Pateros 37 | Non-league | 0.910 |
| 01/07/17 | Won | Manson 36 | Oroville 35 | League | 2.801 |
| 01/04/18 | Lost | Manson 24 | Soap Lake 35 | League | 0.918 |
| 12/04/18 | Won | Manson 25 | Soap Lake 23 | League | 10.099 |
| 12/18/18 | Lost | Manson 25 | Oroville 35 | League | 3.893 |
| 01/29/19 | Won | Manson 36 | Tonasket 34 | League | 14.190 |
| 02/02/19 | Lost | Manson 40 | Oroville 41 | League | 3.893 |
| 01/21/20 | Lost | Manson 26 | Bridgeport 37 | League | 0.429 |
| 01/23/20 | Lost | Manson 30 | Bridgeport 34 | League | 0.429 |
| 02/08/20 | Won | Manson 45 | Oroville 36 | League | 3.615 |
24 Wins, 35 Losses
| Date | Game Type | Upset Magnitude | |||
|---|---|---|---|---|---|
| 12/21/02 | Lost | Manson 62 | Kittitas 65 | League | 10.976 |
| 01/14/03 | Won | Manson 74 | Waterville 58 | League | 0.220 |
| 01/24/03 | Lost | Manson 52 | Moses Lake Christian 54 | League | 11.733 |
| 02/14/03 | Lost | Manson 40 | Kittitas 52 | Playoff | 10.976 |
| 02/22/03 | Lost | Manson 46 | Mansfield 61 | Playoff | 5.717 |
| 01/03/04 | Lost | Manson 41 | Lake Roosevelt 49 | Non-league | 2.067 |
| 02/28/04 | Lost | Manson 48 | Sunnyside Christian 52 | Playoff | 4.739 |
| 01/14/05 | Won | Manson 50 | Entiat 45 | League | 6.285 |
| 01/15/05 | Lost | Manson 43 | Soap Lake 48 | League | 12.341 |
| 01/17/06 | Won | Manson 60 | Bridgeport 54 | League | 2.121 |
| 01/16/07 | Won | Manson 60 | Okanogan 57 | Non-league | 23.853 |
| 01/27/07 | Won | Manson 63 | Bridgeport 53 | League | 3.698 |
| 01/05/08 | Won | Manson 54 | Soap Lake 47 | League | 2.900 |
| 01/08/08 | Lost | Manson 42 | Bridgeport 46 | League | 1.214 |
| 12/02/08 | Lost | Manson 47 | Pateros 62 | Non-league | 0.223 |
| 12/13/08 | Lost | Manson 35 | Pateros 44 | Non-league | 0.223 |
| 01/03/09 | Lost | Manson 34 | Kittitas 39 | League | 3.611 |
| 01/23/10 | Won | Manson 51 | Soap Lake 50 | League | 0.879 |
| 01/26/10 | Won | Manson 50 | Entiat 49 | League | 7.859 |
| 02/22/10 | Won | Manson 48 | Oroville 43 | Playoff | 0.504 |
| 12/10/10 | Won | Manson 69 | Entiat 50 | Non-league | 0.315 |
| 11/29/11 | Lost | Manson 49 | Entiat 58 | Non-league | 8.468 |
| 01/31/12 | Won | Manson 58 | Pateros 50 | League | 10.408 |
| 02/07/12 | Won | Manson 70 | Liberty Bell 65 | League | 1.215 |
| 12/08/12 | Lost | Manson 60 | Entiat 62 | Non-league | 6.798 |
| 01/08/13 | Lost | Manson 60 | Lake Roosevelt 66 | League | 6.904 |
| 01/18/13 | Lost | Manson 51 | Bridgeport 59 | League | 3.902 |
| 02/05/13 | Lost | Manson 61 | Bridgeport 62 | League | 3.902 |
| 02/12/13 | Lost | Manson 38 | Liberty Bell 41 | Playoff | 2.648 |
| 02/14/13 | Lost | Manson 41 | Bridgeport 50 | Playoff | 3.902 |
| 01/23/14 | Won | Manson 52 | Bridgeport 51 | League | 14.546 |
| 01/06/15 | Lost | Manson 32 | Oroville 34 | League | 3.741 |
| 01/09/15 | Lost | Manson 36 | Bridgeport 49 | League | 1.157 |
| 01/16/15 | Won | Manson 55 | Tonasket 47 | League | 6.273 |
| 12/10/15 | Lost | Manson 28 | Wilson Creek 43 | Non-league | 15.313 |
| 12/11/15 | Won | Manson 34 | Soap Lake 28 | Non-league | 1.911 |
| 12/30/15 | Won | Manson 53 | Entiat 50 | Non-league | 7.951 |
| 01/05/16 | Won | Manson 51 | Oroville 42 | League | 13.665 |
| 01/08/16 | Lost | Manson 41 | Bridgeport 45 | League | 5.232 |
| 01/16/16 | Won | Manson 38 | Entiat 30 | Non-league | 7.951 |
| 01/22/16 | Won | Manson 57 | Okanogan 46 | League | 4.099 |
| 12/09/16 | Lost | Manson 58 | Tonasket 61 | League | 3.803 |
| 01/07/17 | Won | Manson 45 | Oroville 28 | League | 4.633 |
| 01/10/17 | Lost | Manson 59 | Tonasket 73 | League | 3.803 |
| 02/13/17 | Lost | Manson 38 | Tonasket 52 | Playoff | 3.803 |
| 12/08/17 | Lost | Manson 43 | Tonasket 58 | League | 3.460 |
| 12/12/17 | Lost | Manson 54 | Lake Roosevelt 57 | League | 0.200 |
| 12/14/17 | Won | Manson 67 | Cascade (Leavenworth) 47 | Non-league | 0.600 |
| 01/06/18 | Lost | Manson 48 | Oroville 49 | League | 0.570 |
| 01/13/18 | Lost | Manson 52 | Bridgeport 58 | League | 8.440 |
| 01/18/18 | Lost | Manson 45 | Waterville-Mansfield 48 | League | 6.460 |
| 01/20/18 | Lost | Manson 40 | Lake Roosevelt 46 | League | 0.200 |
| 02/09/18 | Lost | Manson 48 | DeSales 54 | Playoff | 0.300 |
| 12/14/18 | Lost | Manson 46 | Liberty Bell 47 | League | 18.117 |
| 01/29/19 | Won | Manson 62 | Tonasket 60 | League | 3.605 |
| 02/08/19 | Won | Manson 67 | Walla Walla Valley Academy 61 | Playoff | 4.040 |
| 01/21/20 | Lost | Manson 59 | Bridgeport 60 | League | 2.667 |
| 01/28/20 | Lost | Manson 50 | Liberty Bell 57 | League | 6.676 |
| 02/08/20 | Won | Manson 57 | Oroville 54 | League | 6.458 |