| League | Season | ||||||
| Won | Lost | Pct | Won | Lost | Pct | ||
| Mount Vernon | 12 | 0 | 1.000 | 21 | 6 | 0.778 | State 6th |
| Lynden | 8 | 4 | 0.667 | 15 | 9 | 0.625 | |
| Ferndale | 7 | 5 | 0.583 | 13 | 10 | 0.565 | |
| Burlington-Edison | 5 | 7 | 0.417 | 9 | 12 | 0.429 | |
| Sedro-Woolley | 4 | 8 | 0.333 | 5 | 15 | 0.250 | |
| Squalicum | 3 | 9 | 0.250 | 5 | 15 | 0.250 | |
| Anacortes | 3 | 9 | 0.250 | 4 | 16 | 0.200 | |
Last Season: 1997-1998 Northwest
Next Season: 1999-2000 Northwest
1998-1999 boys Northwest | Main Page | 1998-1999 TOC
For league: 23 - 33 in non-league games
Home team wins 47.5% of league games (19 - 21)
113 games; average margin: 15.19
median margin: 14
21 games five points or less margin (including overtime games)
48 games ten points or less margin (including overtime games)
42 league games; average margin: 16.00
median margin: 15.5
9 games five points or less margin (including overtime games)
16 games ten points or less margin (including overtime games)
| 11/30/98 | Lake Stevens 61, at Sedro-Woolley 36 | Non-league |
| 12/02/98 | at Stanwood 54, Burlington-Edison 36 | Non-league |
| 12/02/98 | Kamiak 60, at Mount Vernon 58 | Non-league |
| 12/02/98 | at Ferndale 60, Oak Harbor 39 | Non-league |
| 12/02/98 | at Mariner 55, Sedro-Woolley 53 | Non-league |
| 12/02/98 | South Whidbey 61, at Anacortes 54 | Non-league |
| 12/02/98 | at Shorewood 58, Squalicum 24 | Non-league |
| 12/04/98 | at Lynden 54, Arlington 45 | Non-league |
| 12/04/98 | Edmonds-Woodway 47, at Ferndale 37 | Non-league |
| 12/04/98 | Lynnwood 52, at Sedro-Woolley 50 | Non-league |
| 12/04/98 | at Squalicum 62, Oak Harbor 41 | Non-league |
| 12/04/98 | at Mount Vernon 62, Sehome 52 | Non-league |
| 12/04/98 | Stanwood 48, at Anacortes 40 | Non-league |
| 12/05/98 | Ferndale 58, Blaine 39 | Non-league |
| 12/05/98 | at South Whidbey 59, Burlington-Edison 49 | Non-league |
| 12/09/98 | at Lake Stevens 62, Anacortes 45 | Non-league |
| 12/09/98 | Burlington-Edison 53, at Lynnwood 51 | Non-league |
| 12/09/98 | at Sehome 72, Lynden 40 | Non-league |
| 12/09/98 | at South Whidbey 82, Sedro-Woolley 40 | Non-league |
| 12/09/98 | at Monroe 64, Squalicum 57 | Non-league |
| 12/09/98 | Stanwood 50, at Mount Vernon 47 | Non-league |
| 12/10/98 | Ferndale 61, at Lynnwood 43 | Non-league |
| 12/11/98 | at Arlington 61, Anacortes 47 | Non-league |
| 12/11/98 | Lynden 76, at Oak Harbor 67 | Non-league |
| 12/11/98 | at Burlington-Edison 55, Mariner 41 | Non-league |
| 12/11/98 | at Snohomish 52, Mount Vernon 46 | Non-league |
| 12/11/98 | at Jackson 63, Sedro-Woolley 36 | Non-league |
| 12/14/98 | Anacortes 56, at Lynnwood 48 | Non-league |
| 12/14/98 | Monroe 67, at Sedro-Woolley 41 | Non-league |
| 12/14/98 | at Burlington-Edison 75, Oak Harbor 59 | Non-league |
| 12/16/98 | at Burlington-Edison 39, Shorecrest 26 | Non-league |
| 12/16/98 | Ferndale 42, at Mountlake Terrace 37 | Non-league |
| 12/16/98 | Meadowdale 57, at Lynden 38 | Non-league |
| 12/16/98 | Mount Vernon 57, at Marysville Pilchuck 39 | Non-league |
| 12/16/98 | at Everett 53, Squalicum 49 | Non-league |
| 12/18/98 | at Lynden Christian 68, Anacortes 31 | Non-league |
| 12/18/98 | Lake Stevens 62, at Burlington-Edison 37 | Non-league |
| 12/18/98 | Lynden 48, at Marysville Pilchuck 41 | Non-league |
| 12/18/98 | at Sehome 55, Squalicum 27 | Non-league |
| 12/21/98 | at Squalicum 45, Interlake 43 | Non-league |
| 12/22/98 | Arlington 49, Ferndale 34 | Non-league |
| 12/23/98 | Ferndale 42, Lakewood 29 | Non-league |
| 12/28/98 | at Mount Vernon 70, Mountlake Terrace 51 | Non-league |
| 12/29/98 | at South Whidbey 42, Anacortes 34 | Non-league |
| 12/29/98 | Arlington 61, Squalicum 37 | Non-league |
| 12/29/98 | at Granite Falls 63, Burlington-Edison 56 | Non-league |
