| Lane | Team | Squad | Athlete 1 | Athlete 2 | Athlete 3 | Athlete 4 | Seed |
|---|---|---|---|---|---|---|---|
| 1 | COLONY | B | Little | Dinkle | Pomrenke | Brown | NT |
| 2 | NOME-BELTZ | A | Ahmasuk | Erickson | Erickson | Hoogendorn | NT |
| 3 | GRACE CHRISTIAN | A | Davis | Wright | Spence | Zingone | 53.62 |
| 4 | VALDEZ | A | Aldrich | McCumby | Alfaro | Baczuk | 51.88 |
| 5 | HOUSTON | A | Arterburn | Hansen | Racette | Johnson | 52.86 |
| 6 | MOUNTAIN CITY CHRISTIAN ACAD | B | Earhart | Smith | Cavazos | DeGraaf | DNS |
| 7 | WASILLA | B | Zundel | Parker | Simpson | Johnson | NT |
| 8 | VALDEZ | B | Wadsworth | Passage | Smilie | Petersen | NT |
| Lane | Team | Squad | Athlete 1 | Athlete 2 | Athlete 3 | Athlete 4 | Seed |
|---|---|---|---|---|---|---|---|
| 1 | LATHROP | A | Scott | Skinner | Gosier | Jackson | 48.52 |
| 2 | SU VALLEY | A | Shockey | Kingery | Gossett | Davidson | 47.95 |
| 3 | TRI-VALLEY | A | Guhrt | Williams | Wahlin | Mayo | DQ |
| 4 | COLONY | A | Fieser | Raybon | Weiser | Vito | 47.00 |
| 5 | WASILLA | A | Musgrave | Corneliussen | Boothby | Wadleigh | 47.44 |
| 6 | MOUNTAIN CITY CHRISTIAN ACAD | A | Edmondson | Pettit | Stanley | Stevens | 47.90 |
| 7 | PALMER | A | Estepp | Petersen | Ladd | Cummings | 48.36 |
| 8 | LATHROP | B | Brooks | Charfauros | Lesseig | Lawson | 49.37 |