2009-10: Devon Toews played for the Fraser Valley Bruins midget major team in British Columbia and skated for the Yale Secondary School Lions. In 39 games for the Bruins he scored 2 goals with 5 assists and 60 penalty minutes. Toews scored 2 goals with 9 assists in the regular season for Yale and had 3 goals with 8 assists and 2 penalty minutes in three playoff games.
2010-11: Toews made his junior A hockey debut as a 16-year old — appearing in five regular season games and 13 playoff contests with the Abbotsford Pilots — and shared the scoring lead for the midget AAA Fraser Valley Thunderbirds with forward Austin Ferguson. In 18 games with the Pilots he scored 2 goals with 6 assists and 2 penalty minutes. Toews scored 12 goals with 25 assists and had 52 penalty minutes in 39 games for Fraser Valley.
2011-12: Toews skated for the Surrey Eagles in the British Columbia Hockey League and was named to the All-Rookie team. He scored 7 goals with 22 assists and 42 penalty minutes in 54 regular season games. Surrey finished second in the Coastal Conference and reached the second round in the playoffs. Toews scored 5 goals with 7 assists and 15 penalty minutes in 12 playoff games. In December he committed to playing college hockey at Quinnipiac in 2013-14.
2012-13: Toews was one of the BCHL’s top offensive defenseman in his second season with Surrey as the Eagles won the BCHL and Western Canada Cup championships and reached the semifinals of the RBC Cup (Canadian junior A championship). He scored 10 goals with 37 assists and 55 penalty minutes in 48 regular season games and had 9 assists with 10 penalty minutes in 17 BCHL playoff games. Toews had 6 assists and 6 penalty minutes in five Western Canada Cup games and scored 1 goal with 6 assists and 6 penalty minutes in five games at the RBC Cup. Surrey lost to the host Summerside Western Capitals 3-2 in overtime in the RBC Cup semifinals.
2013-14: Toews made a smooth transaction to college hockey as a freshman — skating in 37 of 40 games for Quinnipiac and finishing second in scoring to senior Zach Tolkinen amongst Bobcats defensemen. Toews scored 1 goal with 16 assists and was +10 with 10 penalty minutes. After finishing third in ECAC Hockey in the regular season, Quinnipiac lost 3-2 in double overtime to Colgate in the conference tournament semifinals and lost to Providence, 4-0, in the NCAA East Regional tournament. In his third year of draft eligibility Toews was selected by the Islanders in the fourth round (108th overall) of the 2014 NHL Draft.