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2018 5th-8th places
Semi-finals
| 1 | El Salvador U18 W | Puerto Rico U18 W | 56 : 70 |
| 2 | Mexico U18 W | Chile U18 W | 69 : 71 |
5th place
| 1 | Puerto Rico U18 W | Chile U18 W | 61 : 54 |
7th place
| 2 | El Salvador U18 W | Mexico U18 W | 61 : 83 |
2018 Main
Group A
| Pl | W | L | Pts | |||
| 1 | USA U18 W | 3 | 3 | 0 | 305:140 | 6 |
| 2 | Argentina U18 W | 3 | 2 | 1 | 203:203 | 5 |
| 3 | Puerto Rico U18 W | 3 | 1 | 2 | 193:251 | 4 |
| 4 | Chile U18 W | 3 | 0 | 3 | 164:271 | 3 |
Group B
| Pl | W | L | Pts | |||
| 1 | Canada U18 W | 3 | 3 | 0 | 219:155 | 6 |
| 2 | Colombia U18 W | 3 | 2 | 1 | 217:199 | 5 |
| 3 | Mexico U18 W | 3 | 1 | 2 | 220:201 | 4 |
| 4 | El Salvador U18 W | 3 | 0 | 3 | 148:249 | 3 |
Promotion ~ Americas Championship U18 Women (Play Offs)
2018 Play Offs
Quarter-finals
| 1 | USA U18 W | El Salvador U18 W | 87 : 27 |
| 2 | Puerto Rico U18 W | Colombia U18 W | 58 : 85 |
| 3 | Argentina U18 W | Mexico U18 W | 89 : 62 |
| 4 | Chile U18 W | Canada U18 W | 52 : 98 |
Semi-finals
| 1 | USA U18 W | Colombia U18 W | 83 : 47 |
| 2 | Argentina U18 W | Canada U18 W | 71 : 77 |
Final
| 1 | USA U18 W | Canada U18 W | 84 : 60 |
3rd place
| 2 | Colombia U18 W | Argentina U18 W | 52 : 62 |