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Marathons in UK in May 2026

Find marathons in UK in May 2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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Come and join this May Midweek Medal Madness event, where runners will also be celebrating Leon's Birthday!
  • Fri 29 May
  • £15-£27
Staines, Surrey

Midweek Medal Madness | Leons Birthday Run | Marathon

Come and join this May Midweek Medal Madness event, where runners will also be celebrating Leon's Birthday!

  • 26.2 miles road running
Come and celebrate 50 years since the release of the iconic Rocky film! Have you got the Eye of The Tiger, the guts to get the glory and the will to rise up to the challenge and run?
  • Sat 30 May
  • £14-£34
Aberdare, Mid Glamorgan

Rocky at 50 Run | Wales

Come and celebrate 50 years since the release of the iconic Rocky film! Have you got the Eye of The Tiger, the guts to get the glory and the will to rise up to the challenge and run?

  • Road run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Run. Refuel. Repeat. Take on the Rothwell Cakeathon and earn every slice in this friendly, traffic-free, flat, runnable course with a welcoming, no-pressure atmosphere.
  • Sun 31 May
  • £40-£42
Leeds, West Yorkshire

Rothwell Cakeathon | Marathon

Run. Refuel. Repeat. Take on the Rothwell Cakeathon and earn every slice in this friendly, traffic-free, flat, runnable course with a welcoming, no-pressure atmosphere.

  • 26.2 miles trail running
In its sixth year! Come take on the challenge of the track at Wodson Park. Do you have it in you to complete your distance on a 400-metre athletics track?
  • Sun 31 May
  • £36-£38
Ware, Hertfordshire

Circuit Du Sore Legs | Full Marathon

In its sixth year! Come take on the challenge of the track at Wodson Park. Do you have it in you to complete your distance on a 400-metre athletics track?

  • 26.2 miles track and field
  • Sat 2 May
  • £50
Brecon, Powys

Rasus y Bannau | Marathon

  • 26.5 miles trail running
  • Sun 3 May
  • £40-£145
Belfast, County Antrim

Phoenix Energy Belfast City Marathon

  • Marathon 2
  • Sun 3 May
  • $99-$149
USA

Lincoln Marathon

  • 26.2 miles road running
  • Sun 3 May
  • £45
Shipston-on-Stour, Warwickshire

Tempo Trail Races | Marathon

  • 26.2 miles trail running + 1743 ft ascent
  • Sun 3 May
  • From £55
Southampton, Hampshire

ABP Southampton Marathon

  • 26.2 miles road running + 296 m ascent
  • Sun 3 May
  • £45
Lancing, West Sussex

Three Forts Challenge | Marathon

  • 26.2 miles multi terrain running + 3195 ft ascent
  • Mon 4 May
  • £52
Winchester, Hampshire

BigWayRound - Winchester | Marathon

  • 26.2 miles trail running
  • Fri 8 May
  • £30-£32
Preston, Lancashire

Brockholes Bimble | Marathon

  • 26.2 miles trail running
  • Sat 9 May
  • £50
Cardiff

Radyr Trail Races: Half Marathon and Marathon | Marathon

  • 26.2 miles trail running
  • Sat 9 May
  • £59
Exmoor, Devon

Endurancelife | Exmoor | Marathon

  • 27.4 miles trail running + 6070 ft ascent
  • Sat 9 May
  • £30-£32
Preston, Lancashire

Cottam Canter | Marathon

  • 26.2 miles trail running
  • Sun 10 May
  • £55
Wirral, Merseyside

Love 2 Run | Marathon

  • 26.2 miles road running
  • Sun 10 May
  • £49-£51
Thirsk, North Yorkshire

Hardmoors 26.2 White Horse Trail Marathon | Marathon

  • 29 miles trail running + 3400 ft ascent
  • Sun 10 May
  • £53-£55
Halstead, Essex

Halstead & Essex Marathon

  • 26.2 miles road running
  • Sun 10 May
  • £30-£32
Preston, Lancashire

Avenham Amble | Marathon

  • 26.2 miles trail running
  • Sat 16 May
  • £68-£70
Plymouth, Devon

Race The Tide | Long Marathon

  • 28.5 miles trail running
  • Sat 16 May
  • £33-£35
Matlock, Derbyshire

Ian Milne White Peak Marathon

  • 26.2 miles trail running
  • Sat 16 May
  • £40-£50
Rugeley, Staffordshire

Merrell Cannock Chase Challenge | Full Marathon

  • 26.2 miles trail running
  • Sun 17 May
  • $50
USA

Capital City Marathon

  • 26.2 miles road running
  • Sun 17 May
  • £44-£46
Worcester, Worcestershire

Worcester Marathon, Half Marathon and 10K | Full Marathon

  • 26.2 miles road running + 952 ft ascent
  • Sun 24 May
  • £53-£55
Richmond

Richmond Park Full Marathon

  • 26.2 miles trail running

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