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By Way of The Glen
A 170-mile ultramarathon through Highland glens and lochs
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Essex Way Ultra
An 82-mile point-to-point ultra from Epping to Harwich lighthouse
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Saunders Lakeland Mountain Marathon
A two-day mountain marathon through the Lake District fells
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Rasselbock Run - Summer
Laps trails in Sherwood Forest, home of Robin Hood
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Rat Race 100: Bamburgh to Edinburgh
A 100-mile coastal ultra from Bamburgh to Edinburgh
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Gullion Way Ultra Marathon
Loops Slieve Gullion, a renowned ring dyke
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Birmingham Black Country Half Marathon
Canal towpaths linking Wolverhampton and Birmingham
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The Serpent Trail Races
UTMB-index ultra winding through the South Downs
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Great Glen Ultra Marathon
An ultra through the Great Glen, past lochs and mountain glens
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The 100 Mile Ultramarathon for People Who Don't Do 100 Mile Ultramarathons
Runs 100 miles from Bamburgh Castle to Edinburgh Castle
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Endure24 Leeds
The UK's favourite 24-hour trail relay
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Race for Life Kingston and Kempton Park
Around the track at Kempton Park Racecourse
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The Magnificent 7 Mile Road Race
Cornish lanes above the Tamar and Lynher estuaries
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Race for Life Bath
Beneath the Royal Crescent in Bath
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Race for Life Hull
Charity 5K starting at Hull's Costello Stadium
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Race for Life Maidstone
Charity 5K round the lake at Mote Park
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Race for Life Stevenage
Around the lake at Fairlands Valley Park
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Race for Life Taunton
Cancer Research UK 5K/10K in Taunton
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Wales Marathon
The only fully closed road marathon in Wales, finishing in Tenby
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Race for Life Harrogate
Across Harrogate's 200-acre Stray parkland
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Cannock Chase Forest Half Marathon & 10K
Woodland trails through Cannock Chase's ancient forest
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Race for Life Carlisle
Below Carlisle Castle beside the River Eden
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Renegade 10K
Trails through the Yattendon Estate, past the brewery
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Puddleducks Trail & Road Run
Starts in Dunsop Bridge, heart of the Forest of Bowland
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Race for Life Manchester
Charity 5K/10K through Manchester's Heaton Park
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Race for Life Brighton
Charity 5K through Brighton's Stanmer Park
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Chiltern Ridge Trail Half Marathon
The Ridgeway to an undulating Whiteleaf Hill forest loop
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Race for Life Dudley
Through the grounds of Himley Hall
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Great North 10K
Tyneside 10K from the organisers of the Great North Run
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Race for Life Sutton Coldfield
Charity 5K/10K across ancient Sutton Park
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Race for Life Blackpool
Beneath the Tower on Blackpool's promenade
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Swan Challenge: 6 Hour Running Race
Six hours of laps through historic Coombe Abbey parkland
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The Sting Backyard Ultra
4.17 miles round the Dales, looped till one remains
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Black Mountains Ultra, Marathon, Half Marathon
Across Wales' rugged Black Mountains ridgeline
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Lakeland Trails Ultra
A midnight start under Lake District peaks
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River Hamble Country Park 5K & 10K
Along the River Hamble's woods and gravel paths
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Race to the Stones Trail Run
Along Britain's oldest road to a stone circle
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Otter Rail and River Run
Along the River Otter, on Devon's old railway path
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Black Diamond Yr Wyddfa | Snowdon24 2026
Repeat ascents of Yr Wyddfa for 24 hours straight
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Beat the Ferry 50K & Studland 25K
Races the Sandbanks chain ferry along the Dorset coast
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Tenacious Ten Hour Endurance Challenge
Ten-hour lap challenge across technical Black Mountains terrain
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Wasdale Fell Race
Crosses Scafell Pike, England's highest peak
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Dundee Running Adventure Half Marathon (HALF DRAM)
Along the Tay's northern banks to Broughty Ferry
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Parallel Windsor
An inclusive festival race down Windsor's Long Walk
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Race for Life Newcastle
Charity 5K across Newcastle's vast Town Moor
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Newcastle Half Marathon & 10K
A fast, closed-road course past Newcastle Airport
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Ilkley Half Marathon
Through Wharfedale's rolling Yorkshire countryside
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Sevenoaks 7
Through Knole's historic deer park hills
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Race for Life Leeds
Runs through Temple Newsam's Tudor-Jacobean estate
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Chirk 10K
Runs through Chirk, home to Chirk Castle
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London 10K
Fast 10K past Piccadilly, Trafalgar Square and Whitehall
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Ludlow 10
A steep climb up Ludlow's Donkey Steps
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Race for Life Leicester
Charity 5K through Leicester's Victoria Park
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Race for Life Northampton
Charity 5K through Northampton's Abington Park
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Snowdonia Trail Marathon Eryri
Beneath Yr Wyddfa, through Beddgelert and Nant Gwynant
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Rasselbock Marathon, Half & Ultra
Deep in Sherwood Pines' historic royal forest
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Trafford Trails 5
Along the Mersey through Kickety Brook woods
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Summer Turkey Trot Road Race
Cornwall's historic Turkey Trot, 50 runnings strong
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Dash X Beach Trail Run
A summer-evening 10K along Hampshires coastal trails
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Grey Abbey Endurance Challenge
