Corr attended Winchester High School in Winchester, Massachusetts, where he played placekicker and punter for the Winchester Red and Black.[2] He committed to play for Harvard football in July 2023.[3] He held offers from multiple other schools, including Stanford, Duke, and Boston College.[4] He was ranked the No. 1 kicking prospect in his class by Kohl's Kicking, and a three-star recruit by ESPN.[4][5][6] Corr earned the first of two kicker selections to play in the 2024 Under Armour All-America Game, with a 65-yard field goal at the 2023 Kohl's National Scholarship Camp.[4][5]