Mt. Umunhum Ultras
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About
Take on one serious run at the Mt. Umunhum Ultras. These are some of the toughest challenges around with distances from 5k right up to 100k and major elevation on every route, this is not for the faint of heart. Push your limits and earn a finisher's medal.
52 Miler, 50k, Marathon, and 5 more
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5:00am Sat 10th Jun 2023 - 8:00am Sat 10th Jun 2023
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San Jose, United States
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Where and when
Location
Almaden Quicksilver Park - Mockingbird Hill Entrance, 19535 Mockingbird Hill Ln, San Jose, CA 95120, USA
Start times
5:00am Sat 10th Jun 2023
52 Miler:
5:00am 7:00am Sat 10th Jun 2023
50k:
7:00am | Marathon:
7:00am 8:00am Sat 10th Jun 2023
30k:
8:00am | Half Marathon:
8:00am | 9 Mile:
8:00am | 10k:
8:00am | 5k:
8:00am Event summary
Here are the distances available for Mt. Umunhum Ultras
52 Miler
52mi
50k
50km
Marathon
26.2mi
30k
30km
Route information
The Mt. Umunhum Ultras are a number of tough trail runs that are best suited for experienced trail runners. The running surface mostly consists of fire roads, dirt roads, and plenty of single-track trails.
- 5k has 718ft elevation gain
- 10k has 1,483ft elevation gain
- 9 mile has 2414ft elevation gain
- Half has 3,175ft elevation gain
- 30k has 4,738ft elevation gain
- Marathon has 6,220ft elevation gain
- 50k has 7,894ft elevation gain
- 50 mile has 12,602ft elevation gain
- 100k has 15,627ft elevation gain
What's included
- Finisher's Medal
- Event T-Shirt
- Trail Briefing
- Toilets
- Aid Stations
How to get there
Almaden Quicksilver Park - Mockingbird Hill Entrance, 19535 Mockingbird Hill Ln, San Jose, CA 95120, USA
Get full directionsBy Car
Exit the Almaden Expy/McKean Rd onto Mockingbird Hill Ln to reach the event.
Parking there will be parking available at the event.
Event day logistics
3:30am Park Opens
3:45am Runner Check-In/Bib Pick-Up for 100k & 50 mile
4:15am Trail Briefing for 100k & 50 mile
4:30am 100k & 50k start
5:37am Sunrise
6am Runner Check-In/Bib Pick-Up for 50k & Marathon
6:45am Trail Briefing for 50k & Marathon
7am 50k & Marathon start, Runner Check-In/Bib Pick-Up for 30k, Half Marathon, 9 mile, 10k & 5k
7:45am Trail Briefing for 30k, Half Marathon, 9 mile, 10k & 5k
8am 30k, Half Marathon, 9 mile, 10k & 5k start
12 noon Half Marathon, 9 mile, 10k & 5k cut off time
2:30pm 30k cut off time
4:30pm 50k & Marathon cut off time
8:30pm 50 mile cut off time
8:37pm Sunset
11:30pm 100k cut off time
Course Markings
The Main Course will have Pink ribbons along the route to help direct you. The Alternate start route taken by the Marathon will have Orange ribbons. The route diversion take by the 50k, 50 mile and 100k will be marked by yellow ribbons.
FAQs
What time do the events start at the Mt. Umunhum Ultras?
The 100k & 50 mile start at 4:30am, the 50k & Marathon start at 7am, and the 30k, Half Marathon, 9 mile, 10k & 5k start at 8am.
What are the cut off times at the Mt. Umunhum Ultras?
The Half Marathon, 9 mile, 10k & 5k have a cut off time of 12 noon, the 30k has a cut off time of 2:30pm, the 50k & Marathon have a cut off time of 4:30pm, the 50 mile has a cut off time of 8:30pm and the 100k has a cut off time of 11:30pm.
Will any of the events at the Mt. Umunhum Ultras be running in the dark?
The 100k & 50 mile will be running before sunrise and the 100k will finish after sunset.
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