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Rasus y Bannau
Ultra through Bannau Brycheiniog, the Brecon Beacons
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Kew Gardens Run
Run past palm houses inside the Royal Botanic Gardens
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Lakes Traverse
100km opening leg of Wainwright's Coast to Coast
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Total Coastal Ultra & Half Marathon
Rugged South West Coast Path through scenic Devon
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UK Ultra Springtide
A single loop 50K through historic Arundels countryside
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Testway Ultra
Fifty miles down the Test Way, chalk stream to the Solent
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Northern Traverse
300km sea-to-sea along Wainwright's Coast to Coast
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The Moray Marathon
The only spring road marathon in North and East Scotland
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Devilla 8-hour Challenge
8 hours of laps through Devilla Forest, Fife
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Florida Endurance Challenge
12, 6 or 3 hours around Florida Manor's grounds
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Maverick East Sussex Trail Run
Rolling South Downs Way trails above Brighton
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City of Lincoln 10K
A scenic 10K through historic Lincoln beneath a soaring cathedral
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Rutland Spring Half Marathon
Half marathon through England's smallest county
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The Brighton Trail Marathon
South Downs trail finishing into Brighton Marathon
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High Lodge Half Marathon - Spring
Pine forest trails on flat East Anglian terrain
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Brighton Marathon
Big-city seaside marathon along the Brighton front
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Lydd Half Marathon & 20 Mile
Flat country lanes across Romney Marsh, Kent
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Canalathon Ultra
Canal towpath ultra from Sowerby Bridge toward Manchester
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Welshpool 10K
Held on the grounds of Powis Castle, Welshpool
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Wimbledon Common Trail Half Marathon
Urban trail running through historic Wimbledon Common in London
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Gorseinon 10K & 2K
A road 10K/2K raising funds for Morgan's Army
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P.A.U.L For Brain Recovery 10K Run
A charity 10K raising funds for brain injury recovery
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Omagh Half Marathon
One of the largest half marathons in Northern Ireland since 1989
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London Landmarks Half Marathon
Run past famous London landmarks on closed city streets
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Sheffield Half Marathon
A premier half through Sheffield streets and Peak District views
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Exe to Axe Trail Run
A point to point coastal trail on Devons rugged South West Coast Path
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Bramham Park Trail Runs
Trail run through the historic Bramham Park estate
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EnduranceLife Giant's Causeway
Rugged coastal trail past dramatic UNESCO sea-stack cliffs
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Henley River Trail Half Marathon & 10K
Along the Thames towpath through regatta town Henley
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The Calderdale Hike
35, 24 or 16 miles across Pennine moorland
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Kent Backyard Ultra - Sholden
Backyard ultra: a 6.7km yard, every hour, until one remains
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Lakes Mountain 40
40 miles over Lake District fells above Ullswater
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Lakeland Trails Hawkshead
Rugged Lakeland trails from Hawkshead village
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Rose of the Shires Ultra & Rosebud Marathon
A 54-mile ultra along Northamptonshire towpaths
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Derry/Londonderry to Belfast Ultra
A grueling 75-mile point-to-point crossing of Northern Ireland
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The Froyle 10K Trail Race
Hampshire trail 10K with sweeping South Downs views
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Monsal Trail Half Marathon & 10K
Former railway route through tunnels and a spectacular viaduct
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Ultra Tour of Arran
Two-day off-road adventure across the Isle of Arran
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Stanhope Trail Races
Trail 10K and half marathon through Weardale
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Montane Howgills Trail
Loops through the remote Howgill Fells above Sedbergh
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Bath & Bristol Railway Races Spring
Along a historic rail trail from Bath to Bristol
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Southampton Marathon Festival
A coastal marathon festival through historic Southampton streets
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Flitwick 10K Road Race
Fast, closed-road 10K through rural Bedfordshire
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bigmoose Ultra Fun Run
Charity run through Cardiff's Bute Park
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Charm Bracelet Marathon and Half Marathon
An off-road marathon along rugged cliffs of the Cleveland Way
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Mersey Tunnel 10K
Runs beneath the Mersey through the Queensway Tunnel
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Battle of the Brampton Valley Way
45K along a disused railway, Leicestershire v Northants
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Dartmoor Marathon
Smooth roads and rugged moorland past Dartmoor Prison
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Pendine Sands Races
Ultra to 5K races across the windswept sands of Pendine Beach
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Salisbury 10 Mile
