Colorado improved to 12-0 at home and Oregon State is now 0-7 away from Corvallis, Ore., after the Buffaloes' 90-57 victory over the Beavers on Saturday at Boulder, Colo.
Colorado (14-5, 5-3 Pac-12) has won three straight games, all at home, after losing three straight on the road.
The last time the Buffaloes started 12-0 at home was in the 1968-69 season.
Oregon State (9-9, 1-6) has lost five consecutive games.
The Beavers are 0-4 in true road games and 0-3 on a neutral court.
Six Colorado players scored in double figures, led by Tristan da Silva's 19 points. He also had seven rebounds and four assists.
Eddie Lampkin Jr. had 17 points and eight rebounds, and Cody Williams added 16 points and six rebounds.
KJ Simpson finished with 13 points, seven rebounds and four assists, and Assane Diop and Luke O'Brien each had 10 points.
Oregon State was led by Tyler Bilodeau's 18 points on 8-of-12 shooting from the floor.
Michael Rataj had 11 points and six rebounds, Josiah Lake II and Jordan Pope each contributed 10 points.
Colorado went on a 19-2 run to open a 26-6 lead with 9:12 left in the first half.
Colorado led 45-23 at halftime, shooting 50 percent from the floor and 40 percent from 3-point range.
Da Silva had 11 points, Williams 10 and Lampkin and Simpson each had nine at halftime.
Colorado went on a 14-1 run early in the second half to pull away to a 59-26 lead with 15:54 remaining.
Three technical fouls were called in the second half, including a taunting call on Lampkin.
Simpson and Oregon State's Thomas Ndong were tangled up going after a loose ball and each were assessed a technical.
The Buffaloes made 52.5 percent of their shots from the floor and 40 percent from beyond the arc in the game.
They had 19 assists and eight turnovers.
Oregon State shot 33.3 percent from the floor, including 17.6 percent from 3-point range. The Beavers were outrebounded 41-31.
Colorado had a 52-32 scoring advantage in the paint.
--Field Level Media
Oregon St. | Colorado | |
Tyler Bilodeau 18 | Scoring | Tristan Da Silva 19 |
DaJohn Craig 2 | Assists | Julian Hammond III 5 |
Michael Rataj 6 | Rebounds | Eddie Lampkin Jr. 8 |
Josiah Lake 6 | Free Throws Made | Tristan Da Silva 6 |
Dexter Akanno 1 | Steals | Cody Williams 2 |
Tyler Bilodeau 1 | Blocks | Assane Diop 1 |
Team | Points | FG% | 3PM-3PA | FTM-FTA | Assists | Rebounds | Blocks | Steals | Turnovers |
Oregon St. | 57 | 33.3 | 3-17 | 14-18 | 10 | 24 | 2 | 5 | 10 |
Colorado | 90 | 52.5 | 6-15 | 20-24 | 19 | 38 | 2 | 5 | 8 |