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| Event | Distance | When | Entry fee | Cap |
|---|---|---|---|---|
| CHESEBRO HALF MARATHON (~8 Mile Trail & 5 Mile Road) | Half Marathon | Apr 10, 20277:00 AM | $107.55$116.98 after Oct 6, 2026 | 1,000 |
| Cronies TRIPLE STACK CHALLENGE (10K + 5K + 1 Mile) | 10 Mile | Apr 10, 20277:28 AM | $92.45$102.83 after Oct 6, 2026 | 100 |
| DOUBLE STACK CHALLENGE (10K + 5K) | 15K | Apr 10, 20277:28 AM | $83.02$92.45 after Oct 6, 2026 | 100 |
| OLD AGOURA 10K | 10K | Apr 10, 20277:28 AM | $51.89$59.43 after Oct 6, 2026 | 1,500 |
| DEENA KASTOR 5K | 5K | Apr 10, 20279:05 AM | $45.28$51.89 after Oct 6, 2026 | 1,500 |
| 1 MILE - All Ages | 1 Mile | Apr 10, 202710:20 AM | $33.96$37.74 after Oct 6, 2026 | 500 |
| VIRTUAL OptionsVirtual | – | Apr 10, 20277:00 AM | $46.22 | – |
Entry fees exclude processing fees. Prices and dates come from the race's registration page and refresh nightly.
The Half Marathon fee goes up to $116.98 on Oct 6, 2026.
Online registration closes Apr 10, 2027, unless the race fills first.
At $107.55, entry is about 115 percent above a typical half marathon in California, which costs $50 right now.
A typical finisher at a half marathon in California runs 2:37:28, about 12:01 a mile, based on 44 races with published results. Women typically finish in 2:49:24 and men in 2:29:51.
Sunrise on race morning is at about 6:31 AM, and the CHESEBRO HALF MARATHON (~8 Mile Trail & 5 Mile Road) starts at 7:00 AM. The start sits about 890 feet above sea level.
Fees exclude processing fees. Comparisons use current entry fees and published results from races nearby.
Chumash Park, Agoura Hills, CA 91301
The pin marks the address the race lists, which is usually the start. The organizers have not shared a course map with us yet.
Around April 10 the day usually runs from 50°F at dawn to 71°F in the afternoon, with measurable rain on about 8% of days. Cold snaps dip to 42°F and hot years reach 83°F.
Based on 75 days within a week of the date over the last 5 years, from historical weather for the start area. Not a forecast.
What the organizers of Nature Made Great Race: Half Marathon, 5K, 10K, 15K, 10M, 1M cover on their registration page, in brief.
Rules and FAQ
COVID-19 Planning. - Last updated February 16, 2022. This policy will update as guidance changes. You're going to be running through the beautiful hills of Agoura Hills soon! We cannot wait to see you proudly put your finisher medal around…
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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