200-10: Nikita Jevpalovs played for SK Riga's U18 team in Latvia. In 19 games he scored 34 goals with 37 assists and 10 penalty minutes.
2010-11: Jevpalovs played for the junior A South Muskoka Shield in the GMHL in Ontario. He scored 48 goals with 43 assists and had 28 penalty minutes in 41 regular season games. Jevpalovs scored 9 goals with 18 assists and 16 penalty minutes in 16 playoff games and was named the GMHL's Top Forward and Rookie of the Year.
2011-12: Jevpalovs returned to Europe to play for HK Riga's junior team in the MHL and represented Latvia in the 2012 U20 and U18 World Junior Championship tournaments. He scored 8 goals with 13 assists and was -2 with 52 penalty minutes in 58 regular season games for HK Riga and had 1 goal with 2 penalty minutes in one MHL playoff game. In six games at the WJC for Latvia's U20 team he scored 2 goals with 3 assists and was an even plus/minus with 4 penalty minutes. Jevpalovs scored 1 goal with 2 assists and was -6; serving as a team captain for Latvia's U18 team. He was selected by Blainville-Boisbriand in the first round (40th overall) of the 2012 CHL Import Draft. Jevpalovs was ranked 97th amongst International skaters in Central Scouting's final rankings but was not selected in the 2012 NHL Draft.
2012-13: Jevpalovs headed back to Canada to play for the QMJHL's Blainville-Boisbriand Armada and was an assistant captain for Latvia at the 2013 World Junior Championship. Skating on one of the QMJHL's top teams he scored 18 goals with 21 assists and was +26 with 36 penalty minutes in 60 games. The Armada reached the QMJHL finals against eventual Memorial Cup champion Halifax. Jevpalovs scored 3 goals with 5 assists and was +2 with 2 penalty minutes in 15 playoff games. He scored 2 goals with 1 assist and was -8 with 8 penalty minutes in six games as Latvia finished last in the 2013 WJC.
2013-14: Jevpalovs returned to the Armada for his second QMJHL season and was an assistant captain for Latvia's silver medal-winning U20 team at the 2013 Division 1A World Junior Championship. He was Blainville-Boisbriand's fourth-leading scorer during the regular season with 28 goals and 26 assists and was -3 with 32 penalty minutes in 61 games. Jevpalovs scored 4 goals with 5 assists and was -1 with 4 penalty minutes in five games for Latvia. Jevpalovs was ranked 152nd amongst North American skaters in Central Scouting's mid-term rankings prior to the 2014 NHL Draft.