[2][3] He completed 54.7% of his passes on the year and only threw for 10 interceptions, and began receiving offers from major college football teams afterwards despite having only started for one season.

[6] Prior to the start of his senior season, Wimsatt announced his commitment to play college football for the Rutgers Scarlet Knights of the Big Ten Conference, being the highest-ranked quarterback prospect in the team's history.

[11] Wimsatt became eligible immediately at Rutgers and made his debut in their eighth game of the 2021 season, playing one snap against Illinois, on which he threw a 13-yard completion for a first down on fourth down.

[13] He briefly appeared in Rutgers' loss to Penn State on November 20 and saw his most extensive action against Wake Forest in the Gator Bowl.

[21] He posted his first start against a Big Ten opponent on his 19th birthday, October 29, completing 6-of-17 passes with a interception in a loss to Minnesota.

[22] Wimsatt had his best game of the year in a one-score loss to Michigan State on November 12, posting career-highs with 20 pass completions on 34 attempts for 236 yards with two touchdowns.