Skyline 50K Endurance Run
Sports · Race

Skyline 50K Endurance Run

One of the oldest continuously running 50K races in the United States, starting and finishing at Lake Chabot Marina.

Sun, 2 Aug 2026 Lake Chabot Marina & Café Castro Valley , California
The Skyline 50K Endurance Run is a prestigious event and one of the oldest continuously running 50K races in the United States. The course takes runners on a challenging and scenic loop through the East Bay Regional Parks, starting and finishing at the Lake Chabot Marina in Castro Valley. This race attracts endurance athletes from across the country who come to test their limits on the beautiful trails of the East Bay.

What to Expect

A challenging and rewarding trail running experience.

Who Should Attend

  • Runners
  • Endurance athletes
  • Trail running enthusiasts

Agenda Overview

50K endurance race.
Venue & Address
Lake Chabot Marina & Café
17936 Lake Chabot Rd
Castro Valley , California – 94546
United States
Organizer
Scena Performance · Event Organizer
Specializes in organizing trail and endurance running events.

Frequently Asked Questions

Where does it start?
Lake Chabot Marina, Castro Valley, CA.
How long is the race?
50 kilometers.
Is it a recurring event?
Yes, it is one of the oldest continuously running races.
Where does the course go?
Through the East Bay Regional Parks to Skyline Gate.
How do I register?
Visit the official race website or UltraSignup.
Is it for beginners?
It is an endurance race for experienced runners.
Tags
Running Sports Endurance Castro Valley Trail Race
Summary
A historic 50K endurance running race through the East Bay Regional Parks.
Highlights
  • Historic 50K race
  • Scenic trail course
  • East Bay Regional Parks
  • Endurance challenge
  • Lake Chabot Marina start
  • Competitive atmosphere
Something wrong?
If this event has incorrect information or needs an update, email us and we'll fix it.