On October 24, 2020, in Penn State's season-opener against Indiana, Washington caught his first career touchdown to give the Nittany Lions a lead in overtime.

Against Maryland, Washington caught two touchdown passes and earned the coaching staff's Offensive Player of the Week.

Two weeks later, against Michigan State, he set a new career high with 95 receiving yards and two touchdowns[5] Washington had 36 receptions for 500 yards and 6 receiving touchdowns as a true freshman, and was named a second-team Freshman All-American by The Athletic.

[11] On December 4, during Week 13 game against the Cincinnati Bengals, Washington scored his first NFL touchdown.

Another cousin, Tyler Tolbert, is a professional baseball player in the Kansas City Royals organization.