| League | Season | ||||||
| Won | Lost | Pct | Won | Lost | Pct | ||
| Richland | 15 | 1 | 0.938 | 23 | 3 | 0.885 | State 3rd |
| Kamiakin | 13 | 3 | 0.812 | 13 | 4 | 0.765 | |
| Walla Walla | 11 | 5 | 0.688 | 17 | 7 | 0.708 | State |
| Pasco | 10 | 6 | 0.625 | 10 | 9 | 0.526 | |
| Kennewick | 9 | 7 | 0.562 | 9 | 7 | 0.562 | |
| Davis | 6 | 10 | 0.375 | 6 | 11 | 0.353 | |
| Wenatchee | 4 | 12 | 0.250 | 5 | 15 | 0.250 | |
| Eisenhower | 2 | 14 | 0.125 | 2 | 14 | 0.125 | |
| Moses Lake | 2 | 14 | 0.125 | 2 | 14 | 0.125 | |
Last Season: 1979-1980 Big Nine
Next Season: 1981-1982 Big Nine
1980-1981 boys Big Nine | Main Page | 1980-1981 TOC
For league: 8 - 6 in non-league games
Home team wins 62.5% of league games (10 - 6)
65 games; average margin: 17.34
median margin: 16
11 games five points or less margin (including overtime games)
21 games ten points or less margin (including overtime games)
42 league games; average margin: 18.52
median margin: 16
6 games five points or less margin (including overtime games)
12 games ten points or less margin (including overtime games)
| Richland 64, Camas 27 | Non-league | |
| Richland 51, Pasco 40 | ||
| Richland 49, Kamiakin 34 | ||
| Richland 74, Moses Lake 39 | ||
| Richland 71, Davis 47 | ||
| Richland 58, University 34 | Non-league | |
| Central Valley 59, Richland 53 | Non-league | |
| Walla Walla 40, Kamiakin 31 | Playoff | |
| Richland 73, Walla Walla 43 | Playoff | |
| Walla Walla 59, Davis 34 | Playoff | |
| Walla Walla 56, Moses Lake 15 | ||
| Pasco 54, Walla Walla 42 | ||
| Richland 55, Wapato 36 | Non-league | |
| Richland 64, Eisenhower 27 | ||
| Shadle Park 61, Pasco 40 | Non-league | |
| Central Valley 57, Pasco 50 | Non-league | |
| Richland 63, Pasco 46 | Playoff | |
| Kennewick 55, Richland 49 | ||
| Richland 61, Eisenhower 28 | ||
| Richland 56, Kamiakin 34 | ||
| Richland 72, Moses Lake 30 | ||
| Richland 61, Davis 25 | ||
| Richland 81, Pasco 57 | ||
| Richland 65, Kennewick 35 | ||
| Walla Walla 55, Davis 25 | ||
| Richland 51, Walla Walla 38 | ||
| Walla Walla 49, McLoughlin (OR) 31 | Non-league | |
| Walla Walla 39, Eisenhower 19 | ||
| Walla Walla 52, Kennewick 49 | ||
| Richland 51, Walla Walla 29 | ||
| Walla Walla 40, Moses Lake 39 | ||
| Walla Walla 42, Pasco 41 OT | ||
| Walla Walla 55, Davis 36 | ||
| Kennewick 53, Walla Walla 50 | ||
| Walla Walla 49, Eisenhower 33 | ||
| Kamiakin 60, Walla Walla 50 | ||
| Walla Walla 45, Mead 39 | Non-league | |
| Walla Walla 54, Lewis and Clark 36 | Non-league | |
| Walla Walla 58, Shadle Park 56 | Non-league | |
| Walla Walla 44, Kamiakin 39 OT | ||
| 12/04/80 | at Eastmont 46, Wenatchee 44 | Non-league |
| 12/06/80 | Ellensburg 49, at Wenatchee 33 | Non-league |
| 12/08/80 | at Selah 55, Wenatchee 37 | Non-league |
| 12/16/80 | at Wenatchee 41, Eastmont 37 | Non-league |
| 12/20/80 | at Wenatchee 49, Davis 40 | |
| 12/23/80 | Pasco 58, at Wenatchee 32 | |
| 12/30/80 | Wenatchee 50, at Moses Lake 37 | |
| 01/02/81 | at Kennewick 61, Wenatchee 41 | |
| 01/03/81 | Walla Walla 65, at Wenatchee 49 | |
| 01/08/81 | at Richland 65, Wenatchee 25 | |
| 01/10/81 | Eisenhower 41, at Wenatchee 35 | |
| 01/15/81 | at Kamiakin 46, Wenatchee 25 | |
| 01/17/81 | at Wenatchee 42, Moses Lake 36 | |
| 01/24/81 | at Davis 48, Wenatchee 33 | |
| 01/29/81 | at Pasco 61, Wenatchee 45 | |
| 01/31/81 | Kamiakin 51, at Wenatchee 40 | |
| 02/05/81 | at Wenatchee 67, Kennewick 57 | |
| 02/07/81 | at Walla Walla 59, Wenatchee 45 | |
| 02/13/81 | Richland 78, at Wenatchee 38 | |
| 02/14/81 | at Eisenhower 43, Wenatchee 39 | |
| 03/06/81 | Richland 65, Central Valley 39 | State AAA Tournament-regional |
| 03/06/81 | Shadle Park 74, Walla Walla 54 | State AAA Tournament-regional (loser out) |
| 03/12/81 | Richland 70, Highline 54 | State AAA Tournament |
| 03/13/81 | Juanita 50, Richland 46 | State AAA Tournament |
| 03/14/81 | Richland 68, Clover Park 64 | State AAA Tournament (3rd/5th) |