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Ultramarathons in May 2027

233 ultramarathons in May 2027.

215 cities
Busiest: May
From €0
See all 233 races
Distance
5K races10K racesHalf marathonsMarathonsUltramarathons
Terrain
TrailRoad
See all 233 races
Upcoming races
30th Miwok 100k Trail Race
100K

30th Miwok 100k Trail Race

Stinson Beach, USA
May 1, 2027·Registration TBC·From €183
14th Heartland 50 km Race - 50K
50K

14th Heartland 50 km Race - 50K

Cassoday, USA
May 1, 2027
Cap Vert Trail Challenge 2027 - 116K
116K

Cap Vert Trail Challenge 2027 - 116K

Mindelo, Cabo Verde
May 1, 2027
Halener Ultra
47K

Halener Ultra

Lotte, Germany
May 1, 2027·Free
19th Riga-Valmiera - 107 km
107K

19th Riga-Valmiera - 107 km

Riga, Latvia
May 1, 2027·Opens Nov 18·From €107
Centurion Thames Path 100 2027 - 100 miles
164.3km

Centurion Thames Path 100 2027 - 100 miles

London, United Kingdom
May 1, 2027·From €190
28th Collegiate Peaks 50 Miles - 50 Miles (51.4 mi)
82.7km

28th Collegiate Peaks 50 Miles - 50 Miles (51.4 mi)

Buena Vista, USA
May 1, 2027
Pennine Barrier 2027 - 50 Miles
79K

Pennine Barrier 2027 - 50 Miles

Malham, United Kingdom
May 1, 2027·From €146
Ultra X Scotland 110 - 2 Stage - 110km - 2 Stage
110K

Ultra X Scotland 110 - 2 Stage - 110km - 2 Stage

Fort Augustus, United Kingdom
May 1, 2027
Fife Pilgrim Way Ultra Marathon - 90K
90K

Fife Pilgrim Way Ultra Marathon - 90K

North Queensferry, United Kingdom
May 1, 2027·From €138
Lampeland – Backyard Norge - 12 Runder
80.5km

Lampeland – Backyard Norge - 12 Runder

Lampeland, Norway
May 1, 2027
Malvern Hills Ultra - 47 mi

Malvern Hills Ultra

Abberley, United Kingdom
May 1, 2027·From €80
Ultra Vimar

Ultra Vimar

Platja d'Aro, Spain
May 1, 2027·From €18
Spire Ultra - 33 Miles
53.1km

Spire Ultra - 33 Miles

Chesterfield, United Kingdom
May 1, 2027·From €46
Thames Path 100® - 100M
160.9km

Thames Path 100® - 100M

Richmond, United Kingdom
May 1, 2027·From €259
Petranpad Ultra Trail - 112km

Petranpad Ultra Trail

Meerlo, Netherlands
May 1, 2027·Opens Nov 1·From €50
Lyke Wake Walk - W-E (guided/supported) - 50 Mile

Lyke Wake Walk - W-E (guided/supported)

Osmotherley, United Kingdom
May 1, 2027·From €161
The Telford T50 Trail Run - 50 Miles
80.5km

The Telford T50 Trail Run - 50 Miles

Telford, United Kingdom
May 1, 2027·From €80
Welsh 3000's Ultra Run - 50K (approx. 30 miles)
50K

Welsh 3000's Ultra Run - 50K (approx. 30 miles)

Snowdonia, United Kingdom
May 1, 2027·From €207
Ultra X Scotland - 100 mi

Ultra X Scotland

Inverness, United Kingdom
May 1, 2027·From €21
HOWUM by Pegasus 2027 - 30 mi

HOWUM by Pegasus 2027

Llanidloes, United Kingdom
May 1, 2027·From €55
Crete Senesi Ultramarathon - Ultra 50K

Crete Senesi Ultramarathon

Rapolano Terme, Italy
May 1, 2027·From €14
The Maverick Exmoor X-Trail - 56 km

The Maverick Exmoor X-Trail

Lynton, United Kingdom
May 1, 2027·Registration TBC
Waterville Trailrunning Festival - 130km Continuous

Waterville Trailrunning Festival

Waterville, Ireland
May 1, 2027·Sold Out·Free
Tempo Trail Races - 100KM Relay

Tempo Trail Races

Shipston-on-Stour, United Kingdom
May 2, 2027
Dyckerhoff Steinbruch Marathon - 43K
43K

Dyckerhoff Steinbruch Marathon - 43K

Lengerich, Germany
May 2, 2027
Genova Trail - 45K

Genova Trail

Genova, Italy
May 2, 2027·Closed·From €15
Crete Senesi Ultra Marathon - Ultra 50k

Crete Senesi Ultra Marathon

Rapolano Terme, Italy
May 2, 2027·Closed·From €20
Rund um Marialinden - 50K

Rund um Marialinden

Overath, Germany
May 2, 2027·Registration TBC·From €15
Fortitude Ultra - Denbies - 50 mi

Fortitude Ultra - Denbies

Dorking, United Kingdom
May 2, 2027·From €86
BigWayRound - Winchester Trail Festival - 50K

BigWayRound - Winchester Trail Festival

Winchester, United Kingdom
May 3, 2027·From €54
BigWayRound - Winchester - 50K

BigWayRound - Winchester

Winchester, United Kingdom
May 3, 2027·From €46
100km de Steenwerck 2026 - 100 km Open 24h

