| 1. | - | | Hannah Smith
Cori Bianchini
Katy Shepard
Hillary Harris | 4:01.21a | OR | Glencoe | OSAA 5A State Championships Day 2 | Sat, May 23 |
| 2. | - | | Lizzy Bullock
Allie Church
Nicole Gearhart
Kelsey Starr | 4:04.34a | OR | Wilsonville | OSAA 5A State Championships Day 2 | Sat, May 23 |
| 3. | - | | Victoria Kalina
Kristin Oenning
Kylie Thalhofer
Mesha Perkins | 4:19.60a | OR | Sherwood | NWOC District Finals | Fri, May 15 |
| 4. | - | | Rachel Dean
Morgan Cohen
Amanda Colter
Aubrey Cribbs | 4:21.28a | OR | Hillsboro | Sherwood @ Hillsboro | Thu, Apr 16 |
| 5. | - | | Kayla Richardson
Emily Higgins
Brooke Nolte
Olivia Bartlett | 4:22.19a | OR | St Helens | 45th Centennial Invitational | Sat, Apr 25 |
| 6. | - | | Caroline Nguyen
Payton Ottum
Summer Cano
Mariah Gonzales | 4:27.28a | OR | Century | Century vs Sherwood | Thu, Apr 30 |
| 7. | - | | Annelise Coxeff
Molly White
Karissa Paltridge
Breanne Smiley | 4:34.40a | OR | Parkrose | NWOC District Finals | Fri, May 15 |
| 8. | - | | MaKaysia Edmiston
Alyssia Richardson
Olivia Ferrara
Mariah Jones | 4:41.34a | OR | Liberty | Parkrose @ Liberty | Wed, Apr 29 |
