
Saturday, April 11, 2026
Agoura Hills, California
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 courseCustom-designed drawstring goodie bag with actual goodiesPremium 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 medalTwo medals for finishers of the 10 Mile Triple Stack Challenge and 15K Double Stack ChallengeLA's #1 Post-Race Party with lots of quality free food, music and shoppingLive Results with RFID timingPhotographers on coursePlenty of aid stationsUSATF certified and sanctioned coursesWell-marked routesThe Great Race Super Discount on Great Race apparel & gear (the earlier you register, the more offers you receive)Sports & Fitness ExpoFree parking at the ExpoFree race day parkingAnnouncer greets you at beautiful Chumash Park at SoCal’s most active, fun finish lineHundreds of Age Group AwardsPrizing: 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!
Race Day
Saturday, April 11, 2026 · 4/11/2026 07:00
Start Location
Chumash Park, Agoura Hills, CA 91301
Course
Loop
Also Offers
Giveaway
Chesebro Running Shirt (Short Sleeve or Long Sleeve Upgrade)
Registration
Register online — $80
Race Website
Official race information
Past Results
View previous race results
2:14:34
10:16/mi pace
1:14:14
5:40/mi pace
966
70% female · 73% male
26 states
Avg age: 43
Finish Time Distribution (2018)
1:57:54
Top 25%
2:32:16
Top 75%
☀
Avg High
72°F
☽
Avg Low
52°F
☂
Precip
0.03 in
🍃
Wind
8.1 mph
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 courseCustom-designed drawstring goodie bag with actual goodiesPremium 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 medalTwo medals for finishers of the 10 Mile Triple Stack Challenge and 15K Double Stack ChallengeLA's #1 Post-Race Party with lots of quality free food, music and shoppingLive Results with RFID timingPhotographers on coursePlenty of aid stationsUSATF certified and sanctioned coursesWell-marked routesThe Great Race Super Discount on Great Race apparel & gear (the earlier you register, the more offers you receive)Sports & Fitness ExpoFree parking at the ExpoFree race day parkingAnnouncer greets you at beautiful Chumash Park at SoCal’s most active, fun finish lineHundreds of Age Group AwardsPrizing: 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!
Race Day
Saturday, April 11, 2026 · 4/11/2026 07:00
Start Location
Chumash Park, Agoura Hills, CA 91301
Course
Loop
Also Offers
Giveaway
Chesebro Running Shirt (Short Sleeve or Long Sleeve Upgrade)
Registration
Register online — $80
Race Website
Official race information
Past Results
View previous race results
2:14:34
10:16/mi pace
1:14:14
5:40/mi pace
966
70% female · 73% male
26 states
Avg age: 43
Finish Time Distribution (2018)
1:57:54
Top 25%
2:32:16
Top 75%