During the 2016 season, he rushed for 1,021 yards on 152 carries for an average of 6.7 yards per carry, gaining 12 touchdowns. As a sophomore in 2017, he rushed for 244 yards against Western Kentucky and 203 yards against Marshall. During the 2017 regular season, he led all Division IFBS players with 162 points scored and ranked fourth with 1,632 rushing yards. He also set the Florida Atlantic single-season record for rushing yardage. He was also selected as a semifinalist for the Doak Walker Award. On December 2, 2017, in the Conference USAchampionship game against North Texas, Singletary rushed for an additional 164 yards and three touchdowns. He added three more touchdowns in the Owls' 50–3 blowout of Akron in the 2017 Boca Raton Bowl, raising his total touchdown count for the year to 33. Singletary rushed for 22 touchdowns the following year with 1,348 rushing yards on 261 attempts. He was named a second-team All-American by Sporting News for his performance. On December 12, 2018, Singletary announced his intention to enter the 2019 NFL draft, finishing his college career as FAU's all-time rusher and with the sixth-most rushing touchdowns in FBS history.
College statistics
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Professional career
Singletary was drafted by the Buffalo Bills with the 74th overall pick in the third round of the 2019 NFL Draft. He joined a backfield with veterans LeSean McCoy, Frank Gore, and T. J. Yeldon, but earned a prominent role with the Bills after McCoy was released as part of final preseason cuts.
2019
On September 8, 2019, Singletary made his professional debut against the New York Jets. He finished the game with 70 rushing yards on four carries, in addition to five receptions for 28 yards as the Bills won 17–16. Singletary scored his first NFL rushing touchdown one week later, during a 28–14 win over the New York Giants. He finished with 57 rushing yards on six carries prior to leaving with a hamstring injury. In Week 9 against the Washington Redskins, Singletary had his breakout game rushing for 95 yards on 20 carries with one touchdown and 45 yards receiving on three receptions in the 24–9 win. In Week 13 against the Dallas Cowboys on Thanksgiving Day, Singletary rushed 14 times for 63 yards and caught three passes for 38 yards, including a 28-yard touchdown reception from wide receiverJohn Brown, in the 26–15 win. Overall, he finished the 2019 season with 775 rushing yards and two rushing touchdowns to go along with 29 receptions for 194 receiving yards and two receiving touchdowns.
