Springtide 50k
Distance: 50KM
Elevation: 958M
Location: Arundel, West Sussex
Date: Sat, 3rd Apr 2027
UK ULTRA MARATHON CALENDAR
Welcome to the definitive guide for ultramarathon events across the UK in 2026 - 2027! Whether you're a seasoned ultra-runner looking for your next epic challenge or an aspiring athlete ready to tackle your first long-distance race, you've come to the right place.
With more than 120 of the top UK ultra running events listed, this comprehensive ultra marathon calendar makes it easy to discover races across England, Scotland, and Wales. From gruelling 100 mile challenges through national parks to scenic 50km routes along coastal paths, I've curated a diverse selection to help you find the perfect event!
249 events found
Map View50 KM
Multi Day
Northern Traverse 300k
Distance: 295KM
Elevation: 6,500M
Location: St Bees, Cumbria
Date: Sat, 3rd Apr 2027
50 KM
RunThrough Lake District Ultra 50K
Distance: 53KM
Elevation: 2,647M
Location: Keswick School, Keswick
Date: Sat, 10th Apr 2027
Back Yard Ultra
Kent Backyard Ultra - Sholden
Distance: Unlimited
Elevation: 8M
Location: Deal, Kent
Date: Sat, 10th Apr 2027
50 Miles
Centurion South Downs 50
Distance: 50 Miles
Elevation: 1,750M
Location: Worthing, West Sussex
Date: Sat, 10th Apr 2027
50 Miles
Rose of the Shires Ultra
Distance: 54 Miles
Elevation: 706M
Location: Brixworth, Northampton
Date: Sat, 10th Apr 2027
Back Yard Ultra
LSD Backyard Ultra
Distance: Unlimited
Elevation: 60M
Location: Morpeth, Northumberland
Date: Sat, 10th Apr 2027
50 Miles
Skipton Skedaddle 50 Miler
Distance: 52.4 Miles
Elevation: 2,321M
Location: Skipton, North Yorkshire
Date: Sat, 10th Apr 2027
50 KM
Skipton Skedaddle 50K
Distance: 55KM
Elevation: 1,265M
Location: Skipton, North Yorkshire
Date: Sat, 10th Apr 2027
Multi Day
Wild Horse South Wales 200
Distance: 200 Miles
Elevation: 9,144M
Location: Chepstow, Wales
Date: Wed, 14th Apr 2027
100 Miles
Chester Ultra 100
Distance: 102 Miles
Elevation: 849M
Location: Chester
Date: Sat, 17th Apr 2027
50 KM
Chiltern Ridge Classic 50K
Distance: 51KM
Elevation: 996M
Location: Berkhamsted Castle, Hertfordshire
Date: Sat, 17th Apr 2027
100 KM
Spring Trail Series 110K
Distance: 110KM
Elevation: 1,563M
Location: Midhurst, West Sussex
Date: Sat, 17th Apr 2027
50 Miles
Spring Trail Series 50 Miler
Distance: 50 Miles
Elevation: 1,362M
Location: Midhurst, West Sussex
Date: Sat, 17th Apr 2027
50 KM
Spring Trail Series 50K
Distance: 50KM
Elevation: 1,255M
Location: Midhurst, West Sussex
Date: Sat, 17th Apr 2027
50 KM
Beyond Bristol 55K
Distance: 55KM
Elevation: 270M
Location: Museum Square, Bristol
Date: Sat, 17th Apr 2027
50 KM
Wold Rangers Way Ultra
Distance: 50KM
Elevation: 884M
Location: Tibthorpe, Yorkshire
Date: Sat, 17th Apr 2027
50 Miles
Beast of the Beacons 40 Miler
Distance: 40 Miles
Elevation: 2,571M
Location: Gilestone Farm, Brecon
Date: Sat, 17th Apr 2027
Multi Day
Thames Ring 250
Distance: 256 Miles
Elevation: 870M
Location: Streatley-on-Thames, Reading
Date: Wed, 21st Apr 2027
Multi Day
Thames Ring 150
Distance: 158 Miles
Elevation: -
Location: Streatley-on-Thames, Reading
Date: Wed, 21st Apr 2027
100 Miles
Thames Ring 100
Distance: 100 Miles
Elevation: -
Location: Nether Heyford, Northampton
Date: Fri, 23rd Apr 2027
100 KM
North Wales 100K
Distance: 100KM
Elevation: 2,438M
Location: Prestatyn, Wales
Date: Sat, 24th Apr 2027
50 KM
North Wales 50K
Distance: 53.8KM
Elevation: 823M
Location: Prestatyn, Wales
Date: Sat, 24th Apr 2027
Back Yard Ultra
Beecraigs Backyard Ultra
Distance: Unlimited
Elevation: 150M
Location: Linlithgow, Scotland
Date: Sat, 24th Apr 2027
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