Coaches

  • Head Coach
    John Carroll is a 1989 graduate of Northfield Mount Hermon.

    Carroll was inducted into the New England Basketball Hall of Fame as a prep player, college player and prep coach in August 2015.

    Carroll is in his 19th year at NMH and has been coaching basketball at NMH since 2001. In February of 2019, John became the winningest coach in NMH basketball history with his 301st win. At NMH, John has coached over 90 Division I basketball players and many more college basketball players. He has led the NMH basketball program to the distinction of being the best combination of academics and basketball in the country. John has coached more players that have matriculated to the Ivy League than any other coach in the United States. Carroll has led NMH to 10 straight 21+ win seasons. NMH has been ranked among the top five teams in the United States for the past 12 years including #1 rankings in 2013 and 2014. NMH has made the National Championship tournament for 10 consecutive years making it to the 2010 & 2017, 2018 National Championship game, a semifinalist in 2015 & 2016, quarterfinals in 2011, 2012, 2014, 2019 and won the National Championship in 2013. NMH won the New England (NEPSAC AAA) Championship in 2012, 2016, 2018 & 2019. Carroll’s 2012 and 2013 teams set and tied the mark for most wins in NMH history with 29 and in 2017 broke the wins record with 30 victories, 2018 broke it with 31 and the 2019 broke it again with 32 wins. In 2012 & 2016, Carroll earned NEPSAC AAA Coach of the Year. In 2008-2009, John served as the Parents' Council Faculty Chair for excellence in the NMH athletic program. In 2016, he was named a National Double Goal Award Winner by the Positive Coaching Alliance. In May 2019, he joined the NMH 2013 National Championship team as they were inducted into the NMH Athletics Hall of Fame.

    As a college athlete, Carroll was a four year letterwinner at Assumption College where he finished his career as one of the most prolific three-point scorers in NCAA history. He ended his career as Assumption's No. 6 all-time scorer with 1551 points and still holds most of their three-point records. He finished his college career with 342 three-pointers. Assumption won the NE-10 Championship from 1990-1992. Carroll was an All-Conference player in 1992.
    As an athlete at NMH, Carroll averaged 27 points per game and was named MVP of NMH's 1988-1989 squad which finished 17-6. He also pitched and played first base for the NMH baseball team. Prior to NMH, he attended Poly Prep in Brooklyn, NY and played AAU ball with the Bronx Gauchos.

    Carroll lives on campus with his wife, Tara, and their daughter.

    At NMH, after a 13 year career in the NMH admission office, John is now in the Athletics Department.
  • Assistant Coach
  • Assistant Coach