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 301 to 400 of 1054
Barry Island 10K
Sunday, 17 May 2026Barry Island, Barry, Wales, UK
Beer Blazer
Sunday, 17 May 2026Beer, Devon, UK
Cape Wrath Ultra
Sunday, 17 May 2026 to Sunday, 24 May 2026Fort William to Cape Wrath, UK
Chester Half Marathon
Sunday, 17 May 2026Chester, UK
Cookridge Community Run
Sunday, 17 May 2026Cookridge, Leeds, UK
Deepings Run
Sunday, 17 May 2026Deeping Saint James, Peterborough, UK
Guernsey Ultra
Sunday, 17 May 2026Guernsey, Channel Islands, UK
Hemel Hempstead 10K & 5K
Sunday, 17 May 2026Hemel Hempstead, Hertfordshire, UK
Hook Fun Run & Road Races
Sunday, 17 May 2026Hook, Hampshire, UK
MacTuff Really Muddy Aberdeen
Sunday, 17 May 2026Castle Fraser, Inverurie, Aberdeenshire, UK
Market Harborough Half Marathon
Sunday, 17 May 2026Market Harborough, Leicestershire, UK
Mud Monsters Run
Sunday, 17 May 2026East Grinstead, West Sussex, UK
Pommie Panter Fell Race
Sunday, 17 May 2026Youlgrave, Derbyshire, UK
Run Plymouth Half Marathon & 10K
Sunday, 17 May 2026Plymouth Hoe, Plymouth, UK
Sinfin 5 Mile
Sunday, 17 May 2026Sinfin Moor Park, Derby, UK
Storm The Castle Duathlon
Sunday, 17 May 2026Ludlow, Shropshire, UK
Strabane Lifford Half Marathon
Sunday, 17 May 2026Strabane, Co. Tyrone, NI
Worcester Marathon, Half Marathon & 10K
Sunday, 17 May 2026Hindlip, Worcester, UK
Thruxton 10K Series & Fun Run - Round 1
Tuesday, 19 May 2026Andover, Hampshire, UK
Hardmoors 200 Trail Ultra
Friday, 22 May 2026 to Sunday, 24 May 2026Kingston upon Hull to Helmsley, Yorkshire, UK
Edinburgh Marathon Festival
Saturday, 23 May 2026 to Sunday, 24 May 2026Edinburgh, Scotland, UKHardmoors 110 Trail Ultra
Saturday, 23 May 2026Filey to Helmsley, Yorkshire, UK
Hokey Cokey Swimrun St Austell
Saturday, 23 May 2026Charlestown, Saint Austell, UK
Kirkhill 8
Saturday, 23 May 2026Kirkhill Forest, Aberdeen, UK
PWR Endure Backyard Ultra Marathon
Saturday, 23 May 2026Tockington, Bristol, Gloucestershire, UK
The Fox Trail Ultra, Marathon & Half Marathon
Saturday, 23 May 2026Godalming, Surrey, UK
The Long Way Round
Saturday, 23 May 2026Albury, Guildford, UK
UK Ultra South Downs Half Marathon, 20 mile, 50K & 100K
Saturday, 23 May 2026Eastbourne, UK
Blackwater Trail Events
Sunday, 24 May 2026Chelmsford to Heybridge Basin / Tollesbury, Essex, UK
Dorchester Sprint Triathlon
Sunday, 24 May 2026Dorchester, UK
Swansea Triathlon
Sunday, 24 May 2026Swansea, Wales, UK
The Swansea 5K
Sunday, 24 May 2026Swansea, Wales, UK
Treforest 10K
Sunday, 24 May 2026The Pottery, Treforest, Pontypridd, UK
Bexhill 5K Series: Race 1
Wednesday, 27 May 2026Bexhill Promenade, Bexhill-on-Sea, UK
Blair Castle Trail Weekender
Friday, 29 May 2026 to Sunday, 31 May 2026Blair Castle, Blair Atholl, UK
DNF Backyard Ultra
Friday, 29 May 2026Little Haywood, Staffordshire, UK
5K Beer Challenge
Saturday, 30 May 2026Altrincham, Cheshire, UK
Abersoch 10K
Saturday, 30 May 2026Abersoch, Gwynedd, Wales, UK
Beat The Sunset 50K Ultra
Saturday, 30 May 2026Maidenhead, Berkshire, UK
Burrator 10K
Saturday, 30 May 2026Burrator Reservoir, Yelverton, UK
Dartmoor Prison Break Ultra Challenge
Saturday, 30 May 2026 to Sunday, 31 May 2026HMP Dartmoor, Princetown, Yelverton, UK
Henley Kids Fun Triathlon
Saturday, 30 May 2026Henley-on-Thames, Oxfordshire, UK
Lake District Running Festival
Saturday, 30 May 2026 to Sunday, 31 May 2026Grasmere, Ambleside, Cumbria, UKLake District Running Festival: OMM LITE Adventure Race
Saturday, 30 May 2026 to Sunday, 31 May 2026Grasmere, Ambleside, Cumbria, UK
Maverick Peak District Trail Run
Saturday, 30 May 2026Bakewell, Derbyshire, UK
Maverick Peak District X-Trail Run
Saturday, 30 May 2026Bakewell, Derbyshire, UK
Otmoor Challenge Half Marathon & 10K
Saturday, 30 May 2026Horton-Cum-Studley, Oxford, UK
The Ridgeway Challenge & Ridgeway Chase
Saturday, 30 May 2026Ivinghoe Beacon to Avebury, UK
The Ultra Loop - Track Edition
Saturday, 30 May 2026Stockport, Manchester, UK
