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Ultra X Scotland
Multi-stage Highlands ultra covering 12 to 110 km over two days
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Isle of Wight Challenge
Circuits the Isle of Wight's coastal cliff paths
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Run Balmoral
Family running weekend through the forests of Balmoral Estate
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Pennine Barrier Ultra
50 miles across the Yorkshire Dales from Malham
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Centurion Thames Path 100
100 miles along the Thames Path towpath from London
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Lakeland Trails in Staveley
Climbs Reston Scar above Kentmere's tarns and fells
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Race for Life Swindon
Runs through Lydiard Park's Palladian mansion grounds
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Calderdale Way Ultra
Ultra following the Calderdale Way footpath circuit
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Balfron 10K Race
Runs entirely on closed Stirlingshire country roads
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Maverick Exmoor X-Trail Run
Savage climbs and coastal views on Exmoors rugged trail course
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Race for Life Caernarfon
Across the river from Caernarfon's medieval castle
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Runaway Train Trail Race
Follows the old Windsor Hill railway line
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Race for Life Cardiff
Along the River Taff beside Cardiff Castle
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Race for Life York
Loops York Racecourse on the historic Knavesmire
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Three Forts Challenge
Passes three Iron Age hillforts on the South Downs
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Worthing RUN-FEST
Runs along Worthing's seafront promenade
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Milton Keynes Marathon Weekend
A citywide marathon showcasing Milton Keynes architecture
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Great Birmingham Run
Birmingham's big city-centre half marathon and 10K
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Saltash Half Marathon, 5K & Fun Run
One of the UK's oldest, toughest half marathons
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Race for Life Stirling
Round Airthrey Loch below the Wallace Monument
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Rapid Relays
4-hour lap race along the Thames towpath
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Marlborough Downs Challenge
33-mile trek across the rolling Marlborough Downs
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The Wrath
Non-stop, solo and self-sufficient: 236 miles up the Cape Wrath Trail
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Gear 10K
GEAR = Grand East Anglia Run, along the River Ouse
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Belfast City Marathon
A scenic marathon through the historic streets of Belfast
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Horwich Trail Runs
Full and Half Pike trail routes above Horwich
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Newcastle-Gateshead Marathon, Half Marathon & 10K
Riverside marathon past the Tyne historic bridges and cityscapes
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Exeter Marathon
A historic city marathon through Exeter landmarks and countryside
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Ipswich Twilight 5K
Run after sunset through the streets of Ipswich
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Gibside Trail Runs
Trail runs through Gibside's historic designed landscape
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Run Rampage Weekender
Mud-soaked obstacle race through Mid Ulster countryside
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Race for Life Wigan
Woodland loops through a former coal-mining estate
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Race for Life Coventry and Warwickshire
At Stoneleigh Park, former home of the Royal Show
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Scorton Trail Run
Forest of Bowland trails, an area of outstanding beauty
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Run Rabbit Trail Festival
Trail races across the historic Deene Park Estate
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Halstead & Essex Marathon
Halstead Road Runners' marathon through North Essex
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Pennine 39
39 miles across the North Pennines from Alston
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Beaverbrooks Blackpool 10K Fun Run
Traffic-free 10K along Blackpool's promenade
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24 Hours South - The Offa's Dyke Ultra
24-hour timed ultra along the ancient Offa's Dyke
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Kintyre Way Ultra
Coastal Tayinloan to historic Campbeltown, 35 miles
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Radyr Trail Half Marathon & Marathon
Trails runners call "beautiful and brutal"
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Sandstone Trail Challenge
34 miles across three counties on the Sandstone Trail
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Run Prestwood
Chiltern Hills village race, running for 25+ years
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Shires & Spires
Four distances through Northamptonshire's historic spires
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Wirral Marathon
Winds past villages and the Mersey Estuary on the Wirral Peninsula
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Race for Life London Regents Park
Loops of Regent's Park past the boating lake
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EnduranceLife Exmoor
Grueling climbs, moorland, and dramatic cliffs across Exmoor
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Brighton Backyard Ultra
Last one standing race looping through Stanmer Park woodland
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The Lap
47-mile lap of Windermere, England's largest lake
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National Forest Way Ultra 75
75 miles across the wild Midlands from Alrewas to Beacon Hill
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West Country Ultra
A weekend double: 50 miles Saturday, 100k Sunday
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Run to the Sea Brighton
Inland Horsham to the Brighton seafront, a 50K ultra
