| Lane | Team | Squad | Athlete 1 | Athlete 2 | Athlete 3 | Athlete 4 | Seed | 
|---|---|---|---|---|---|---|---|
| 2 | COLONY | B | Erickson | Beling | Little | Rego | NT | 
| 3 | LATHROP | B | Brooks | Charfauros | Lesseig | Lawson | 1:44.80 | 
| 4 | WASILLA | B | Lackey | Simpson | Parker | Giani | 1:46.28 | 
| 5 | MOUNTAIN CITY CHRISTIAN ACAD | B | Maclachlan | Whitener | Howard | Cavazos | NT | 
| 6 | VALDEZ | B | Wadsworth | Passage | Smilie | Petersen | NT | 
| Lane | Team | Squad | Athlete 1 | Athlete 2 | Athlete 3 | Athlete 4 | Seed | 
|---|---|---|---|---|---|---|---|
| 1 | SU VALLEY | A | Drumm | Harvey | Voisine | Ballard | 1:52.35 | 
| 2 | VALDEZ | A | Aldrich | McCumby | Alfaro | Baczuk | DQ | 
| 3 | PALMER | A | Ladd | Petersen | Cummings | Bailey | 1:40.13 | 
| 4 | COLONY | A | James-Tagaban | Harris | Brown | Pomrenke | 1:36.50 | 
| 5 | MOUNTAIN CITY CHRISTIAN ACAD | A | Edmondson | Pettit | Stevens | Woko | DQ | 
| 6 | LATHROP | A | Scott | Skinner | Gosier | Jackson | 1:42.60 | 
| 7 | WASILLA | A | Rodriguez | Stickle | Corneliussen | Wadleigh | 1:46.00 | 
| 8 | GRACE CHRISTIAN | A | Davis | Wright | Spence | Monrad | 1:49.70 |