[2] Honduras, the winners of the 2017 Copa Centroamericana title were announced as being the seeded team in Group A on February 14, 2017.

[5] The groups and match schedule were revealed on March 7, 2017, 10:00 PST (UTC−8), at Levi's Stadium in Santa Clara, California.

A provisional list of forty players per national team was submitted to CONCACAF by June 2, 2017.

In the final, if the match was tied after 90 minutes, extra time would have been played, where each team would have been allowed to make a fourth substitution.

[40] "The Arena" and "Don't Let This Feeling Fade" by American violinist Lindsey Stirling served as the official songs of the tournament.

"Bia Beraghsim" by Persian-Swedish singer Mahan Moin served as the official anthem of the tournament "Levántate" by Puerto Rican singer Gale served as the official Spanish-language song of the tournament.

[41] "Thunder" and "Whatever It Takes" by American rock band Imagine Dragons also served as official anthems of the tournament.