Ligenstruktur
| Klasse | weiblich | männlich |
Bemerkungen |
| U20 | NRW | RL | RL | ||
| U19 | NRW | RL | RL | ||
| U18 | NRW | RL | RL | OL | OL | OL | OL | ||
| U17 | NRW | RL | RL | ||
| U16 | NRW | RL | RL | OL | OL | OL | OL | ||
| U15 | NRW | RL | RL | NRW-Liga 10 Teams | |
| U14 | NRW | RL | RL | RL | RL | ||
| U13 | NRW | RL | RL | RL | ||
| U12 | RL | RL | RL | RL | RL | 8 Teams mit Zwischen-, End- und Platzierungsrunde |
|
| U11 | RL | RL | 8 Teams | |