|High School:||Mount Saint Charles Academy|
Plamondon participated in both indoor track and field and outdoor track and field at Mount Saint Charles Academy in Woonsocket, R.I. She received the team's Most Improved Award in 2015, helped her team win the indoor track and field class championship in 2016, and earned Academic All-State honors in 2017.
Born in Providence, R.I., Plamondon is the oldest child of Tammi and Robert Plamondon. She has two younger brothers named Brad and Nicholas as well as a younger sister named Ashley. She is majoring in nursing. She has taken dance lessons at Dance Creations, Inc., in Woonsocket, R.I., since 2004, learning ballet, tap, jazz, and point.