[3] He made his professional debut in Week 3 of the 2019 season and recorded his first takeaway in the same game after recovering a muffed punt from New Orleans Saints returner Deonte Harris.

[9] On March 18, 2024, Barton signed a one-year, $3.5 million contract with the Denver Broncos.

[10] In a Week 7 victory over the New Orleans Saints on October 17, 2024, Barton scored his first career touchdown on a 52-yard fumble return.

[14] His younger brother, Lander, is also a linebacker and currently plays college football for Utah.

[15] His sister, Dani, is a member of the United States women's national volleyball team.