On January 6, 2018, Ragland started his first career playoff game, registering nine tackles during the team's 22–21 loss to the Tennessee Titans.

The Patriots allowed only 13 points per game and were 10–2 on the season, losing to the eventual 6A state runner-up Hoover in the second round of the playoffs.

Ragland was also on the Patriots track & field team, where he competed in the discus throw[4] and the shot put.

Both he and Reuben Foster were the leading candidates to replace Mosley at the “Will” linebacker spot in Alabama's 3–4 defense.

[11][12] On January 26, 2016, he played outside linebacker for Jacksonville Jaguars head coach Gus Bradley's South team that defeated the North 27–16.

Although reports stated this would not affect his football career, several teams had lowered Ragland on their draft boards as a result.

[17] At the conclusion of the pre-draft process, Ragland was projected to be a first round pick by NFL draft experts and scouts.

[26] Ragland and Preston Brown entered training camp slated as the starting inside linebackers for the Bills.

[32] Head coach Andy Reid named Ragland the backup inside linebacker behind Ramik Wilson to start the regular season.

[34] Head coach Andy Reid stated that Ragland was started over a healthy Ramik Wilson so they could see what he had to offer.

Ragland was a healthy scratch for the Chiefs' Week 17 matchup at the Denver Broncos and finished the 2017 season with 44 combined tackles (31 solo) in 12 games and ten starts.

[36] The Chiefs finished the 2017 season atop the American Football Conference (AFC) West with a 10–6 record and received a playoff berth.

On January 6, 2018, Ragland started his first career playoff game and collected nine combined tackles in a 22–21 loss to the Tennessee Titans.

In 2018, Ragland played in 16 games with 15 starts, finishing second on the team with 86 combined tackles, a half sack, and an interception.