High School on SI Southwest Region Rankings — Sept. 22, 2025

Mater Dei's win over Bishop Gorman leads to a shakeup atop the rankings.

Santa Margarita climbs to No. 2 in the Southwest Region ahead of a showdown with Bishop Gorman this week.

We recently released our High School on SI Power 25 national high school football rankings.

Now, we break it down by region.

Here’s a look at our Top 10 teams in the Southwest Region (Arizona, California, Hawaii, Nevada, New Mexico).

High School on SI Southwest Region Rankings — Sept. 22, 2025

1. St. John Bosco (Bellflower, Calif.) (5-0) (No. 1 nationally)

2. Santa Margarita (Rancho Santa Margarita, Calif.) (3-1) (No. 7 nationally)

3. Centennial (Corona, Calif.) (4-1) (No. 8 nationally)

4. Mater Dei (Santa Ana, Calif.) (4-1) (No. 9 nationally)

5. Bishop Gorman (Las Vegas) (4-1) (No. 10 nationally)

6. Sierra Canyon (Chatsworth, Calif.) (5-0) (No. 15 nationally)

7. De La Salle (Concord, Calif.) (4-0) (No. 21 nationally)

8. Basha (Chandler, Ariz.) (4-0) (No. 23 nationally)

9. Mission Viejo (Calif.) (4-1) (No. 24 nationally)

10. Hamilton (Chandler, Ariz.) (4-0)

Under Consideration

Folsom (Calif.)

Kahuku (Hawaii)

Las Cruces (N.M.)

Liberty (Peoria, Ariz.)

Liberty (Henderson, Nev.)

Lincoln (San Diego)

Los Alamitos (Calif.)

Saint Louis (Honolulu)