Timed laps through the historic Grey Abbey Estate, Co. Down
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Sea2Sky
From Newcastle's seafront toward the Mourne foothills
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Castle to Castle Ultra
From Clitheroe Castle to Lancaster Castle, 36km
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Run The Blades
Race among giant turbines at Whitelee wind farm
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Dragon Coastal Ultramarathons
100 to 30 miles along the wild Wales Coast Path
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Race The Light Wendover Woods
Evening trail race through the Chiltern woods at dusk
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Ipswich Twilight 10K
Ipswich's twilight 10K, run after sunset
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Gower Peninsula Ultra Challenge
Self-paced coastal ultra from Penrice Castle, Gower
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The Ciderthon
A half marathon with 12 cider stops through Henley
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Pinnacle Ridge Extreme
28km of technical Lakeland skyline with 2700m of climb
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Snowdon Race - Râs yr Wyddfa
Up and down Snowdon, Wales's highest peak
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Helvellyn Sky Ultra
England's most technical ultra, 3,700m of Lakeland ascent
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Rabbit Run Wales
Trail race through the private Merthyr Mawr dune estate
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Highlander Last One Standing
Scottish backyard ultra: hourly loops till one remains
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St Sunday Sky Race
A sky race over St Sunday Crag and the Eastern Fells
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Race for Life London Victoria Park
Through Victoria Park, London's oldest public park
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Race for Life Worcester
Laps Worcester's riverside racecourse on the Severn
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BigHeat "CAMP-FIRE"
A weekend trail festival with camping in the South Downs
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Race for Life London Beckenham Place Park
Around Beckenham Place Park's restored Georgian mansion
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Summits of the North York Moors Ultra
A 120-mile ultra looping through North York Moors National Park
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Race for Life Colchester
Charity 5K by Colchester Castle
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Winwick Hall Trail Races
Wind through the private Winwick Hall Estate parkland
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Belvoir Castle Marathon
Marathon miles in the shadow of Belvoir Castle
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Race for Life Chelmsford
Charity 5K through Chelmsford's Hylands Park
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Race for Life Wrexham
Along the River Alyn through Alyn Waters park
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Wye Valley Tunnel Run
Race through restored railway tunnels in the Wye Valley
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Race for Life St Albans
Through Verulamium Park, built over a Roman city
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Durham City Run Festival
Through Durham's UNESCO World Heritage cathedral quarter
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Purdown Pursuit
Hilly 10K loop over Purdown park, Bristol
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Lakeland 100
A legendary 105km circuit of the Lake District fells
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Race for Life Bedford
Beside the Great Ouse in Bedford's Priory Park
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Beacons Way Ultra
100-mile route through the Brecon Beacons National Park of Wales
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Ultra X Wales
Multi-day ultramarathon through the Brecon Beacons of Wales
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South West Coast 50 Ultra Challenge
Runs the famous coastal path with views to South Wales
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Race for Life Crawley
Around Tilgate Park's lakes and woodland
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Rollin' 100 Ultramarathon
A looping 100-mile route through the Shropshire hills and Marches
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Maverick Chilterns Trail Run
Beech woods and chalk hills of the Chilterns
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Easingwold 10K
An undulating 10K through Easingwold's market town streets
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Hillsborough Castle Running Festival
Traffic-free running through the grounds of a royal castle estate
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Northumberland Coastal Run
14 miles along Northumberland's dramatic coastline
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Maidenhead Trail Run
Flat trail loops through Maidenhead's Summerleaze Park
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Race for Life High Wycombe
Through Bradenham village in the Chiltern Hills
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Beat The Sunset 5K Road Race
An evening 5K road race timed to beat sunset
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Race for Life London Hyde Park
Cancer Research UK's charity 5K/10K in Hyde Park
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Race for Life Liverpool Sefton Park
Charity 5K/10K through Liverpool's Sefton Park
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Off The Tarmac Pen Y Fan Challenge
Both routes summit Pen Y Fan, Wales' highest peak
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Run Snetterton 10K & 5K
Loop the tarmac of Snetterton motor racing circuit
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Great Barrow Challenge
A trail race every day for ten days straight
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Wirral Backyard Ultra
Backyard ultra with seaside views over the Dee Estuary
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The Rasselbock 545
A 545-minute track challenge at Horspath, near Oxford
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North Downs 50 Ultra Challenge
Self-paced ultra along Surrey's North Downs
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Summer Canal Canter
100% along the towpath of the Grand Western Canal
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Michelmersh & Timsbury 5 Mile & 10 Mile
Mixed terrain through fields and villages near Romsey
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Isle of Mull Half Marathon & 10K
Flat and fast half marathon on the Isle of Mull
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Islay Half Marathon
A circular run across Scotlands whisky isle of Islay
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Yorkshire Wolds Ultra
Circular 55km route through the rolling Yorkshire Wolds
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MindOverMoors - Esk Valley Way Ultra
Source to sea along North Yorkshire's River Esk
Save any of these to your season in RunCalendar and hear the morning entries open. Free on iPhone, no account needed.
Every race here is published by its organiser; RunCalendar checks the date and the entry window against the organiser's own page and rebuilds this calendar every night. A confirmed date shows its day; a provisional one shows only its month. Last updated 22 October 2026.