The Trail Series in Simi Valley that pushes you to a new level.

Four different 5 mile  trails put you on the highest mountain ridges in the beautiful Santa Susana Mountain range. 

Sign Up

You can sign up for all 4 races or you can join us for just 1.

In order to earn a White Bull Finisher Medal you must complete 2 of the 4 races.. 

Current Leader Board and the historical results!

Photographers Tommi Diaz,  Flubis Photo and Sarita Shoemaker have donated their talent and time capturing the race!

Simi Valley's only Trail  Series

2013's Overall

First Place Brian Dickey

Second Place Overall Tim MacClean

Third Place Overall Jeff Foster

Where are the races?

2014's Race Schedule (dates) Locations TBD

Get the details and course descriptions here.

  • Race #1 Nov 8th  Tapo Open Space  
  • Race #2  Nov 15th Long Canyon
  • Race #3 Nov 22nd Marr Land
  • Race #4 Dec 6th Chumash 

White Bull Trail Series

What is a Trail Series?

Four different days and four different trails give runners a tougher challenge to not only run but commit that time too!  Each racer finishes and their time is added up.  To PLACE you must run all 4 races.

The Race



AWESOME Medal and Handcrafted Medals for Top 3

Finishers earn a sweet medal and the Top 3 Overall Winners earn a hand painted Placer Cowbell which doubles as a piece of art!  Participants can purchase a cool WBTS Tech-T.

2015 - 8am Race Start

Nov 7, 14, 21 Dec 5

Simi Valley, CA