Unbound Gravel 200
📍 Kansas, Flint Hills, USA
gravel
Date
3–6 June 2027
Distance
200mi · 100mi · 50mi · 25mi
Elevation
2,800 m
Difficulty
gravel
Trough Creek Gravel Grinder
PA, USA · 20 September 2026
Difficulty: 4/5 — Very hard
A challenging gravel event in Pennsylvania with multiple distance options. The full route covers 71.4 miles with over 6,000 feet of climbing.
Visit official site →- Distances
- 71.4 Miles · 40.7 Miles · 33.6 Miles
- Elevation
- 1,895 m
- Surface
- gravel, dirt
- Typical W/kg
- 3–3.5
Rider fit
Who it's for
Experienced gravel cyclists looking for a significant endurance challenge with substantial climbing.
Who will struggle
Beginners or riders not accustomed to long distances and steep ascents will find this race very demanding.
Training focus
Endurance, climbing, and gravel handling skills.
Are you ready for this race?
Compare your W/kg to see how you stack up against this race's typical level — and which races fit you best right now.
FAQs
What are the different race distances?+
The event offers three distances: Full Series at 71.4 miles, Half Series at 40.7 miles, and Short Series at 33.6 miles.
When is the registration deadline for an event shirt?+
To guarantee an event shirt, you must register by Sunday, September 6, 2026.
Are there any cut-off times during the race?+
Yes, cut-off times are in place for Aid Station #1 (11:00 AM) and Aid Station #2 (12:00 PM) for the Full and Half Series routes. The Short Series route does not have a stated cut-off time.
What is the terrain like?+
The course primarily consists of dirt and gravel roads, indicated in red on the provided maps, with some paved sections shown in black.
Can I get a refund or transfer my entry?+
Refunds are available at 75% until May 31, 2026, and 50% until July 31, 2026. No refunds are issued after July 31, 2026. Transfers or deferrals are not permitted under any circumstances unless the race sells out and a waitlisted rider takes your spot.