4 aidRaces in May 2027
As of October 6, 2026, Crewable lists 95 upcoming US races in May 2027. The next is Beidleheimer Sidewinder on May 1, 2027 in Boalsburg, PA. Registration is open for 5.
Sources: UltraSignup, RunSignUp, UTMB, race organizers and race websites
With aid station data
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4 aidRace calendar
May 2027
95 racesConquer The Beast
Pierce, NEGrayson Highlands 50 Mile / 50k / 25k
Mouth of Wilson, VA7,500 ft gain50 mi50KOpen until Apr 30, 2027from $265Cocodona
Black Canyon City, AZTiger Claw
Issaquah, WASparta Jockey 502er
Sparta NC, NC
May 2027 by state
Quick answers
What is the next US race in May 2027?
Beidleheimer Sidewinder, on Saturday, May 1, 2027, in Boalsburg, PA. Distances: 20K, 10K.
How many US races in May 2027 have open registration?
5 of the 95 list registration as open as of October 6, 2026, including Grayson Highlands 50 Mile / 50k / 25k, Sisters Country and The Pilgrimage.
Which states have the most US races in May 2027?
California (11), Utah (7) and Colorado (6).
How many of the US races in May 2027 are ultramarathons?
75 of the 95 are ultramarathons (longer than a marathon, or a backyard, timed or 200+ mile format). The other 20 are shorter races.
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