Logo

Pasadena 50K Relay & 50K Solo

Pasadena, United States • 24 May 2026

Event details

On Sunday, May 24, 2026, a running event returns to Hahamongna Watershed Park in Pasadena, California. The event program includes team and solo formats over long and shorter distances. Teams compete against other teams on a relay format. The solo option covers an ultra marathon distance.

Distances and formats

  • 50 km (relay) - teams of up to five runners
  • 50 km (solo) - ultra marathon distance for individual runners
  • 10 km - shorter course for solo participants

Location and notes

The venue is Hahamongna Watershed Park, 4550 Oak Grove Drive, Pasadena, CA. The organizer describes the relay as intended for teams of family, friends, or club members. Visit the organization's website for the most recent information.

United States California Pasadena

Race information

Website
50 km
50k Solo
50 km
50k Relay
10 km
10k Fun Run
Visit the organization's website for the most recent information.
Trail runs nearby

Hollywood Sign Run

Los Angeles

Run or hike to the iconic Hollywood Sign through scenic Griffith Park, with 8M, 8K, 5K and a kids 2.2K option. Enjoy skyline views, chip timing, finisher medal and post race refreshments in a true LA outdoor experience.

Mt. Hollywood 12K Trail Run Hike

Los Angeles

Run or hike through Griffith Park to the iconic Hollywood Sign on out and back courses ranging from a kids run to 8 miles. Enjoy skyline views, chip timing, aid stations and a finisher medal.

Sean O'Brien 100K

Calabasas

...

Run the scenic Sean O'Brien Trail Races in Calabasas on January 31, 2026, with distances for every trail runner. The 100K is a Western States 100 qualifier, and options from 30K to 50 Miler promise challenge and community.

ABWR Half Marathon - Glendale

Glendale

Celebrate Valentine’s Day with a scenic trail run in Griffith Park Los Angeles. Choose from 5k, 10k, 15k or half marathon loops and enjoy aid stations, a finisher medal, free photos and post race snacks.