| League | Season | ||||||
| Won | Lost | Pct | Won | Lost | Pct | ||
| Clarkston | 9 | 1 | 0.900 | 20 | 6 | 0.769 | |
| Colville | 9 | 1 | 0.900 | 21 | 7 | 0.750 | State |
| East Valley (Spokane) | 4 | 6 | 0.400 | 10 | 14 | 0.417 | |
| Pullman | 4 | 6 | 0.400 | 7 | 17 | 0.292 | |
| West Valley (Spokane) | 3 | 7 | 0.300 | 7 | 13 | 0.350 | |
| Cheney | 1 | 9 | 0.100 | 3 | 17 | 0.150 | |
Last Season: 1988-1989 Frontier
Next Season: 1990-1991 Frontier
1989-1990 boys Frontier | Main Page | 1989-1990 TOC
For league: 27 - 33 in non-league games
Home team wins 63.3% of league games (19 - 11)
99 games; average margin: 17.30
median margin: 15
19 games five points or less margin (including overtime games)
32 games ten points or less margin (including overtime games)
28 league games; average margin: 18.18
median margin: 14.5
6 games five points or less margin (including overtime games)
7 games ten points or less margin (including overtime games)
| 11/30/89 | at Colville 41, Deer Park 31 | Non-league |
| 11/30/89 | at Cheney 36, Rogers (Spokane) 28 | Non-league |
| 12/01/89 | Clarkston 46, Lewiston (ID) 38 | Non-league |
| 12/01/89 | Colville 65, at Shadle Park 47 | Non-league |
| 12/01/89 | Ferris 63, at East Valley (Spokane) 59 | Non-league |
| 12/01/89 | Moscow (ID) 53, at Pullman 40 | Non-league |
| 12/01/89 | at North Central 57, West Valley (Spokane) 35 | Non-league |
| 12/02/89 | at East Valley (Spokane) 55, Chewelah 30 | Non-league |
| 12/02/89 | Clarkston 61, Moscow (ID) 44 | Non-league |
| 12/02/89 | Lewiston (ID) 51, at Pullman 27 | Non-league |
| 12/02/89 | at Lewis and Clark 60, West Valley (Spokane) 24 | Non-league |
| 12/05/89 | at North Central 67, East Valley (Spokane) 43 | Non-league |
| 12/05/89 | Medical Lake 55, at West Valley (Spokane) 39 | Non-league |
| 12/05/89 | at Lewiston (ID) 46, Pullman 29 | Non-league |
| 12/05/89 | at Clarkston 71, Rogers (Spokane) 45 | Non-league |
| 12/06/89 | Central Valley 78, at Cheney 38 | Non-league |
| 12/06/89 | Gonzaga Prep 82, at East Valley (Spokane) 49 | Non-league |
| 12/07/89 | at West Valley (Spokane) 41, Sandpoint (ID) 33 | Non-league |
| 12/08/89 | at Clarkston 66, Orofino (ID) 48 | Non-league |
| 12/09/89 | at Ferris 57, Cheney 34 | Non-league |
| 12/09/89 | at Colville 54, Lewis and Clark 50 | Non-league |
| 12/09/89 | Medical Lake 56, at East Valley (Spokane) 51 | Non-league |
| 12/09/89 | at Colfax 71, Pullman 26 | Non-league |
| 12/09/89 | at Deer Park 48, West Valley (Spokane) 40 | Non-league |
| 12/12/89 | at North Central 59, Cheney 25 | Non-league |
| 12/12/89 | at West Valley (Spokane) 38, Riverside 35 | Non-league |
| 12/14/89 | Windsor (BC) 86, Colville 54 | Non-league |
| 12/15/89 | Colville 79, E.P. Scarlet (AB) 56 | Non-league |
| 12/15/89 | at Clarkston 64, Eastmont 53 | Non-league |
| 12/15/89 | at Pullman 48, Ellensburg 37 | Non-league |
| 12/15/89 | Post Falls (ID) 57, at Cheney 23 | Non-league |
| 12/16/89 | at Deer Park 56, Cheney 30 | Non-league |
| 12/16/89 | Colville 69, Jasper Place (AB) 26 | Non-league |
| 12/16/89 | Colville 49, Salisbury (AB) 37 | Non-league |
| 12/16/89 | Eastmont 59, at Pullman 28 | Non-league |
| 12/16/89 | at Clarkston 52, Ellensburg 39 | Non-league |
| 12/19/89 | Colfax 67, at Pullman 37 | Non-league |
| 12/21/89 | at Lewiston (ID) 36, Clarkston 31 | Non-league |
| 12/21/89 | Post Falls (ID) 61, at West Valley (Spokane) 31 | Non-league |
| 12/22/89 | at Medical Lake 51, Cheney 32 | Non-league |
| 12/22/89 | Coeur d'Alene (ID) 48, at Colville 42 | Non-league |
| 12/22/89 | West Valley (Spokane) 64, at Riverside 57 | Non-league |
