| Sat, Sep 11 | 2010 Sehome Invitational | Civic Stadium | Bellingham, WA | 10:00 AM | | |
| Thu, Sep 16 | Shorecrest, Edmonds @ Jackson | Jackson HS | Mill Creek, WA | | | |
| Sat, Sep 18 | South Whidbey Invitational | South Whidbey HS | Langley, WA | | | |
| Wed, Sep 22 | Oak Harbor, Edmonds-Woodway, Cascade, Mariner, Glacier Peak | McCollum Park | Everett, WA | | | |
| Sat, Sep 25 | Bellevue Invitational | Lake Sammamish State Park | Issaquah, WA | 9:30 AM | | |
| Thu, Sep 30 | EW, MLT, Snohomish and Monroe | Lynndale Park | Edmonds, WA | 3:45 PM | | |
| Sat, Oct 2 | 4th Annual Twilight XC Invitational | Cedarcrest Golf Course | Marysville, WA | 3:15 PM | | |
| Thu, Oct 7 | Arlington, Meadowdale, Edmonds-Woodway | River Meadows Park | Arlington, WA | | | |
| Thu, Oct 14 | Edmonds District Championships | Lynndale Park | Edmonds, WA | 3:15 PM | | |
| Sat, Oct 23 | WESCO/Cascade Conference XC Championships | Lakewood HS | Lakewood, WA | 10:30 AM | | |
| Sat, Oct 30 | District 1 2A, 3A and District 1/2 4A Championships | South Whidbey HS | Langley, WA | 11:30 AM | | |
| Sat, Nov 6 | WIAA 4A State Championships | Sun Willows Golf Course | Pasco, WA | 1:00 PM | | |
