KEYS100 100 Mile
KEYS100 100 Mile runs point to point from Key Largo to Key West, crossing the tropical island chain on exposed roads and bridges beside the ocean.
Quick facts
- Key Largo-to-Key West point-to-point
- Crew-supported individual 100-miler
- Flat exposed highway course
- Heat, humidity and almost no shade define the day
Is registration open for the 2027 KEYS100 100 Mile?
Registration for the 2027 KEYS100 100 Mile is open.
About the KEYS100 100 Mile
The individual 100-mile race is separately entered and timed from 50-mile, 50K and relay categories and requires a support crew.
Course
A flat paved route follows the Overseas Highway corridor across more than forty islands before finishing at Higgs Beach.
Race-day weather
May heat, humidity, direct sun and limited shade are defining challenges, while coastal wind and storms can develop quickly.
Past KEYS100 100 Mile dates and results
| Year | Date | Status | Results |
|---|---|---|---|
| 2027 | Saturday, May 15, 2027 | Upcoming | — |
| 2026 | Date TBD | — | — |
KEYS100 100 Mile FAQ
When is the KEYS100 100 Mile?
The 2027 KEYS100 100 Mile is on Saturday, May 15, 2027.
Is registration open for the 2027 KEYS100 100 Mile?
Registration for the 2027 KEYS100 100 Mile is open. View the official registration details at runsignup.com.
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