Vereen attended Valencia High School in Santa Clarita, California, where he was a two-time All-California Interscholastic Federation (CIF) selection.

As a senior, he recorded 51 tackles, eight interceptions, two pass break-ups and one sack, while offensively, playing wide receiver, he caught 20 receptions for 474 yards and seven touchdowns.

Vereen was also a standout track & field athlete at Valencia, where he posted a personal best-time of 10.89 seconds in the 100-meter dash and participated in the 4x100.

In 2011, he started all 12 games at cornerback, recording 67 tackles, one interception, one forced fumble and five pass break-ups.

In 2013, as a senior, he started all 13 games at safety, recording 59 tackles, one forced fumble, one interception and six pass break-ups.

His father, Henry Vereen, was a ninth round pick of the Tampa Bay Buccaneers in the 1979 NFL draft,[16] and played wide receiver in the Canadian Football League for the BC Lions in the early 1980s.

[18] His brother, Shane Vereen, was a second-round pick of the New England Patriots in the 2011 NFL draft.