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Trevornick 10k
Cornish Grand Prix's coastal, multi-terrain 10K
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Zig Zag Marathon and Half
Lapped trail marathon at Bury St Edmunds' Nowton Park
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Great Bristol Run
City route past Bristol landmarks and vibrant street art
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Race for Life Fife
Through Kirkcaldy's Victorian Beveridge Park
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Race for Life Portsmouth
Across Southsea Common, facing the Solent
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Carsington 7+
Round Carsington Reservoir in the Derbyshire hills
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Snowdonia Half Marathon
Half marathon through Snowdonia's mountain scenery
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Sunderland City Runs
A half marathon, 10K and 5K along Sunderland's coast
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Hardmoors 26.2 White Horse Trail Races
Rugged North Yorkshire trail race with magnificent White Horse views
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Race for Life Aberystwyth
Along Aberystwyth's Victorian seafront promenade
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Bidwells Town & Gown 10K: Oxford
Oxford's Town & Gown 10K, run since 1982
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Bosworth Half Marathon
Half marathon past the Battle of Bosworth battlefield
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Greenway Challenge
13 miles clockwise round the Letchworth Greenway
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The Rathfinny Run
Trail run through South Downs vineyards and rolling hills
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Race for Life Harlow
Harlow Town Park, one of Britain's earliest new-town parks
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Race for Life Walsall
Round Walsall Arboretum's Victorian boating lake
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Ranelagh Half Marathon
Thames towpath out to Kingston Bridge and back
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Colchester 10K
Flat, fast 10K through historic Colchester
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Leeds Half Marathon
A huge half marathon known for its phenomenal crowd support
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Bluebell Trail Run
Woodland trails through Dalkeith Country Park
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Alderley Edge 10K
Fast, closed-road 10K on flat Cheshire lanes
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Spire Ultra
33-mile mixed-terrain ultra above Chesterfield
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Brathay 10in10
Ten marathon laps around Windermere in the Lake District, ten days
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Kendal to Preston Ultra
Fifty miles point to point from the Lake District to the Fylde coast
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Eryri by UTMB
Circles Yr Wyddfa through Eryri National Park
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Off The Tarmac Trail Marathon & 10 Mile
Trail marathon into the Brecon Beacons foothills
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The Compton Marathon & 16 Mile Challenge
Loops crisscrossing the ancient Ridgeway, Berkshire Downs
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White Peak Marathon Festival
Off road marathon, half and 10k through Peak District National Park
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Strabane Lifford Half Marathon
Cross-border half marathon linking Strabane and Lifford
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Roadford Lake Trail Races
Lakeside loops around Roadford Lake, Devon
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Mount Famine
Short, steep fell race up Mount Famine
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Cateran Trail Ultramarathon
55-mile circular route from Spittal of Glenshee
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Ripon Stinger Trail Race
A trail race past Fountains Abbey and the Valley of Seven Bridges
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Bishop's Castle Trail Ultra
Shropshire Way, Offa's Dyke & the Kerry Ridgeway
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Race for Life Bradford
Round Lister Park's boating lake and Cartwright Hall
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Derwent Reservoir Trail Runs
Trail runs around Derwent Reservoir's lakeside paths
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Pommie Panter Fell Race
Peak District fell race with rough trails and a swamp
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Race for Life Swansea
Beside Swansea's National Waterfront Museum
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Eastnor Castle Backyard Ultra and Relay
A last one standing ultra through a castle deer park
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Race for Life Glasgow
Round Glasgow Green, the city's oldest park
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Chester Half Marathon
Half marathon through Chesters historic streets along the River Dee
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Eyam Half Marathon
Through Eyam, the Peak District's 1665 plague village
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Rye Half Marathon & 10k
Flat half marathon and 10K on the edge of Romney Marsh
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Race for Life Birmingham
Round Cannon Hill Park's Victorian boating lake
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Hackney Half Marathon
Half marathon through vibrant Hackney in East London
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Race for Life Winchester
Beside the River Itchen under Winchester's walls
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Race for Life Edinburgh Hopetoun House
Parkland loops above the Firth of Forth
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Barry Island 10K
Sun, sea and sand at the seaside resort of Barry Island
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Race for Life Cheshire Delamere Forest
Trails through Cheshire's largest ancient forest
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Run Plymouth Half Marathon & 10K
Coastal course through Britain's Ocean City
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Worcester Marathon, Half Marathon & 10K
14th year, loops through Worcestershire countryside
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Thruxton 10k Series & Fun Run
Run laps of the UK's fastest race circuit, Thruxton
