Black Diamond Express Half Marathon
A flat, USATF-certified out-and-back on the Lehigh Valley Trail makes this Mendon half a straightforward choice for steady late-summer pacing.
Every link above goes to the race, its timing provider, or an official registration partner. Last checked July 23, 2026.
Quick facts
- USATF-certified half-marathon course.
- Flat out-and-back on the Lehigh Valley Trail.
- Benefits the land trust that maintains the trail.
- Four-hour scheduled race window.
2026 Black Diamond Express Half Marathon registration
Registration for the 2026 Black Diamond Express Half Marathon runs through the official registration page at runsignup.com.
About the Black Diamond Express Half Marathon
The Black Diamond Express supports the Mendon Foundation and the Lehigh Valley Trail it helps maintain. It is a compact local race with a certified half-marathon route and a trail-centered identity.
Course
The route is a flat out-and-back on the historic Lehigh Valley Trail, starting and finishing near the Mendon Youth Baseball Fields. Resurfaced sections and the simple layout favor rhythm, while the return leg makes it easy to judge position.
Race-day weather
Late August can bring warmth and humidity to western New York. The trail may provide intermittent shade, but runners should still plan for a warmer second half.
Past Black Diamond Express Half Marathon dates and results
| Year | Date | Status | Results |
|---|---|---|---|
| 2026 | Sunday, August 23, 2026 | Upcoming | — |
Black Diamond Express Half Marathon FAQ
When is the Black Diamond Express Half Marathon?
The 2026 Black Diamond Express Half Marathon is on Sunday, August 23, 2026.
How do I register for the Black Diamond Express Half Marathon?
Register for the Black Diamond Express Half Marathon through the official registration link: marathonscout.com/go/black-diamond-express-half-marathon/register. It opens the race registration page at runsignup.com.
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