| 12/28/89 | at East Valley (Spokane) 67, Kellogg (ID) 52 | Non-league |
| 12/28/89 | Omak 50, at Colville 45 | Non-league |
| 12/29/89 | Deer Park 59, at East Valley (Spokane) 58 | Non-league |
| 12/29/89 | at Colville 72, Sandpoint (ID) 45 | Non-league |
| 01/04/90 | at Pullman 41, Moscow (ID) 29 | Non-league |
| 01/05/90 | Clarkston 62, at Cheney 27 | |
| 01/05/90 | Colville 63, at East Valley (Spokane) 58 | |
| 01/05/90 | at Pullman 41, West Valley (Spokane) 28 | |
| 01/06/90 | at Clarkston 60, Lewiston (ID) 46 | Non-league |
| 01/06/90 | at Sandpoint (ID) 49, West Valley (Spokane) 38 | Non-league |
| 01/09/90 | at Sandpoint (ID) 44, Cheney 24 | Non-league |
| 01/09/90 | Clarkston 64, at Orofino (ID) 41 | Non-league |
| 01/09/90 | Lewiston (ID) 53, at Pullman 43 | Non-league |
| 01/11/90 | West Australia (AU) 68, at Colville 38 | Non-league |
| 01/12/90 | at East Valley (Spokane) 54, Cheney 50 | |
| 01/12/90 | Clarkston 53, at Pullman 37 | |
| 01/12/90 | Colville 59, at West Valley (Spokane) 28 | |
| 01/13/90 | Adelaide (AU) 59, at Clarkston 43 | Non-league |
| 01/13/90 | Pullman 48, at Moscow (ID) 36 | Non-league |
| 01/15/90 | West Australia (AU) 60, at Pullman 29 | Non-league |
| 01/16/90 | at West Valley (Spokane) 64, Kellogg (ID) 56 | Non-league |
| 01/16/90 | at Clarkston 52, Moscow (ID) 40 | Non-league |
| 01/16/90 | West Australia (AU) 83, at East Valley (Spokane) 48 | Non-league |
| 01/18/90 | Cheney at Priest River (ID) | Non-league |
| 01/19/90 | Clarkston defeated at East Valley (Spokane) | |
| 01/19/90 | Colville 68, at Pullman 32 | |
| 01/19/90 | West Valley (Spokane) defeated at Cheney | |
| 01/23/90 | at Cheney 52, Chewelah 48 | Non-league |
| 01/26/90 | at Colville 58, Cheney 29 | |
| 01/26/90 | Clarkston 59, at West Valley (Spokane) 34 | |
| 01/26/90 | at Pullman 61, East Valley (Spokane) 59 | |
| 01/27/90 | at Clarkston 56, Colville 41 | |
| 01/27/90 | at East Valley (Spokane) 62, West Valley (Spokane) 49 | |
| 01/30/90 | at Cheney 56, Pullman 45 | |
| 02/01/90 | Pullman 58, at West Valley (Spokane) 56 | |
| 02/02/90 | at Clarkston 63, Cheney 41 | |
| 02/02/90 | at Colville 63, East Valley (Spokane) 42 | |
| 02/09/90 | at West Valley (Spokane) 47, Cheney 35 | |
| 02/09/90 | at Clarkston 64, East Valley (Spokane) 35 | |
| 02/09/90 | at Colville 64, Pullman 50 | |
| 02/10/90 | East Valley (Spokane) 66, at Cheney 54 | |
| 02/10/90 | at Clarkston 68, Pullman 30 | |
| 02/10/90 | at Colville 94, West Valley (Spokane) 54 | |
| 02/16/90 | at Pullman 48, Cheney 43 | |
| 02/16/90 | at Colville 60, Clarkston 55 | |
| 02/16/90 | at West Valley (Spokane) 57, East Valley (Spokane) 40 | |
| 02/17/90 | Colville 63, at Cheney 25 | |
| 02/17/90 | at East Valley (Spokane) 51, Pullman 40 | |
| 02/17/90 | at Clarkston 69, West Valley (Spokane) 61 | |
| 02/20/90 | Colville 56, Clarkston 48 | Frontier Tournament (1st/2nd) |
| 02/20/90 | East Valley (Spokane) 59, Pullman 58 | Frontier Tournament (3rd/4th) |
| 02/23/90 | Colville 56, Pullman 46 | Frontier Tournament |
| 02/23/90 | Clarkston 49, East Valley (Spokane) 34 | Frontier Tournament |
| 02/24/90 | Colville 50, Clarkston 48 | D7 AA Tournament |
| 02/24/90 | East Valley (Spokane) 68, Pullman 59 | D7 AA Tournament (loser out) |
| 02/27/90 | Clarkston 66, East Valley (Spokane) 45 | D7 AA Tournament (loser out) |
| 03/02/90 | Colville 52, Clarkston 48 | D7 AA Tournament (winner to state/loser out) |
| 03/07/90 | Colville 56, Sehome 53 | State AA Tournament |
| 03/08/90 | Lakeside (Seattle) 56, Colville 38 | State AA Tournament |
| 03/09/90 | Woodway 53, Colville 48 | State AA Tournament (loser out) |