Sarah played for Castlebar Celtic for the 2013/14 season with her performances seeing her called up to the Republic of Ireland u19 squad for the European Championships. She then moved to Raheny United for the 2014/15 season. She went on to play in the 2014/15 Champions League, reaching the last 32 before going out to Bristol Academy. She also won the FAI Cup in her first season at the club and finished third in the league.

Ahead of the 2015/16 season, Raheny United merged with Shelbourne and formed Shelbourne Ladies FC, with Sarah signing on for the newly-formed club.