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Ultramarathons in London
Ultrmarathon events, or ultras, are any running races with a distance beyond the standard marathon length of 26.2 miles (or 42.2km). The most common ultra distances are 50k, 100k, 50 miles, or 100 miles, but each event is unique in terms of distance and terrain. The International Association of Athletics Federation recognises world records at ultramarathon events that have a distance of 100km. There are even 24hr ultramarathons, where the distance is unlimited, or multiday ultras, where the distance can extend beyond 1000km. For Londoners whose running itch isn't quite scratched by the London Marathon, there are two ultras available in the UK's capital. The Thames Path 100 is a famously scenic option and the London to Brighton Challenge is known for its friendly crowds and competitors. Both these events test even the most seasoned athletes without having to travel far from home, so they provide a great introduction to the ultra community.
Saturday, 24 Jun 2023
Ultra London
London, Greater London
ultramarathon
(113 reviews)
Saturday, 27 May 2023
The Fox Half Marathon, Marathon and Ultra Trail
Godalming, Surrey
half marathon, marathon, ultramarathon
Sunday, 2 Apr 2023
The Chamber of Runs
Egham, Surrey
5k, 10k, half marathon, marathon, ultramarathon
(6 reviews)
Friday, 7 Apr 2023
Chasing Numbers Planet Run
Egham, Surrey
5k, 10k, half marathon, marathon, ultramarathon
Saturday, 8 Apr 2023
The Lost RUN
Staines-upon-Thames, Surrey
5k, 10k, half marathon, marathon, ultramarathon
Friday, 21 Apr 2023
Chasing Numbers - Spring Season Medal
Egham, Surrey
5k, 10k, half marathon, marathon, ultramarathon
Sunday, 23 Apr 2023
The Nearly But Not Quite London Marathon - South
Egham, Surrey
5k, 10k, half marathon, marathon, ultramarathon
(5 reviews)
Saturday, 29 Apr 2023
Greensand Way Ultra Run - April
Guildford, Surrey
ultramarathon
Sunday, 7 May 2023
Chiltern Ridge Ultra Trail
Hemel Hempstead, Hertfordshire
ultramarathon
(1 reviews)
Monday, 8 May 2023
King Charles III Coronation Run
Egham, Surrey
5k, 10k, half marathon, marathon, ultramarathon
(9 reviews)
Sunday, 14 May 2023
Rum not Run / Lucky dip medal
Staines-upon-Thames, Surrey
5k, 10k, half marathon, marathon, ultramarathon
Friday, 19 May 2023
Chasing Numbers - Chamber Of Runs Harry Potter
Egham, Surrey
5k, 10k, half marathon, marathon, ultramarathon
(3 reviews)
Saturday, 20 May 2023
Running Tribe Series - Race 3 May
Chalfont Saint Peter, Buckinghamshire
half marathon, marathon, ultramarathon, 10k
(3 reviews)
Saturday, 3 Jun 2023
Saturn - Vamos Run
Egham, Surrey
5k, 10k, half marathon, marathon, ultramarathon
Friday, 9 Jun 2023
Chasing Numbers - The Summer Season Run
Egham, Surrey
ultramarathon, marathon, 5k, 10k
(3 reviews)
Saturday, 17 Jun 2023
Minotaur 50 & Centaur 100 Mile Ultra
Dorking, Surrey
ultramarathon
Saturday, 1 Jul 2023
Midnight Marathon, Half Marathon and Ultra Marathon
Dartford, Kent
half marathon, marathon, ultramarathon
(8 reviews)
Saturday, 1 Jul 2023
Monster Run
Windsor, Windsor and Maidenhead
ultramarathon
(15 reviews)
Sunday, 2 Jul 2023
Great British Bake Run 2023
Egham, Surrey
5k, 10k, half marathon, marathon, ultramarathon
(3 reviews)
Saturday, 2 Sept 2023
TRIBE x Maverick Run Free: Half Marathon & 11k
Cranleigh, Surrey
half marathon, ultramarathon, marathon
(118 reviews)
Saturday, 9 Sept 2023
North Downs Way Ultra Run - September 2023
Guildford, Surrey
ultramarathon
Saturday, 7 Oct 2023
Epping Forest 50k Ultra Marathon
London, Greater London
ultramarathon
(8 reviews)
Sunday, 8 Oct 2023
North Chilterns 50k
Luton, Hertfordshire
ultramarathon