Historic cathedral city meets rolling countryside, mile after mile
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Coventry Half Marathon & 10K
City streets to countryside and Shakespeares Warwickshire
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Tewkesbury Half Marathon
Runs by the meeting of the Severn and Avon rivers
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Haughley Festival of Running
Four race distances in one Suffolk festival day
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Southampton Marathon Festival
Tenth anniversary marathon festival through Southampton
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Kilometre of Vert in Kernow (KVK)
The only vertical-ascent race in the South West
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Baildon Boundary Way
A marathon around the boundary of Baildon town
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Due North Race Series Burnsall Half Marathon
Yorkshire Dales half beside the River Wharfe
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Ultra X Spring Trail Series
South Downs ultra following the historic Serpent Trail
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Wold Rangers Way Ultra
50km loop through the rolling Yorkshire Wolds
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Devon Coast to Coast Ultra & Marathon
Runs sea to sea across Devon, coast to coast
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Butcombe Trail Ultra
Renowned ultra through the rolling Mendip Hills
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Chiltern Ridge Classic 50K
50K along the Chiltern ridgeline near Berkhamsted
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Cymoedd Sir Fynwy
Climbs Skirrid and the Black Mountains via Llanthony
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Chester Ultra 100
100 miles along Cheshire's canal towpaths from Chester
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Beast of the Beacons
40, 20 or 10 miles across the Brecon Beacons
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Pink Moon - Ladies Trail Half Marathon
An out-and-back half by the light of the Pink Moon
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Steaming to the Coast
Follows the steam railway line down to Minehead
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Beyond Trails
Starts in Bristol city centre, finishes deep in trails
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Windsor 50 Challenge
Follows the Thames Path towpath into Windsor
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Beacon to Beach
From a moorland beacon down to the beach
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Newport Marathon Festival
One of the flattest marathon courses in Europe
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Manchester Marathon
Flat, fast and famously loud through Manchester
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Trawsfynydd Lake Race
Circles Trawsfynydd Lake, past its retired nuclear plant
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Cannock Chase Trail Half Marathon, 10K & 5K
Trails through Cannock Chase, a Staffordshire AONB
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Angus Ham Half Marathon
Loops past Monikie Country Park's Victorian reservoirs
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The Trunce
Muddy Pennine trail race famous for wet feet
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Thames Ring 250
250 miles along the River Thames through British countryside
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The Medieval Backyard Ultra
Last one standing looping a medieval themed lakeside course
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Canal Shuffle
Follows the historic Grand Western Canal towpath
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The Fellsman
A 61-mile fell race across the Yorkshire Dales since 1962
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Vale Coastal Trail Races
Follows the Wales Coast Path through the Vale of Glamorgan
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Blackpool Festival of Running
Coastal Blackpool streets host this multi-distance seaside festival
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Devil o' the Highlands Footrace
42 miles along the West Highland Way to Fort William
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Pembrokeshire Coastal Ultra
Rugged Pembrokeshire coastline from 10K to full ultra
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Forth Ultra & Team Relay
Circular ultra around the historic Firth of Forth
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Monbrec Canal 40 Mile Race
40 miles along the Monmouthshire & Brecon Canal towpath
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Annalong Horseshoe
Horseshoe route over the Mourne Mountain peaks
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Three Peaks Race
Takes in Pen-y-ghent, Whernside and Ingleborough
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Shakespeare Marathon
Historic Stratford-upon-Avon roads honor the playwright Shakespeare
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Beecraigs Backyard Ultra
Backyard ultra laps set in Beecraigs Country Park
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UK Trail Running Festival
Dorset countryside trails from a marathon down to a 5K
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Kinder Downfall
Fell race past Kinder Downfall, England's blow-back falls
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Delamere Forest Half Marathon & Marathon
Loops through Delamere, Cheshire's largest forest
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Tissington Trail Marathon & Half Marathon
Runs the old Ashbourne-Parsley Hay railway line
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Barry Buddon FAST Half Marathon
Loops Barry Buddon's coastal MOD training ground
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Race The Tram Edinburgh
Race a tram across Edinburgh to the finish line
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Shakespeare Marathon
Passes Shakespeare's grave and the RSC theatre
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London Marathon
The greatest big-city marathon, Greenwich to The Mall
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Bat Challenge
6-hour timed loop race that runs into darkness
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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.