New York · 45 Miler
Seneca Sky Ultra
Seneca Sky Ultra is a 45 Miler event held in Castile, New York. Its next confirmed date is Saturday, June 19, 2027. About 150 runners take part across all distances.
- Race day
- June 19, 2027
- Location
- Castile, NY
- Field size
- ~150 runners
Race details
- Date
- Saturday, June 19, 2027
- Location
- Castile, New York
- Distances
- 45 Miler
- Field size
- About 150 runners
- Course
- 6,000+ ft gain
- Registration
- ultrasignup.com
- Official website
- senecaskyultra.com
Registration, course & weather
- Registration status
- Registration status as last checked October 6, 2026: opens soon
- Start time
- 5:30 AM EDT
- Course profile
- Loop course; Mostly trail, some road
About the Seneca Sky Ultra
A roughly 45-mile trail ultra in Letchworth State Park, New York, looping along both sides of the Genesee River gorge on singletrack, fields and bridle paths. Formerly known as Many on the Genny, it is run by TrailsRoc as a volunteer-staffed, capped-field event.
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Seneca Sky Ultra: common questions
- When is the Seneca Sky Ultra?
- The next confirmed date is Saturday, June 19, 2027.
- Where is the Seneca Sky Ultra held?
- In Castile, New York.
- What distances does the Seneca Sky Ultra offer?
- 45 Miler.
- How many people run the Seneca Sky Ultra?
- About 150 runners across all of its distances. That figure is an estimate of the field size, not an entry cap.
- How do I register for the Seneca Sky Ultra?
- Registration is handled by the organiser at ultrasignup.com. Entry fees, caps and deadlines are set there.
- Is registration open for the Seneca Sky Ultra?
- Registration status as last checked October 6, 2026: opens soon. $150 (from senecaskyultra.com, checked October 6, 2026).
- What time does the Seneca Sky Ultra start?
- 5:30 AM EDT.
- What is the course like at the Seneca Sky Ultra?
- Loop course; Mostly trail, some road.
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