Running Calendar UK - 2026
The following is a list of fun runs, marathons, obstacle course races, triathlons and multisport/adventure races in United Kingdom in 2026.
Use the search function to filter events in this time period.
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Events 601 to 700 of 934
Future Outlaw Run: Original
Saturday, 25 July 2026National Water Sports Centre, Nottingham, UK
London T100 Triathlon
Saturday, 25 July 2026 to Sunday, 26 July 2026Royal Victoria Dock, London, UK
Outlaw Original Triathlon
Saturday, 25 July 2026 to Sunday, 26 July 2026National Water Sports Centre, Nottingham, UK
Rat Race 100 - Edinburgh to Glamis
Saturday, 25 July 2026 to Monday, 27 July 2026Edinburgh to Glamis, Scotland, UK
Rollin' 100 Ultramarathon
Saturday, 25 July 2026Bishops Castle, Shropshire, UK
South West Coast 50 Ultra Challenge
Saturday, 25 July 2026Dunster, Minehead, Somerset, UK
The Rasselbock 545
Saturday, 25 July 2026Horspath Athletics Track, Oxford, UK
Ultra X Wales
Saturday, 25 July 2026 to Sunday, 26 July 2026Abergavenny, Monmouthshire, Wales, UK
Yorkshire Wolds Ultra
Saturday, 25 July 2026Pocklington, Yorkshire, UK
Beat The Sunset 5K Road Race
Sunday, 26 July 2026Desborough, Kettering, UK
Easingwold 10K
Sunday, 26 July 2026Easingwold, North Yorkshire, UK
Hillsborough Castle & Gardens Running Festival
Sunday, 26 July 2026Hillsborough Castle & Gardens, Hillsborough, NI
Maidenhead Trail Run
Sunday, 26 July 2026Maidenhead, Berkshire, UK
Michelmersh & Timsbury 5 Mile & 10 Mile
Sunday, 26 July 2026Timsbury, Romsey, UK
Snowman Triathlon & Duathlon
Sunday, 26 July 2026Plas Y Brenin, Capel Curig, UK
Run Snetterton 10K & 5K
Wednesday, 29 July 2026Snetterton, Norwich, UK
Indian Queens Half Marathon
Saturday, 1 August 2026 (Date TBC)Indian Queens, Cornwall, UK
Isaac’s Tea Trail Ultra
Saturday, 1 August 2026Allendale Town, Hexham, UK
Islay Half Marathon
Saturday, 1 August 2026Bowmore, Isle of Islay, UK
North Downs 50 Ultra Challenge
Saturday, 1 August 2026Guildford, Surrey, UK
Summer Canal Canter
Saturday, 1 August 2026Tiverton, Devon, UK
Wales Swimrun
Saturday, 1 August 2026Freshwater East to Saundersfoot, Pembrokeshire, UK
Derby Running Festival
Sunday, 2 August 2026Elvaston Castle Country Park, Derby, UK
Run The Raid Lindisfarne
Sunday, 2 August 2026Holy Island, Berwick-upon-Tweed, UK
Sri Chinmoy Try-a-Tri
Sunday, 2 August 2026Tockington Manor School, Tockington, Bristol
Sturminster Newton Half Marathon
Sunday, 2 August 2026Sturminster Newton, Dorset, UK
York 10K
Sunday, 2 August 2026Knavesmire Road, York, UK
MTC Cotswold Ultra
Thursday, 6 August 2026Kemble to Oxford, UKMTC Thames Challenge - Multi Stage
Thursday, 6 August 2026 to Sunday, 9 August 2026Cotswolds to Greenwich, UKMTC Oxford Ultra
Friday, 7 August 2026Oxford to Henley-on-Thames, UK
Brecon Beacons Trail Runs
Saturday, 8 August 2026Talybont-on-Usk, Brecon, UK
Maverick Ochil Hills Trail Run
Saturday, 8 August 2026Airthrey Castle, Stirling, UKMTC Windsor Ultra
Saturday, 8 August 2026Henley to KIngston, UK
Sticker 5 Mile Race
Saturday, 8 August 2026Sticker, Saint Austell, UK
Stour Valley Path 100K & 50K
Saturday, 8 August 2026Newmarket / Sudbury to Brantham, UK
The Cordwell Colossus
Saturday, 8 August 2026Holmesfield, Dronfield, UK
The Ultra Loop - Temple Newsam
Saturday, 8 August 2026Temple Newsam Park, Leeds, UK
Burnham Beeches Half Marathon & 10K
Sunday, 9 August 2026Farnham Royal, Slough, Buckinghamshire, UK
Hardmoors 26.2 Farndale Trail Races
Sunday, 9 August 2026Hutton-le-Hole, North Yorkshire, UK
Into The Woods 10K Trail Run
Sunday, 9 August 2026Guilden Down, Clun, UK
MTC Richmond Ultra
Sunday, 9 August 2026Kingston upon Thames, London, UK
Ramsbury Gold 10K
Sunday, 9 August 2026Ramsbury Brewery, Aldbourne, Marlborough, UK
Run Solihull Half Marathon & 5K
Sunday, 9 August 2026Solihull, UK
Test Way Relay
Sunday, 9 August 2026Linkenholt to Totton, Hampshire, UK
Windmill Half Marathon
Sunday, 9 August 2026Lytham Windmill, Lytham St Annes, UK
Foxton Hound Ultra
Saturday, 15 August 2026Winwick, Northants, UK
Pierrepont Plod - Summer
Saturday, 15 August 2026Holme Pierrepont, Nottingham, UK
SkyRun Eryri
Saturday, 15 August 2026Rhyd-Ddu, Caernarfon, Wales, UK
York Kids Fun Triathlon
