Meredith was born and raised in Buffalo, New York. She is the youngest child of Thomas, a retired detective, and Joanne, a retired special education teacher. Meredith attended undergrad at Loyola University Chicago. There, she double majored in Theatre and Communication studies while taking outside improvisation and acting classes at Chicago's The Second City. Meredith relocated to Los Angeles in 2017 and is represented by The Osbrink Agency and Lane Management Group.