| Group | Club/Team Name | Team ID | Head Coach |
| A1 | West Haven Youth Soccer League West Haven Boys 10U Developmental Spring 21 |
SC0K-01RPB11-0006 | Christopher Vargo |
| A2 | New Haven Youth Soccer New Haven Boys 10U Spring |
SC0P-01CDB11-0008 | Kasey Grenet |
| A3 | Southington Soccer Club Southington 10U Boys Spr21 Athletic |
SC02-01CDB11-0039 | Eric Taylor |
| A4 | Clinton Youth Soccer Association Clinton 10U Boys Spr21 - Huskies |
SC0R-01CDB11-0004 | Brian Winnicki |
| A5 | Milford United Soccer Club Milford U10 boys Blue - Spr21 |
SC0I-01RPB11-0021 | Dean Willard |
| A6 | Soccer Club of Guilford Guilford 10U Boys Spr21 - Andrew2 |
SC0S-01CDB11-0037 | Andrew Ibarra |
| A7 | Madison Youth Soccer Club Madison Boys U10 Lightning SPR21 |
SC0E-01RPB11-0015 | Craig Chapman |
| A8 | Orange Soccer Association/Amity Soccer Club Orange - Boys U-10 - Spring 21 |
SC09-01CDB11-0020 | William Hoffman |
| A9 | Naugatuck Youth Soccer Naugatuck U9/U10 Boys Spring 21 |
SC0A-01CDB11-0025 | Charlie Santos |