Personal
- Parents are Jeff and Alisa
- Wife Shea Martinez-Collinsworth is an All-American track athlete at BYU
- Has two sisters and two brothers
- Brother is Chris Collinsworth, a former forward for the Cougars
- Served a mission for The Church of Jesus Christ of Latter-day Saints in Russia
- Also recruited by Kansas, Oklahoma State, Arizona State, Utah, Marquette, Virginia, Stanford and USC
At Provo High School
- Played for Craig Drury and helped Provo High to state titles as a freshman and sophomore, a second-place state finish as a junior and a trip to the state semifinals as a senior
- Participated in the NBA Players' Association Top 100 camp in Virginia in the summer of 2009
- Named to Long Beach Press-Telegram Best in the West First Team
- Played in the High School Academic All-American Classic where he received the Shooter’s Touch Community Service Award
- Named Deseret News Mr. Basketball, Salt Lake Tribune Male Athlete of the Year and Utah Gatorade Player of the Year as a senior and earned first-team all-state honors from the Deseret News and the Salt Lake Tribune and was the Daily Herald's All-Valley Player of the Year
- Averaged 23.7 points, 10.0 rebounds, 7.8 assists and 3.4 steals and recorded five triple-doubles and led Provo to a 19-4 record
- Earned first-team all-state honors as a junior and averaged 18.4 points, 5.4 rebounds and 7.0 assists and led Provo to a 24-1 record
- Named first-team all-state as a sophomore and averaged 14.7 points, 4.8 rebounds and 3.0 assists and led Provo to a 22-3 record
- Played for Utah Pump 'N Run Red AAU team