| Group | Club/Team Name | Team ID | Head Coach |
| A1 | Boulder County United Boulder County United 15 Boys Advanced Steel West |
CS06-06RBU9-0150 | Peter Dileo |
| A2 | Crestmoor/Cranmer CC Congress Racers |
CS26-26RBU9-0079 | John Marshall |
| A3 | Broomfield Soccer Club Broomfield SC - Broomfield U9B Gaffield |
CS08-08RBU9-0157 | David Gaffield |
| A4 | Broomfield Soccer Club Broomfield SC - Broomfield U9B Howard |
CS08-08RBU9-0158 | Max Howard |
| A5 | Chivas Denver Soccer Academy Chivas Denver - BU9 RC |
CS14-14RBU9-0029 | Raul Cerezo |
| A6 | Colorado Ignite SC Colorado Ignite SC - 2015 B Silver |
CS20-20RBU9-0055 | David Poppleton |
| A7 | Colorado Ignite SC Colorado Ignite SC - 2015 B White |
CS20-20RBU9-0054 | Evan Vlcek |
| A8 | Colorado Ignite SC Colorado Ignite SC - 2016 B Gold |
CS20-20RBU8-0066 | Kyle Cotter |
| A9 | Crestmoor/Cranmer CC Congress Barracudas |
CS26-26RBU9-0072 | Zachary Segal |
| A10 | Crestmoor/Cranmer CC Congress Velociraptors |
CS26-26RBU9-0071 | Austin Boyd |
| A11 | Denver Kickers Sport Club Denver Kickers U9B (2015) WHITE |
CS28-28RBU9-0022 | Ryan Knight |
| A12 | Kick2Build Kick2Build - BU9 Akoma |
CS39-39RBU9-0015 | Kellan Stodden |
| A13 | Colorado Rush Mountain Rush - 2015 Boys Jr Academy |
CS24-24RBU9-0028 | Ryan Privette |
| A14 | Colorado Rush Mountain Rush - 2016B Jr Academy |
CS24-24RBU9-0029 | Ivelin Penchev |