0259
Ultra Marathons Found
View all ↓Ultra Marathons
For when the standard 26.2 mile Marathon is just not far enough. Ultra runs (any run over marathon distance) are experiencing a huge growth in popularity in the UK.
From small, locally organised Ultra Marathons, to some of the best known events Find a Race event calendar lists over 100 ultras every year all over the UK. So check out the comprehensive list of races in our 2025 - 2026 Ultramarathon calendar below: and hit the “Refine” button to tailor your search.
If you're looking for something different why not check out our Running Holidays page which lists international running trips and breaks.
Filter by location
Ultramarathon Calendar 2025 - 2026
🚀Boosted
Harrold-Odell Country Park - Bedfordshire. 10km, 25km & 50km Trail Races.
Bedford, Bedfordshire
08 Mar 25
£32.00 - £55.00
🚀Boosted
Jurassic Coast Challenge
Portland, Dorset
28 Mar 25 - 30 Mar 25
£75.00 - £210.00
🚀Boosted
Jurassic Coast Ultra
Portland, Dorset
29 Mar 25
£90.00
🚀Boosted
24 Hours South - The Offa's Dyke ULTRA
Nova Centre, Prestatyn
10 May 25
Free - £154.10
Running Tribe Races
Chalfont St Peter Cricket Club, Chalfont Park Sports Association, Chalfont Park, Chalfont St Peter, Gerrards Cross SL9 0QA
14 Dec 24 - 13 Dec 25
£37.50
Badger Challenge
Loughborough
27 Feb 25
£44.00
PHOENIX - The Dragon Run
Sunbury on Thames, Middlesex
01 Mar 25
£22.00 - £40.00
St David's Day Dragon Run
Aberdare, Mid Glamorgan
01 Mar 25
£27.00 - £40.00
Lulworth Cove Trails
Wareham, East Lulworth, Dorset
01 Mar 25
£37.00 - £352.00
St David's Day Challenge - 5k, 10k, Half Marathon, Full Marathon, Ultra Marathon
Suffolk Running Centre, IP29 5AX
01 Mar 25
£33.00 - £36.00
South Downs Way Ultra Run - 30 Miles
Petersfield, Hampshire
02 Mar 25
£45.00
PHOENIX - Thou Shalt Run
Sunbury on Thames, Middlesex
02 Mar 25
£22.00 - £40.00
Elephant Challenge
Salcey Forest
07 Mar 25
£44.00
PHOENIX Fridays - Blue Bridge Friday
Sunbury on Thames, Middlesex
07 Mar 25
£26.00 - £33.00
Midweek Chasing Numbers Mar 2025
Staines, Middlesex
07 Mar 25
£24.00 - £34.00
Harrold-Odell Country Park - Bedfordshire. 10km, 25km & 50km Trail Races.
Bedford, Bedfordshire
08 Mar 25
£32.00 - £55.00
PHOENIX - Reloaded Run 2025
Gravesend, Kent
08 Mar 25
£39.95
PHOENIX - All Stars Run 2025
Gravesend, Kent
09 Mar 25
£39.95
Spice Up Your Run
Staines, Middlesex
09 Mar 25
£27.00 - £40.00
Pasty & Pie Challenge - Day 1
Exmouth, Devon
15 Mar 25
£32.00
4.8
Girl Power v's Backstreets Back
Durham, County Durham
16 Mar 25
£27.00 - £40.00
The Pierrepont Plod - Spring 2025
Nottingham, Nottinghamshire
16 Mar 25
£39.50
5.0
PHOENIX - Rinky Dink Pink Run 2025
Sunbury on Thames, Middlesex
16 Mar 25
£22.00 - £40.00
Pasty & Pie Challenge - Day 2
Exmouth, Devon
16 Mar 25
£32.00
4.8
PHOENIX Fridays - Big Bling Friday
Sunbury on Thames, Middlesex
21 Mar 25
£26.00 - £33.00
Save The Rhino Run - Wales
Aberdare, Mid Glamorgan
22 Mar 25
£27.00 - £40.00
Queen of the Suburbs Ultra
London
22 Mar 25
£49.00 - £85.00
The Moo-rathon, Calf and Hen k (at the Farm) Run - Full, Half, 10k
Hyde Hall Farm, Buntingford, SG9 0RU
22 Mar 25
£27.00 - £37.50
5.0
PHOENIX - Dragonfly Run 2025
Sunbury on Thames, Middlesex
23 Mar 25
£22.00 - £40.00
The Spring Lucky Dip Run
Staines, Middlesex
23 Mar 25
£24.00 - £34.00
Jurassic Coast Challenge
Portland, Dorset
28 Mar 25 - 30 Mar 25
£75.00 - £210.00
Lone Wolf South East 2025
Farnham, Surrey
29 Mar 25
£37.00
4.8
Save The Rhino Run 2025
Staines, Middlesex
29 Mar 25
£27.00 - £40.00
4.8
PHOENIX - Top Run 5
Sunbury on Thames, Middlesex
29 Mar 25
£22.00 - £40.00
Jurassic Coast Ultra
Portland, Dorset
29 Mar 25
£90.00
PHOENIX Fridays - Animal Magic Friday
Sunbury on Thames, Middlesex
04 Apr 25
£26.00 - £33.00
Midweek Chasing Numbers Apr 2025
Egham, Surrey
04 Apr 25
£24.00 - £34.00
Spring Challenge Day 1
Exmouth, Devon
05 Apr 25
£32.00
Rose of the Shires Ultra & Rosebud Marathon
Northampton, Northamptonshire
05 Apr 25
£47.25 - £75.00
Testway Ultra
Linkenholt Activity Center, Linkenholt, Andover, Hampshire, SP11 0EA
05 Apr 25
£50.00 - £60.00
4.8
Chiltern Ridge 50K
Berkhamsted, Hertfordshire
05 Apr 25
£70.00 - £77.00
The Rasselbock Run - Sherwood Pines - Spring 2025
Mansfield, Nottinghamshire
06 Apr 25
£39.50
5.0
Save The Rhino Run - Durham
Durham, County Durham
06 Apr 25
£24.00 - £34.00
Spring Challenge Day 2
Exmouth, Devon
06 Apr 25
£32.00
Showing 1-40 of 259 results