2010-11: Christopher Brown skated in 25 games for the Cranbrook-Kingswood School in Michigan as a freshman. He scored 3 goals with 7 assists and 6 penalty minutes.
2011-12: Brown skated in the Michigan Developmental Hockey League in the fall and had 34 points in 26 games for Cranbrook-Kingswood as a sophomore. Skating for the White team in the MDHL he scored 3 goals with 4 assists and 2 penalty minutes in 14 games. Brown scored 17 goals with 17 assists and 2 penalty minutes in 26 games for Cranbrook-Kingswood.
2012-13: Brown was the second-leading scorer for Cranbrook-Kingswood behind Miami University recruit Austin Alger and again participated in the MDHL fall league. In 16 games during the fall he scored 5 goals with 9 assists playing for Team White. He scored 23 goals with 27 assists and had 6 penalty minutes in 31 games for Cranbrook-Kingswood. Brown participated in the USA Hockey Select 17 camp in July — recording 2 assists in five games in pool play for Team Black. He was selected by Green Bay in the fourth round (55th overall) of the 2013 USHL Entry Draft.
2013-14: Brown committed to playing college hockey at Boston College in 2015-16 and made his USHL debut — skating in two November games with the Green Bay Gamblers — and was a team captain for Cranbrook-Kingswood in his senior season. He had no points and was +1 while recording seven shots on goal in his brief stint with the Gamblers. Brown scored 26 goals with 58 assists and had 21 penalty minutes in 28 games for Cranbrook-Kingswood and scored 11 goals with 6 assists in 11 games during the fall for the MDHL Orange squad. Brown was ranked 138th amongst North American skaters in the Central Scouting final rankings and was selected by Buffalo in the sixth round (151st overall) in the 2014 NHL Draft.