| Group | Club/Team Name | Team ID | Head Coach |
| A1 | Arsenal Colorado Arsenal Colorado 2015B Academy |
CS01-01RBU9-0084 | Kristopher Banghart |
| A2 | Boulder County United Boulder County United 15 Boys Academy Steel |
CS06-06RBU9-0128 | Jeremy Cheeseman |
| A3 | CASA FC CASA FC Academy Gold 2015 Boys |
CS11-11RBU9-0032 | Alan Leal-Tapia |
| A4 | CASA FC CASA FC Academy Black 2015 Boys |
CS11-11RBU9-0003 | Ronald Mohler |
| A5 | CASA FC CASA FC Inter 2015 Boys |
CS11-11RBU9-0004 | Benjamin Sandoval |
| A6 | CO Elevation FC Co Elevation FC 15B Summit |
CS17-17RBU9-0016 | Steven Fletcher |
| A7 | Colorado Rapids Colorado Rapids Central 15B Select I |
CS23-23RB11-0646 | Etzael Gonzalez |
| A8 | Colorado Rapids Colorado Rapids North 15B Select I |
CS23-23RBU9-0667 | Fred Lombardi |
| A9 | Colorado Rapids Colorado Rapids South 2015B Select I |
CS23-23RBU9-0663 | Brandon Patterson |
| A10 | Colorado United Colorado United - 2015B Copa Atoms |
CS25-25RBU9-0101 | Doug Dinkel |
| A11 | Pride SC Pride SC Elite B15 |
CS51-51RBU9-0127 | Marcus Jordan |
| A12 | Real Colorado Real CO 2015 Boys Academy |
CS53-53RBU9-0260 | Mark Haston |
| A13 | Real Colorado Real CO 2015 Boys Centauros Academy |
CS53-53RBU9-0318 | Rogelio Fernandez |
| A14 | Real Colorado Real CO 2015 Boys Centauros JVS |
CS53-53RBU9-0316 | Jonathan Valente Santos |