|High School:||Oyster River|
A 2010 graduate of Oyster River High School in Durham, N.H., Messler was a four-year letter winner in soccer, basketball, track and lacrosse. She was a First Team All-Conference selection in 2009 for soccer. In track, she was a New England qualifier in the 400 meter. On the lacrosse field, Messler was a 100 point goal scorer. She earned NH Scholar honors in 2010. Messler was coached by Casey Reynolds.
Carol Elizabeth Messler is the daughter of John and Patricia Messler. She has two sisters (Kate and Sarah). Messler is a member of the Plymouth State women's soccer team.