100km de Steenwerck 2026

Steenwerck, France
May 5, 2027·Registration TBC
Trail de Haute Provence – THP Summer - 160 km relay

Trail de Haute Provence – THP Summer

Forcalquier, France
May 5, 2027·From €25
En courant sur le chemin de Compostelle - 210 km over 5 stages (40 to 50 km per stage)
210K

En courant sur le chemin de Compostelle - 210 km over 5 stages (40 to 50 km per stage)

Le Puy-en-Velay, France
May 5, 2027·Opens Nov 16·From €595
Transvulcania adidas La Palma Island 2027 - Ultramarathon
73K

Transvulcania adidas La Palma Island 2027 - Ultramarathon

Los Llanos de Aridane, Spain
May 6, 2027
Volvic Volcanic Experience - 111 km

Volvic Volcanic Experience

Volvic, France
May 6, 2027·Closed·From €7
Dragonfly Challenge - 50 Miles

Dragonfly Challenge

Polesworth, United Kingdom
May 6, 2027·Registration TBC·From €44
Ultra-Trail des Coursières 2027 - The 160K des Coursières
163.1km

Ultra-Trail des Coursières 2027 - The 160K des Coursières

Saint-Martin-en-Haut, France
May 7, 2027
KYRGYZSTAN trail-1 2027 - ILBIRS 100 km
100K

KYRGYZSTAN trail-1 2027 - ILBIRS 100 km

Kadzhi Say, Kyrgyzstan
May 7, 2027·From €21,850
MTC Pooka - 38 mi
61.2km

MTC Pooka - 38 mi

Goleen, Ireland
May 7, 2027
Valio Helsinki City Run - 39.3 mi

Valio Helsinki City Run

Helsinki, Finland
May 7, 2027·From €30
MTC MizMal - 618mi

MTC MizMal

Cloghane, Ireland
May 7, 2027·From €600
Wörthersee Trail Festival - 64 km

Wörthersee Trail Festival

Pörtschach am Wörthersee, Austria
May 7, 2027·Registration TBC
13th Mt Rinjani Ultra - 162K

13th Mt Rinjani Ultra

Senaru, Indonesia
May 7, 2027·Registration TBC
Triathlon Brabantse Wal - 1/2 Triathlon (70.3)

Triathlon Brabantse Wal

Bergen op Zoom, Netherlands
May 7, 2027
Traverse City Trail Running Festival - 100K

Traverse City Trail Running Festival

Traverse City, USA
May 7, 2027·From €30
MTC POOKA - Ultra
61.2km

MTC POOKA

Skibbereen, Ireland
May 7, 2027·From €90
The Edinburgh Ultra - 60km
60K

The Edinburgh Ultra - 60km

Glasgow, United Kingdom
May 8, 2027·Registration TBC·From €76
17th Run for Kids 50 km Challenge - 50K
50K

17th Run for Kids 50 km Challenge - 50K

Pelham, USA
May 8, 2027·Registration TBC·From €96
Westcountry Ultra Hilly 50 miler
80.5km

Westcountry Ultra Hilly 50 miler

Minehead, United Kingdom
May 8, 2027·Registration TBC·From €80
Mountainman Nesselwang XXL - 70 km
70K

Mountainman Nesselwang XXL - 70 km

Nesselwang, Germany
May 8, 2027·Registration TBC·From €125
Nove Colli Running - 200.3 km
200.3km

Nove Colli Running - 200.3 km

Cesenatico, Italy
May 8, 2027·Registration TBC
Morenic Trail - 119 km

Morenic Trail

Brosso, Italy
May 8, 2027·Registration TBC
Baskunchak Ultra Discovery S70
71.6km

Baskunchak Ultra Discovery S70

Baskunchak, Russia
May 8, 2027
8th Jumla Rara Ultra Marathon - 54K
54K

8th Jumla Rara Ultra Marathon - 54K

Jumla/Mugu, Nepal
May 8, 2027·From €32
Westcountry Ultra Flat 50 miler - 50M
80.5km

Westcountry Ultra Flat 50 miler - 50M

Taunton, United Kingdom
May 8, 2027·Registration TBC·From €80
Schiller-Staffel-Lauf - 70 km Relay
70K

Schiller-Staffel-Lauf - 70 km Relay

Rudolstadt, Germany
May 8, 2027·Registration TBC
Rotvollfjæra frontyard ultra - 81 km
81K

Rotvollfjæra frontyard ultra - 81 km

Rotvoll, Norway
May 8, 2027·Registration TBC
Tarn Valley Trail - 100 km

Tarn Valley Trail

Millau, France
May 8, 2027·Registration TBC
View all 233 races

Your guide to ultramarathons in May 2027

There are 233 upcoming ultramarathons in May 2027, spread across 215 cities. Filter by distance or terrain to narrow things down, and save the races you like the look of.

Most take place in May. Next up is 30th Miwok 100k Trail Race in Stinson Beach on 1 May 2027.

Questions runners ask

How many ultramarathons in May 2027 are there?

Finndu lists 233 upcoming ultramarathons in May 2027, across 215 towns and cities. The list is updated twice a day as organisers announce new races.

When is the next one?

30th Miwok 100k Trail Race in Stinson Beach, on 1 May 2027.

How much does it cost to enter?

Entry starts from HUF 125. Fees vary from race to race, so check each race page for its current price.

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