2010-11: Kyle Wood appeared in two minor midget AAA games as a 14-year-old — skating with the Waterloo Wolves in his hometown in Ontario. He had no points nor penalties.
2011-12: Wood played seven late season games with the Junior A Waterloo Siskins while playing his first full season of midget AAA hockey with the Waterloo Wolves. He was scoreless in two regular season games with the Siskins and had 2 assists and 4 penalty minutes in five playoff games. Wood scored 9 goals with 11 assists and 54 penalty minutes in 20 regular season midget AAA games and scored 3 goals with 13 assists and 6 penalty minutes in 14 playoff games for the Wolves. He was selected by Brampton in the third round (57th overall) of the 2012 OHL Priority Draft.
2012-13: Wood appeared in 16 regular season games and 5 playoff contests with the OHL’s Brampton Battalion — spending most of the season with the Orangeville Flyers of the Ontario Junior Hockey League. After making limited appearances in 10 games throughout the season, he joined the Battalion for good in March; finishing the regular season +5 with 1 goal, 1 assist and 8 penalty minutes. Brampton finished second to Barrie in the Central Division and lost to Sudbury in a five-game playoff series. Wood had no points with 2 penalty minutes and was an even plus/minus in the series. In 46 games with Orangeville he scored 6 goals with 11 assists and had 10 penalty minutes.
2013-14: A knee injury at the beginning of the season kept Wood out of the lineup for the re-located North Bay Battalion until the end of December but he returned to play a key role as the club reached the OHL finals against Guelph. Wood scored 2 goals with 10 assists and was +15 with 21 penalty minutes in 33 regular season games as the Battalion finished first in the Central Division. In 22 playoff games he scored 2 goals with 8 assists and was +6 with 6 penalty minutes. Wood was ranked 191st amongst North American skaters in the Central Scouting final rankings and was selected by Colorado in the third round (84th overall) of the 2014 NHL Draft.