| Tuesday, December 11, 2018 |
| Girls' Soccer |
| Harbor at | 0 | |
| Branham (San Jose) | 5 | Final |
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| Boys' Basketball |
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| Wednesday, December 12, 2018 |
| Girls' Basketball |
| The Harker School (San Jose) at | 43 | Final |
| Harbor | 23 | |
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| Boys' Soccer |
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| Thursday, December 13, 2018 |
| Boys' Basketball |
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| Girls' Soccer |
| Fremont (Sunnyvale) at | | |
| Harbor | | 7:00PM |
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| Friday, December 14, 2018 |
| Girls' Basketball |
| Prospect (Saratoga) at | | |
| Harbor | | 5:30PM |
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| Saturday, December 15, 2018 |
| Boys' Basketball |
| Harbor at | | |
| Pioneer (San Jose) | | 7:00PM |
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