May
20
Mountain House High School Home
News & Announcements
Don't leave your favorite gear behind, Mustangs!
Before we head off for break, let’s do a quick locker and backpack check. We want to make sure your favorite things make it home with you!
2026 Decision Day
Our MHHS seniors recently gathered with their peers and counselors to celebrate Decision Day!
Join MHHS Science Olympiad Summer Sessions!
Planning to try out for the 2026–27 MHHS Science Olympiad team? Our summer sessions are the perfect way to get a head start on next season’s events, build skills, and meet future teammates!