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Quarry Bank Trail 10K
Through the wooded Quarry Bank Mill estate
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Race for Life Scarborough
A 5K on Scarborough's North Bay seafront
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Test Track 10 & Fun Run
Ten miles round Ford's private vehicle test track
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Keswick Mountain Festival
Trail runs beside Derwentwater in the Lake District
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5K Beer Challenge
A 5K through Bowdon's suburbs with beer stops en route
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Race The Tide
Race the incoming tide across a Devon estuary
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Panopticons Ultra
Links East Lancashire's landmark Panopticon sculptures
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Beat The Sunset 50K Ultra
Race to the finish before the sun sets, 50K
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Maverick Cotswolds Trail Run
Rolling hills and honey-stone villages of the Cotswolds
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Dartmoor Prison Break Ultra Challenge
Escape Dartmoor Prison on foot, out across the moor
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Wild Atlantic Ultra
Ultra circling Croagh Patrick, Doolough Valley and Clew Bay
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The Fox Trail Ultra, Marathon & Half Marathon
Traces the Fox Way through the Surrey countryside
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Race for Life Brentwood
Ancient deer-park woodland outside Brentwood
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Hardmoors 110
110 miles along the Cleveland Way through the North York Moors
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Goring Gap Trails
Thames-side trails beneath the Chiltern Hills for new ultra runners
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Montane Ullswater Way Trail
Follows the Ullswater Way around a Lake District lake
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Race for Life Welwyn and Hatfield
Round Stanborough Park's watersports lakes
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Great West Run
Devon's biggest half marathon, through Exeter
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Llanelli Half Marathon
Flat coastal course along Wales' Millennium Coastal Path
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Great Manchester Run
One of the UK's biggest city 10Ks and half marathons
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Race for Life Telford
One of Europe's largest urban parks, on old mine land
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Anglesey Half Marathon & 10K
Closed roads with Eryri's peaks across the Menai Strait
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Race for Life London Finsbury Park
Through Finsbury Park in north London
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Buxton Half Marathon
A challenging half marathon through the Peak District
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Nottingham 10K
Finishes at Nottingham Castle
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The Swansea 5K
Fast, flat 5K with views over Swansea Bay
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Race for Life Belfast
Up the grand avenue to Stormont's Parliament Buildings
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Hartlepool Half Marathon
New half marathon along Hartlepool's North Sea coast
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Race for Life Weston-super-Mare
Along the sand where the tide goes out for miles
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Kirkhill 8
Eight hours looping Kirkhill Forest near Aberdeen
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London 2 Brighton Challenge
London to Brighton on foot, finishing at the seafront
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Norn Iron 100 Half Marathon
Along Northern Ireland's dramatic Causeway Coast
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Race for Life Middlesbrough
Through the park where Captain Cook was born
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Isle of Jura Fell Race
Crosses the iconic Paps of Jura
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Grand Union Canal Race
145 miles along the canal, Birmingham to London
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PWR Endure Backyard Ultra Marathon
Last one standing at Tockington Manor, Gloucestershire
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The Ultra Loop - Track Edition
6, 12 or 24 hours looping a Manchester athletics track
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The Ridgeway Challenge & Ridgeway Chase
An 86-mile point-to-point trek along the ancient Ridgeway Trail
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Race for Life London Clapham Common
Loops around Clapham Common in south London
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Race for Life Poole
Waterfront loops beside Poole's vast natural harbour
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UK Ultra South Downs
Runnable, non-technical trails across the South Downs
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Burrator 10K
Tarmac loop around Dartmoor's Burrator Reservoir
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Norn Iron 100
108-mile point-to-point ultra across Northern Irelands wild coast
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Hull 10K
Flat, fast 10K winding through historic Hull city streets
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Run For The 97
Liverpool 5K in memory of the 97 Hillsborough victims
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Race for Life Shrewsbury
A bend of the River Severn through The Quarry
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9 Locks Challenge
A nine-lock climb along an old industrial canal route
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Race for Life Llanelli
Along Wales' coast path over old tinplate works
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Newry City Half Marathon & 10K
Flat, fast half and 10K hosted by Newry City Runners
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Race for Life Inverness
Riverside laps beside the River Ness
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Green Park Reading 10K & Family Runs
Flat, fast 10K looping through Reading's Green Park
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Edinburgh Marathon
A fast descent from the historic Royal Mile to the sea
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.