Saturday, 15 August 2026York Sports Village, York, UK
Clacton Half Marathon & 10K
Sunday, 16 August 2026 (Date TBC)Clacton-on-Sea, Essex, UK
Frome Running Festival
Sunday, 16 August 2026Frome, Somerset, UK
IRONMAN Leeds
Sunday, 16 August 2026Roundhay, Leeds, UK
Lightning Bolt 10K: Race 4
Sunday, 16 August 2026Langley Burrell, Chippenham, Wiltshire, UK
Morland Half Marathon
Sunday, 16 August 2026Morland, Cumbria, UK
Scottish Half Marathon
Sunday, 16 August 2026Edinburgh, Scotland, UK
Tidal Trails - South Shields
Sunday, 16 August 2026 (Date TBC)South Shields Beach, South Tyneside, UK
Two Tunnels Railway Races: August
Sunday, 16 August 2026Bath, Somerset, UK
York Triathlon
Sunday, 16 August 2026York Sports Village, York, UK
Beast of Llangattock
Saturday, 22 August 2026Llangattock, Crickhowell, UK
The Restless Xtreme Gravel Triathlon
Saturday, 22 August 2026Lochgoilhead, Cairndow, UK
The Summer Green Man Ultra (GMU)
Saturday, 22 August 2026Ashton Park School, Bristol, UK
Fleetwood Half Marathon
Sunday, 23 August 2026Fleetwood, Lancashire, UK
Insane Terrain Running
Sunday, 23 August 2026Doddington, March, UK
The Big Pilgrimage
Sunday, 23 August 2026Southampton to Titchfield Abbey/Wickham, UK
Wimbleball Lake Trail Races
Friday, 28 August 2026Wimbleball Lake, near Dulverton, Somerset, UK
Black Cattle Ultra
Saturday, 29 August 2026Llanthony Priory to Cardiff, UK
Dales Dazzler
Saturday, 29 August 2026Skipton, North Yorkshire, UK
Devon & Cornwall Backyard Ultra
Saturday, 29 August 2026Newnham Park, Plympton, Plymouth, UK
Kirkcaldy Parks Running Festival
Saturday, 29 August 2026 to Sunday, 30 August 2026Kirkcaldy, Fife, UK
London Backyard Ultra
Saturday, 29 August 2026Croyden, London, UK
Northstowe Running Festival
Saturday, 29 August 2026Northstowe, Cambridge, UK
Staffin Triathlon & 10K Run
Saturday, 29 August 2026Staffin, Isle of Skye, UK
Ali Brownlee 5K
Sunday, 30 August 2026Middlesbrough, UK
Bovingdon 10K
Sunday, 30 August 2026Bovingdon, Hemel Hempstead, UK
Hardmoors 26.2 Roseberry Trail Races
Sunday, 30 August 2026Belmangate, Guisborough, North Yorkshire, UKMiddlesbrough Runs
Sunday, 30 August 2026Centre Square, Middlesbrough, UK
Nottingham Running Festival
Sunday, 30 August 2026Nottingham Racecourse, Colwick Park, Nottingham, UK
Stevenage 10K
Sunday, 30 August 2026Stevenage, Hertfordshire, UK
The Muntjac 15
Sunday, 30 August 2026Danbury, Chelmsford, UK
Timberhonger 10K Road Race
Sunday, 30 August 2026Bromsgrove, Worcestershire, UK
Blackpool Night Run
Wednesday, 2 September 2026Blackpool, Lancashire, UK
The Joust 6, 12 & 24 Hour
Friday, 4 September 2026 to Sunday, 6 September 2026Top Barn Campsite, Holt Health, Worcester, UK
Alderford Kids Fun Triathlon
Saturday, 5 September 2026Alderford Lake, Whitchurch, UK
Bedford Running Festival
Saturday, 5 September 2026 to Sunday, 6 September 2026Russell Park, Bedford, UK
Borders 8-hour Challenge
Saturday, 5 September 2026Newcastleton, Scottish Borders, UK
Due North Race Series Malham Half Marathon
Saturday, 5 September 2026Malham, Skipton, UK
Glenmore 24 Trail Race
Saturday, 5 September 2026 to Sunday, 6 September 2026Glenmore, Aviemore, UK
Lakeland Trails Keswick
Saturday, 5 September 2026Keswick, UK
Maverick Kielder Forest Gravel Run
Saturday, 5 September 2026Hexham, Northumberland, UK
Nuclear Mud Tribe Race
Saturday, 5 September 2026Kelvedon Hatch, Brentwood, UK
Rasselbock Backyard Ultra - Hardwick
Saturday, 5 September 2026Hardwick Hall Estate, Chesterfield, UK
Rat Race Sea to Summit - Scafell Pike
Saturday, 5 September 2026Scafell Pike, Cumbria, UK
Westonbirt Arboretum Races Summer
Saturday, 5 September 2026 to Sunday, 6 September 2026Westonbirt, Tetbury, UK
Alderford Triathlon
Sunday, 6 September 2026Alderford Lake, Whitchurch, UK
Blencathra Marathon
Sunday, 6 September 2026Caldbeck, Wigton, Cumbria, UK
Bridgwater Half Marathon
Sunday, 6 September 2026 (Date TBC)Bridgwater, Somerset, UK
Caernarfon Half Marathon
Sunday, 6 September 2026Caernarfon, Wales, UK
Cardiff 10K
Sunday, 6 September 2026Cardiff City Centre, Wales, UK
City To Sea
Sunday, 6 September 2026Exeter to Babbacombe Downs, Devon, UK
Glencoe Marathon & Half Marathon
Sunday, 6 September 2026Ben Nevis to Glencoe, Scottish Highlands, UK
Events 601 to 700 of 934