Mt Umunhum Ultras: Find Pacer & Crew on Run Square
1. Get the app on the Apple App Store and Google Play Store
Find pacer, crew, and connect with runners for Mt Umunhum Ultras on the app. Run Square is available on iOS and Android app stores.
2. Find Mt Umunhum Ultras on Run Square
Go to the Events Page

Open the Run Square app and tap the "Events" tab.
Search for 'Mt Umunhum Ultras'

Use the search bar to find the 'Mt Umunhum Ultras' event.
Activate Alerts & Notifications
(Available for logged-in users)
Mt Umunhum Ultras
Tap the alert icon to subscribe to Mt Umunhum Ultras in-app updates. These updates will only appear on your home screen.
💡 For real-time alerts on your device, don't forget to activate push notifications in your account settings.
Maximize Your Mt Umunhum Ultras Experience
Whether you're a runner seeking a pacer for Mt Umunhum Ultras or a pacer looking to offer your support, Run Square connects you. Find experienced crew members, coordinate transportation, and discover lodging options.
Join the Mt Umunhum Ultras community and make your race experience exceptional.
- Runners: Request pacer assistance.
- Pacers: Register to offer pacing services.
- Find experienced crew members.
- Coordinate ride-sharing and travel.
- Discover shared lodging options.
- Connect with fellow runners for mutual support.
- ...
About Mt Umunhum Ultras

Sat, Jun 7, 2025 • San Jose, CA
It is with great excitement that we present the trail running community with an exclusive trail racing event - the Mt. Umunhum Ultras! Join us for over 15,000 feet of elevation gain on a 52 Mile, or 50K adventure that will take you through mystical oak forests, endless meadows, and steep climbs in the Santa Clara Valley, Sierra Azul Open Space Preserve, and the Santa Cruz Mountains. Be careful what you wish for, these Ultra Races are not for the faint of heart.
More info about Mt Umunhum Ultras
It is with great excitement that we present the trail running community with an exclusive trail racing event - the Mt. Umunhum Ultras! Join us for over 15,000 feet of elevation gain on a 52 Mile, or 50K adventure that will take you through mystical oak forests, endless meadows, and steep climbs in the Santa Clara Valley, Sierra Azul Open Space Preserve, and the Santa Cruz Mountains. Be careful what you wish for, these Ultra Races are not for the faint of heart.
More info about Mt Umunhum Ultras