The University of Maryland, College Park is a member of the Big Ten Conference. However, according to, the Maryland Terrapins football team is currently in the Maryland Terrapins Conference Standings, which is a part of the College Football league. The University of Maryland was a founding member of the Southern Conference in 1921 and a founding member of the Atlantic Coast Conference in 1952. Maryland became a founding member of the Atlantic Coast Conference (ACC) in 1953 and was a member of the conference until 2014 when it joined the Big Ten Conference. Therefore, the answer to the question "what conference is Maryland in?" depends on the context. If we are talking about the University of Maryland, College Park, then it is in the Big Ten Conference. However, if we are talking about the Maryland Terrapins football team, then it is currently in the Maryland Terrapins Conference Standings, which is a part of the College Football league.