He played college football for the San Mateo Bulldogs, the Colorado Buffaloes and the USC Trojans.
[1] He grew up in East Palo Alto, California and attended Menlo-Atherton High School.
[2][3] Blackmon played four years at Colorado before deciding to transfer to USC.
[13] In Week 10, Blackmon recorded his first career interception in a 27–19 win against the New Orleans Saints.
[14] On July 24, 2024, it was announced that Blackmon had suffered a torn ACL, ruling him out for the entirety of the ensuing season.