A native of East Palo Alto, California, Dickey attended San Jose Valley Christian High School before transferring as a senior to Menlo-Atherton High School.[2] He was rated as a five-star player and rated by 247Sports as the No. 13 overall player in the 2023 college football recruiting class. He was ranked as the No. 2 wide receiver by 247Sports, No. 5 by ESPN.com, and No. 7 by Rivals.com. He received scholarship offers from numerous college football programs, including Georgia, Miami (FL), Oregon, Tennessee, Texas A&M, UCLA, USC, Washington, and Wisconsin.[3] The San Francisco Chronicle wrote a feature story in March 2023 about Dickey's experience in the "Wild West of NIL".[4]
Dickey suustained an injury that resulted in him missing much of his senior year.[2][5] He appeared in only four games as a senior, totaling 20 catchers for 453 yards and six touchdowns.[2]
College football
Dickey committed to Oregon in May 2022 and signed his letter of intent in December 2022.[6] Upon joining the Oregon Ducks in the summer of 2023, he asked for and received jersey No. 99 at Oregon. Oregon wide receivers coach Junior Adams noted: "He wanted 99, so he got 99. If you know Jurrion, that's Jurrion. I've never had a 99 in 20 years, it's a first."[7]