Tough Topanga

JUN
20
2026
Tough Topanga is a classic trail run in Topanga State Park, featuring a rugged 10k and a new 15k course. With a $2,500 prize purse and a festive finish line, it's the first race in the Bulldog Challenge Series. A non-timed hike and a kids' run make it a full family event.
Sat 20 Jun 2026
15 kilometers 10 kilometers

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Event Overview

Tough Topanga is a trail running event held at Topanga State Park's Trippet Ranch area in Topanga, California. It is the first race in the Bulldog Challenge Series.

Distances

The event offers several distances:

  • 15k Trail
  • 10k Trail
  • Hiker’s Delight (a non-timed event with an early start)
  • Jr (a 1-kilometer course for participants under 13 years old)

Course Details

The courses take place in the Santa Monica Mountains. Routes are described as rugged and steep, featuring oak forests, chaparral, and views. The 15k course includes a section called Garapito Singletrack. The 10k is referred to as "the Classic." Both the 10k and 15k courses feature a timed "Downhill Mile" segment in the final section.

Prizes and Awards

The event features cash prizes. There is a $2,500 total prize purse, with separate purses for the 10k and 15k distances. Additional cash bonuses are awarded for the fastest "Downhill Mile" splits. Awards are also given for overall winners, age groups, and a "Local Legend" category for the fastest participants from Topanga.

Participant Inclusions

Registration includes a finisher medal, a race shirt, and access to a finish line festival. The festival features a beer garden with two complimentary beers for participants 21 and over, breakfast tacos with plant-based options, coffee, and other refreshments. The event provides professional timing, aid stations, medical support, and next-day race photography.

Series Information

The event is part of the Bulldog Challenge Series, which includes Tough Mugu and the Bulldog Ultra. Completing specific distances across the series can earn a limited edition jacket. Points are awarded in the series based on finish times in the 10k, 25k, and 50k distances. Visit the organization's website for the most recent information.

15 km
Garapito 15k
10 km
10k