Mount Wilson Trail Race
About this race
The Mount Wilson Trail Race returns this year and will be held on Saturday, May 23rd, 2026. Race start time is 7:30 a.m., with packet pickup beginning at 6:00 a.m. that day. This will be the full 8.6 mile course from Kersting Court, up the Mount Wilson Trail to Orchard Camp, and back.
Join us in donating to the Fletcher Trail Maintenance Fund, which supports our dedicated Trail Maintenance Crew volunteers with the necessary equipment, materials, supplies and tools. Your donation is greatly appreciated and makes a real difference for this historic trail running event and community!
Our History: First run in 1908, the annual Mount Wilson Trail Race is one of the oldest trail races in California. The elevation gain is over 2,160 feet on a winding course. The original path, first used by the Gabrielino Indians, was dug out by Benjamin "Don Benito" Wilson in 1864.
Pick your distance
Trail running
Trail Race - Adult
Trail Race - Youth
Running
Kids Fun Run
Kids Fun Run participants ages 3 – 7 starts in Kersting Court, run up to Grandview Avenue, turn around and run back to Kersting Court. Parents of children ages 3 – 7 may choose to run with their child. Total distance is .6 mile. Kids Fun Run participants ages 8 – 13 starts in Kersting Court, run up Baldwin Avenue to Mira Monte Avenue, turn around and run back to Kersting Court. Total distance is 1.0 mile.
Typical race-day weather
Based on 4 years of Open-Meteo archive data for this event's race dates in Sierra Madre, plus the 3 days either side.
The sun rises at 5:45 AM and sets at 7:52 PM local time (PDT) in Sierra Madre on May 23, 2026 — 14h 07m of daylight.
Course
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
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Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 1 Sierra Madre event
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