| 12/29/98 | at Mount Vernon 70, Monroe 39 | Non-league |
| 12/29/98 | Sedro-Woolley 52, at Cedarcrest 45 | Non-league |
| 12/30/98 | Mariner 48, Anacortes 41 | Non-league |
| 12/30/98 | Meridian 57, Sedro-Woolley 31 | Non-league |
| 12/30/98 | at Blaine 52, Squalicum 28 | Non-league |
| 01/02/99 | at Lynden Christian 54, Lynden 40 | Non-league |
| 01/06/99 | at Ferndale 56, Anacortes 40 | |
| 01/06/99 | Mount Vernon 85, at Sedro-Woolley 33 | |
| 01/06/99 | at Lynden 64, South Whidbey 61 | Non-league |
| 01/06/99 | at Burlington-Edison 49, Squalicum 34 | |
| 01/08/99 | Burlington-Edison 57, at Anacortes 45 | |
| 01/08/99 | at Mount Vernon 73, Lynden 50 | |
| 01/08/99 | Squalicum 50, at Sedro-Woolley 41 | |
| 01/09/99 | Meridian 48, Ferndale 40 | Non-league |
| 01/13/99 | Ferndale 43, at Burlington-Edison 28 | |
| 01/13/99 | Lynden 58, at Squalicum 39 | |
| 01/13/99 | Mount Vernon 60, at Kentwood 53 | Non-league |
| 01/13/99 | Sedro-Woolley 52, at Anacortes 49 OT | |
| 01/15/99 | at Lynden 59, Anacortes 42 | |
| 01/15/99 | Mount Vernon 54, at Squalicum 36 | |
| 01/15/99 | Sedro-Woolley 40, at Ferndale 34 | |
| 01/20/99 | at Mount Vernon 59, Anacortes 42 | |
| 01/20/99 | Burlington-Edison 67, at Sedro-Woolley 62 | |
| 01/20/99 | Ferndale 48, Lynden 47 | |
| 01/22/99 | at Mount Vernon 51, Ferndale 36 | |
| 01/22/99 | at Burlington-Edison 55, Lynden 54 OT | |
| 01/22/99 | at Anacortes 57, Squalicum 48 | |
| 01/27/99 | Mount Vernon 63, at Burlington-Edison 58 | |
| 01/27/99 | at Lynden 70, Sedro-Woolley 36 | |
| 01/27/99 | at Ferndale 39, Squalicum 27 | |
| 01/29/99 | Burlington-Edison 51, at Squalicum 47 | |
| 01/29/99 | Ferndale 41, at Anacortes 40 | |
| 01/29/99 | Lynden 55, at Mariner 29 | Non-league |
| 01/29/99 | at Mount Vernon 82, Sedro-Woolley 46 | |
| 02/03/99 | Anacortes 55, at Burlington-Edison 39 | |
| 02/03/99 | Mount Vernon 63, at Lynden 58 | |
| 02/03/99 | at Squalicum 59, Sedro-Woolley 35 | |
| 02/05/99 | Anacortes 51, at Sedro-Woolley 41 | |
| 02/05/99 | at Ferndale 53, Burlington-Edison 26 | |
| 02/05/99 | at Lynden 67, Squalicum 40 | |
| 02/09/99 | at Sedro-Woolley 58, Ferndale 57 | |
| 02/10/99 | Lynden 68, at Anacortes 33 | |
| 02/10/99 | at Mount Vernon 83, Squalicum 54 | |
| 02/11/99 | Sedro-Woolley 65, at Burlington-Edison 48 | |
| 02/12/99 | Lynden 58, Ferndale 40 | |
| 02/12/99 | Mount Vernon 72, at Anacortes 50 | |
| 02/17/99 | at Squalicum 55, Anacortes 49 | |
| 02/17/99 | at Lynden 51, Burlington-Edison 29 | |
| 02/17/99 | Mount Vernon 48, at Ferndale 41 | |
| 02/19/99 | at Mount Vernon 72, Burlington-Edison 43 | |
| 02/19/99 | Ferndale 59, at Squalicum 51 | |
| 02/19/99 | Lynden 76, at Sedro-Woolley 52 | |
| 02/24/99 | at South Whidbey 54, Burlington-Edison 37 | D1 3A Tournament (loser out) |
| 02/24/99 | at Ferndale 51, Jackson 49 OT | D1 3A Tournament (loser out) |
| 02/24/99 | at Lynden 50, Shorecrest 42 | D1 3A Tournament (loser out) |
| 02/27/99 | at Arlington 57, Ferndale 50 | D1 3A Tournament |
| 02/27/99 | Lynden 57, at Stanwood 44 | D1 3A Tournament |
| 02/27/99 | at Mount Vernon 40, Shorewood 35 | D1 3A Tournament |
| 03/02/99 | Shorewood 51, Ferndale 36 | D1 3A Tournament (loser out) |
| 03/04/99 | at Mount Vernon 74, Arlington 66 | D1 3A Tournament (winner to state) |
| 03/04/99 | Meadowdale 74, Lynden 52 | D1 3A Tournament (winner to state) |
| 03/06/99 | Meadowdale 67, Mount Vernon 46 | D1 3A Tournament (1st/2nd) |
| 03/06/99 | Shorewood 58, Lynden 39 | D1 3A Tournament (winner to state/loser out) |
| 03/10/99 | Mount Vernon 52, Aberdeen 38 | State 3A Tournament |
| 03/11/99 | Mount Vernon 48, Liberty (Issaquah) 44 | State 3A Tournament |
| 03/12/99 | Bainbridge 57, Mount Vernon 42 | State 3A Tournament |
| 03/13/99 | West Valley (Yakima) 82, Mount Vernon 44 | State 3A Tournament (3rd/6th) |