Three Castles 50km Ultra
Saturday, 30 May 2026Rochester to Tonbridge, Kent, UK
9 Locks Challenge 10K: Summer
Sunday, 31 May 2026Stourbridge to Merry Hill, West Midlands, UK
Dunblane Road Race
Sunday, 31 May 2026Dunblane, Stirling, UK
Great Manchester Run
Sunday, 31 May 2026Manchester, UK
Green Park Reading 10K & Family Runs
Sunday, 31 May 2026Green Park, Reading, Berkshire, UK
Henley Triathlon
Sunday, 31 May 2026Henley-on-Thames, Oxfordshire, UK
Hull 10K
Sunday, 31 May 2026Sewell Group Craven Park, Hull, UK
Peckham to Peckham Ultramarathon
Sunday, 31 May 2026Peckham, London to East Peckham, Kent, UK
Southampton Running Festival
Sunday, 31 May 2026Bishop's Waltham, Southampton, UK
Blast Running Sundowner 5K Series 1
Wednesday, 3 June 2026Inverleith Park, Edinburgh, UK
Chase The Sun
Wednesday, 3 June 2026Wareham, Dorset, UK
IRONMAN Bolton Night Run
Friday, 5 June 2026Bolton, England, UK
Pembrokeshire Coastal Races
Friday, 5 June 2026 to Sunday, 7 June 2026Dale, Milford Haven, Wales, UK
Blended's Backyard Ultra
Saturday, 6 June 2026Chilton Candover, Hampshire, UK
Blenheim Palace Triathlon
Saturday, 6 June 2026 to Sunday, 7 June 2026Blenheim Palace, Woodstock, UK
EnduranceLife Classic Quarter
Saturday, 6 June 2026Lizard Point to Land's End, Cornwall, UK
Endure24 Reading
Saturday, 6 June 2026 to Sunday, 7 June 2026Wasing Park, Reading, UK
Glen Lyon Ultra Marathon & Trail Race
Saturday, 6 June 2026 to Sunday, 7 June 2026Loch Lyon, Aberfeldy, UK
Glentress 8-hour Challenge
Saturday, 6 June 2026Glentress Forest, Scotland, UK
Green Man Trail Runs
Saturday, 6 June 2026Inglewhite, Preston, UK
Hop Run
Saturday, 6 June 2026Loanhead, Midlothian, UK
IRONKIDS Bolton
Saturday, 6 June 2026Bolton, England, UK
Isle of Wight Festival of Running
Saturday, 6 June 2026 to Sunday, 7 June 2026Isle of Wight, UK
Lakeland Trails Coniston
Saturday, 6 June 2026Coniston, Cumbria, UK
Midnight Mountain Marathon
Saturday, 6 June 2026Talybont-on-Usk, Brecon, Wales, UK
Mini Burn Adventure Race: Penllyn Estate
Saturday, 6 June 2026Penllyn Estate, Llynhelig, Cowbridge, UK
Mountain Challenge
Saturday, 6 June 2026Christ College, Brecon, UK
National Forest Way Ultra 75
Saturday, 6 June 2026Burton-on-Trent, Midlands, UK
North Wales Pilgrim Trail Marathon
Saturday, 6 June 2026Yr Eifl to Aberdaron, North Wales, UK
ONER Ultra Trail Run
Saturday, 6 June 2026Weymouth, Dorset, UK
Orion Harriers Forest Five Series: Race 1
Saturday, 6 June 2026Epping Forest, Chingford, London, UK
Penn 7 & Fun Run
Saturday, 6 June 2026Penn, Buckinghamshire, UK
Scafell Sky Race
Saturday, 6 June 2026Great Langdale, Lakes District, UK
Suffolk Back Yard Ultra
Saturday, 6 June 2026High Lodge, Thetford Forest, UK
Sundowner Trail Marathon
Saturday, 6 June 2026Purleigh, Chelmsford, Essex, UK
Wales Triathlon
Saturday, 6 June 2026Fishguard, Pembrokeshire, UK
BigSea Trails (WATER)
Sunday, 7 June 2026Studland, Dorset, UK
Care for Kids Barnstaple 10K
Sunday, 7 June 2026Barnstaple, Devon, UK
Dorking Tens - 10K & 10 Mile Road Races
Sunday, 7 June 2026Brockham Village, Surrey, UK
Fairford 10K
Sunday, 7 June 2026Fairford, Gloucestershire, UK
IRONMAN 70.3 Bolton
Sunday, 7 June 2026Bolton, UK
Jubilee Bridge 10K & Half Marathon
Sunday, 7 June 2026Silver Jubilee Bridge, Runcorn, UK
Lakeland Trails Marathon
Sunday, 7 June 2026Coniston, Cumbria, UK
My Name’5 Doddie Charity Race
Sunday, 7 June 2026Gipsy Brae Recreation Ground, Edinburgh, UK
Protein Rebel Running Festival
Sunday, 7 June 2026Tarporley, Cheshire, UK
Swansea Half Marathon
Sunday, 7 June 2026Swansea Arena, Swansea, UK
Two Tunnels Railway Races: June
Sunday, 7 June 2026Bath, Somerset, UK
Weald Challenge Trail Race
Sunday, 7 June 2026Chiddingly, East Sussex, UK
Weybridge 5K, 10K & Half-Marathon
Sunday, 7 June 2026Shepperton, Walton-on-Thames, Surrey, UK
Wythall & Hollywood Fun Run
Sunday, 7 June 2026Wythall, Birmingham, UK
Hayling Billy 5 Mile Race
Wednesday, 10 June 2026Hayling Island, Hampshire, UK
Events 301 to 400 of 1054