[1] Jackson played on the United States select team in the 2018 Albert Schweitzer Tournament.

[2] He averaged 18.8 points, 10.1 rebounds, 5.1 assists, and three steals per game during his senior season and was named the New York Sports Writers Association Class A Player of the Year.

[3] Jackson committed to play college basketball at UConn over offers from Iowa, Maryland, UCLA, and Syracuse.

[9] Jackson started the 2023 national championship game and scored three points with six assists, three rebounds, and two steals as the Huskies won 76–59.

[11] On January 14, 2024, Jackson recorded his first career double-double, with 10 points and 10 rebounds, during a 129–118 win over the Golden State Warriors.