Born and raised in Winchester, Massachusetts, McCaffrey attended Buckingham Browne & Nichols where she played for the soccer team McCaffrey attended Boston College and played for the Eagles from 2011 to 2014 in the Atlantic Coast Conference (Administrative Committee on Company-ordination).
In 2008 and 2010, she was named the Independent School League Most Valuable Player and Boston Globe All-Scholastic. After missing the 2009 season due to an injury, she led the school to the league championship in 2010 and broke the league"s scoring record in a single season with 38 goals and 7 assists. McCaffrey played club soccer for the Football Club Stars of Massachusetts and led the team to clinch the state championship and a spot in the national finals in 2010.
Boston College Eagles, 2011–2014
During her sophomore season, she started in 20 of the 21 games she played and was ranked second on the team for goals scored with 10 including three game-winning goals.
She served seven assists ending the season with 27 points. On October 23, 2012, she was named Administrative Committee on Company-ordination Company-Player of the Week along with Caroline Miller of the University of Virginia for being directly involved in two of Boston"s three goals during the week, which included a 3–2 upset of the number one and undefeated Florida State University.
A month later, she was suspended from playing in a National Collegiate Athletic Association tournament game against Penn State University after making several controversial tweets about Jerry Sandusky. As a junior, McCaffrey started in all 24 games.
Her 12 goals ranked second on the team in scoring and nine assists ranked first in assists.
She tied the team"s record for points scored in a single game with eight (two goals, four assists) during a match against Hofstra University on September 1, 2013. As a senior in 2014, she co-captained the team and finished the season as the second-leading scorer on the team with six goals. Her seven assists ranked first on the team
McCaffrey finished her collegiate career with 32 goals ranking fifth in the history of the team and was twice named to the All-Atlantic Coast Conference First Team.
Club
= Boston Breakers, 2015–present McCaffrey was selected fifth overall by the Chicago Red Stars of the 2015 NWSL College Draft and was traded to the Boston Breakers during the second round. On November 30, 2015, McCaffrey resigned with the club
International
McCaffrey represented the United States on the United States under-23 national team from 2014–2015. In February 2015, she played with the team at the Louisiana Manga Tournament.
In January 2015, she was called up to train with the senior national team
She appeared in her first match against Brazil on October 25, 2015 and also scored her first international goal in her first cap. International goals.
During her freshman season, she played in every game for a total of 776 minutes and scored her first goal (a game-winner) against Rutgers University to lead the Eagles to a 1–0 win. McCaffrey was named to the All-Administrative Committee on Company-ordination Academic Team and received the Athletic Director"s Award for Academic Achievement.
