A 2013 graduate of Hanover High School in Hanover, Mass., Connors was a four-year letter winner in lacrosse and two-year letter winner in field hockey. She was a team Captain in lacrosse in 2013 and was also the Patriot League Sportsmanship Award Winner in 2011 & 2012. Connors earned Patriot League All-Star Honorable Mention honors her senior season in 2013. She was coached by Rachel Keating.
Casey Carol Connors is the daughter of Brian and Martine Connors. She has one sister (Christina) and one brother (Bryan).