| League | Season | ||||||
| Won | Lost | Pct | Won | Lost | Pct | ||
| Elma | 13 | 3 | 0.812 | 16 | 7 | 0.696 | State |
| Hoquiam | 12 | 4 | 0.750 | 13 | 8 | 0.619 | |
| Aberdeen | 10 | 6 | 0.625 | 14 | 7 | 0.667 | |
| Olympia | 10 | 6 | 0.625 | 11 | 8 | 0.579 | |
| Tumwater | 9 | 7 | 0.562 | 12 | 9 | 0.571 | |
| Centralia | 9 | 7 | 0.562 | 9 | 11 | 0.450 | |
| W.F. West | 4 | 12 | 0.250 | 5 | 14 | 0.263 | |
| Shelton | 3 | 13 | 0.188 | 5 | 15 | 0.250 | |
| Capital | 2 | 14 | 0.125 | 2 | 17 | 0.105 | |
Last Season: 1989-1990 Black Hills
Next Season: 1991-1992 Black Hills
1990-1991 boys Black Hills | Main Page | 1990-1991 TOC
For league: 12 - 12 in non-league games
77 games; average margin: 15.61
median margin: 14
14 games five points or less margin (including overtime games)
25 games ten points or less margin (including overtime games)
46 league games; average margin: 14.15
median margin: 13
10 games five points or less margin (including overtime games)
18 games ten points or less margin (including overtime games)
| 11/27/90 | Shelton 54, Tahoma 31 | Non-league |
| 11/29/90 | Yelm 58, Centralia 46 | Non-league |
| 11/30/90 | Elma 83, Montesano 48 | Non-league |
| 11/30/90 | Mark Morris 48, W.F. West 34 | Non-league |
| 11/30/90 | Olympia 55, at Clover Park 33 | Non-league |
| 11/30/90 | R.A. Long 48, Centralia 37 | Non-league |
| 11/30/90 | Raymond 64, Hoquiam 43 | Non-league |
| 12/03/90 | Aberdeen 45, Yelm 38 | Non-league |
| 12/03/90 | Hoquiam 70, Prairie 47 | Non-league |
| 12/04/90 | Shelton 72, North Mason 32 | Non-league |
| 12/04/90 | Battle Ground 58, Hoquiam 37 | Non-league |
| 12/06/90 | at Clover Park 50, Capital 35 | Non-league |
| 12/07/90 | Elma 99, Montesano 43 | Non-league |
| 12/07/90 | R.A. Long 55, W.F. West 41 | Non-league |
| 12/10/90 | Aberdeen 51, Olympia 36 | Non-league |
| 12/10/90 | Elma 84, Hoquiam 73 | |
| 12/12/90 | Elma 81, Aberdeen 53 | |
| 12/12/90 | Hoquiam 61, Capital 36 | |
| 12/12/90 | Olympia 56, W.F. West 33 | |
| 12/14/90 | Kelso 52, Centralia 35 | Non-league |
| 12/17/90 | Aberdeen 56, Centralia 52 | |
| 12/17/90 | Olympia 84, Elma 76 | |
| 12/28/90 | Tumwater 61, Yelm 35 | Non-league |
| 12/29/90 | R.A. Long 62, Tumwater 51 | Non-league |
| 01/02/91 | Aberdeen 43, R.A. Long 41 | Non-league |
| 01/03/91 | Aberdeen 50, Shelton 33 | |
| 01/03/91 | Elma 75, Tumwater 64 | |
| 01/07/91 | Elma 84, Capital 50 | |
| 01/07/91 | Hoquiam 63, W.F. West 48 | |
| 01/07/91 | Tumwater 66, Centralia 56 | |
| 01/08/91 | Olympia 47, Shelton 39 | |
| 01/10/91 | Elma 72, Shelton 50 | |
| 01/10/91 | Tumwater 60, Hoquiam 56 | |
| 01/12/91 | Australian team (AU) 81, Shelton 52 | Non-league |
| 01/14/91 | Elma 91, Centralia 56 | |
| 01/14/91 | Hoquiam 65, Olympia 64 OT | |
| 01/14/91 | Tumwater 47, Aberdeen 43 | |
| 01/15/91 | Shelton 61, Capital 43 | |
| 01/17/91 | Aberdeen 59, Capital 35 | |
| 01/17/91 | Olympia 53, Tumwater 51 | |
| 01/18/91 | Elma 88, W.F. West 67 | |
| 01/22/91 | Centralia 63, W.F. West 55 | |
| 01/22/91 | Hoquiam 65, Aberdeen 48 | |
| 01/22/91 | Olympia 55, Capital 32 | |
| 01/22/91 | Tumwater 55, Shelton 38 | |
| 01/24/91 | Hoquiam 84, Elma 75 | |
| 01/25/91 | Olympia 57, Aberdeen 34 | |
| 01/26/91 | Tumwater 73, White River 49 | Non-league |
| 01/28/91 | Aberdeen 68, Elma 66 | |
| 01/31/91 | Elma 73, Olympia 62 | |
| 02/02/91 | Raymond 77, Elma 72 | Non-league |
| 02/04/91 | Elma 86, Tumwater 69 | |
| 02/04/91 | Hoquiam 72, Centralia 58 | |
| 02/07/91 | Aberdeen 58, Kelso 50 | Non-league |
| 02/07/91 | Elma 79, Capital 37 | |
| 02/07/91 | Olympia 60, Shelton 52 | |
| 02/08/91 | Hoquiam 61, W.F. West 52 | |
| 02/11/91 | Aberdeen 59, W.F. West 38 | |
| 02/11/91 | Elma 75, Shelton 71 | |
| 02/11/91 | Hoquiam 62, Tumwater 61 | |
| 02/11/91 | Olympia 61, Centralia 47 | |
| 02/14/91 | Aberdeen 53, Tumwater 41 | |
| 02/14/91 | Elma 73, Centralia 68 | |
| 02/19/91 | Aberdeen 58, Capital 49 | |
| 02/19/91 | Elma 64, W.F. West 49 | |
| 02/19/91 | Hoquiam 75, Shelton 62 | |
| 02/19/91 | Tumwater 61, Olympia 48 | |
| 02/21/91 | Aberdeen 68, Hoquiam 53 | |
| 02/21/91 | Shelton 62, Tumwater 58 | |
| 02/26/91 | Battle Ground 51, Hoquiam 35 | D4 AA Tournament (winner to state) |
| 02/26/91 | Elma 73, R.A. Long 57 | D4 AA Tournament (winner to state) |
| 02/26/91 | Mark Morris 58, Aberdeen 49 | D4 AA Tournament (loser out) |
| 02/26/91 | Tumwater 65, Olympia 63 | D4 AA Tournament (loser out) |
| 03/01/91 | Battle Ground 62, Elma 44 | D4 AA Tournament (1st/2nd) |
| 03/01/91 | R.A. Long 49, Tumwater 44 | D4 AA Tournament (winner 3rd to state/loser out) |
| 03/06/91 | Edmonds-Woodway 70, Elma 48 | State AA Tournament |
| 03/07/91 | Gig Harbor 78, Elma 66 | State AA Tournament (loser out) |