Umstead 100
Umstead 100 gives runners a supported 100-mile loop race through William B. Umstead State Park near Raleigh, with a generous 30-hour time limit.
Every link above goes to the race, its timing provider, or an official registration partner. Last checked July 23, 2026.
Quick facts
- Saturday start on April 3, 2027
- Thirty-hour 100-mile limit
- William B. Umstead State Park
- Supported repeated-loop course
2027 Umstead 100 registration
Registration for the 2027 Umstead 100 runs through the official registration page at umstead100.org.
About the Umstead 100
Umstead's independently timed hundred returns for a 32nd edition alongside a 50-mile option in William B. Umstead State Park.
Course
Repeated broad park-road and trail loops balance runnable footing with persistent rollers, allowing regular crew and aid access.
Race-day weather
Early April may be cool, rainy and muddy or warm and pollen-heavy, with overnight temperatures varying widely.
Past Umstead 100 dates and results
| Year | Date | Status | Results |
|---|---|---|---|
| 2027 | Saturday, April 3, 2027 | Upcoming | — |
| 2026 | Date TBD | — | — |
Umstead 100 FAQ
When is the Umstead 100?
The 2027 Umstead 100 is on Saturday, April 3, 2027.
How do I register for the Umstead 100?
Register for the Umstead 100 through the official registration link: marathonscout.com/go/umstead-100/register. It opens the race registration page at umstead100.org.
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Send us confirmed dates, registration links, results, live tracking, or course changes. Every update is reviewed before it goes live.