41st Nature Made Great Race: Half Marathon, 5K, 10K, 15K, 10M, 1M

Race Overview: A race coming up on 2026-04-11 in Agoura Hills, CA. Get all the nerdy details below or follow the sign up links to secure your spot today!
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Race data last checked: 2025-12-21

Race Overview:

The Nature Made Great Race is a celebration of running that features the incredibly scenic Chesebro Half Marathon mostly trail race, and on road: the Deena Kastor 5K, Old Agoura 10K, 15K Double Stack Challenge, Cronies 10.3 Mile Triple Stack Challenge and United Track 1 Mile run/walk.

Established in 1986, the Great Race has won many awards and accolades over the years including:

Best Half Marathon in Nation by Active.com
Voted #1 Running Event in L.A.
Selected a Top 10K in U.S. by Runner's World
Best Race Swag by Competitor Magazine
Best Post-Race Party by LA Sports & Fitness Magazine
Best Post-Race Party by Active.com
Best Post-Race Party by Runner's World
Best Brunch Run by Athlinks 

 

Runner Perks

  • Run on a beautiful, scenic and serene course
  • Custom-designed drawstring goodie bag with actual goodies
  • Premium technical running top (men's or women's cut, in short sleeve or long sleeve)
  • All finishers are rewarded with a beautiful, commemorative finisher’s medal
  • Two medals for finishers of the 10 Mile Triple Stack Challenge and 15K Double Stack Challenge
  • LA's #1 Post-Race Party with lots of quality free food, music and shopping
  • Live Results with RFID timing
  • Photographers on course
  • Plenty of aid stations
  • USATF certified and sanctioned courses
  • Well-marked routes
  • The Great Race Super Discount on Great Race apparel & gear (the earlier you register, the more offers you receive)
  • Sports & Fitness Expo
  • Free parking at the Expo
  • Free race day parking
  • Announcer greets you at beautiful Chumash Park at SoCal’s most active, fun finish line
  • Hundreds of Age Group Awards
  • Prizing: Audio/Video Equipment to Top Finishers in Select Races like TVs, Headphones, Music Players, etc.

Great Race runners comment year-after-year about the gorgeous scenery, the serenity and the most Most Beautiful Courses in Southern California!

So Much Fun!

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