Marathons in United Kingdom
The marathon is seen as the ultimate long distance run, and originated at the first modern Olympics in Athens, Greece in 1896, becoming standardised at 42.195km in 1921.
The following is a list of running events in United Kingdom that include a Marathon distance.
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Events 1 to 100 of 169
BigMud Trails (EARTH)
Sunday, 22 February 2026Horndean, Hampshire, UK
Meadows Marathon
Sunday, 1 March 2026The Meadows, Edinburgh, UK
EnduranceLife Sussex
Saturday, 7 March 2026Helen Garden, Eastbourne, UK
Highland 8-hour Challenge
Saturday, 7 March 2026Glenmore, Scotland, UK
Euston Estate Marathon & Half Marathon
Sunday, 8 March 2026Euston Hall Estate, Thetford, UK
Great Welsh Marathon & Half Marathon
Sunday, 8 March 2026Pembrey, Carmarthenshire, UK
Larmer Tree Marathon, 20 Miler, Half Marathon & 10K
Sunday, 8 March 2026Salisbury, UK
Steyning Stinger
Sunday, 8 March 2026Steyning, UK
The Rosliston Rumble - Spring
Sunday, 8 March 2026Rosliston, Swadlincote, UK
Brechfa Trail Half Marathon & Marathon
Saturday, 14 March 2026Brechfa Forest, Carmarthen, UK
Cambridge Boundary Run
Sunday, 15 March 2026Cambridge, UK
Trails of Mena
Saturday, 21 March 2026North Wingfield, Chesterfield, UK
Winter's End Ultra & Marathon
Saturday, 21 March 2026Arundel to Winchester, UK
Grand Canal Canter: Spring
Sunday, 22 March 2026Tiverton, Devon, UK
Y2Y North Downs Trek/Run
Sunday, 22 March 2026YMCA East Surrey, Redhill, Surrey, UK
Camuplodunum Trail Marathon
Sunday, 29 March 2026Kingsford Park, Colchester, UK
Running Tribe Race: March
Sunday, 29 March 2026Chalfont Park Sports Association, Chalfont St Peter, Gerrards Cross, UK
Devilla 8-hour Challenge
Saturday, 4 April 2026Devilla Forrest, Fife, Scotland, UK
The Moray Marathon
Sunday, 5 April 2026Elgin, Scotland, UK
The Pendine Sands Races
Sunday, 5 April 2026Pendine Sands, Carmarthanshire, UK
Brighton Marathon & 10K
Saturday, 11 April 2026 to Sunday, 12 April 2026Preston Park, Brighton, UK
Rose of the Shires Ultra & Rosebud Marathon
Saturday, 11 April 2026Brixworth, Northampton, UK
Battle of the Brampton Valley Way
Sunday, 12 April 2026Northampton, UK
Boston UK Marathon
Sunday, 12 April 2026Boston, Lincolnshire, UK
Charm Bracelet Marathon & Half Marathon
Sunday, 12 April 2026Redcar, UK
Maverick Brighton Trail Marathon
Sunday, 12 April 2026Stanmer Park to Hove Lawns, Brighton, East Sussex, UK
The Dartmoor Marathon
Sunday, 12 April 2026Tavistock, Devon, UK
Bath & Bristol Railway Races Spring
Sunday, 19 April 2026Green Park, Bath, UK
Guernsey Marathon
Sunday, 19 April 2026Guernsey, Channel Islands, UK
Kent Spring Marathon & Half Marathon
Sunday, 19 April 2026Ashford, Kent, UK
Manchester Marathon
Sunday, 19 April 2026Old Trafford, Manchester, UK
Newport Marathon Festival
Sunday, 19 April 2026Newport City Centre, Wales, UK
The Norfolk Marathon & Half Marathon
Sunday, 19 April 2026Cromer, Norfolk, UK
Blackpool Festival of Running
Saturday, 25 April 2026 to Sunday, 26 April 2026Middle Walkway on North Promenade, Blackpool, UK
EnduranceLife Pembrokeshire
Saturday, 25 April 2026Little Haven, Haverfordwest, UK
Delamere Forest Half Marathon & Marathon
Sunday, 26 April 2026Delamere, Northwich, UK
Shakespeare Marathon & Half Marathon
Sunday, 26 April 2026Wood St, Stratford-upon-Avon, UK
TCS London Marathon
Sunday, 26 April 2026Blackheath to The Mail, London, UK
Tissington Trail Marathon & Half Marathon
Sunday, 26 April 2026Ashbourne, Derbyshire, UK
UK Trail Running Festival / The Chase Trail Run
Sunday, 26 April 2026Wimborne St Giles, Wimborne, UK
Brathay 10in10
Friday, 1 May 2026 to Sunday, 10 May 2026 (Date TBC)Brathay Hall, Ambleside, UK
Maverick Exmoor X-Trail Run
Saturday, 2 May 2026Lynton, Devon, UK
Mid Sussex Marathon Weekend
Saturday, 2 May 2026 to Monday, 4 May 2026East Grinstead / Haywards Heath / Burgess Hill, UK
ABP Southampton Marathon Festival
Sunday, 3 May 2026Southampton, Hampshire, UK
Belfast City Marathon
Sunday, 3 May 2026Stormont Estate to Ormeau Park, Belfast, NI
Exeter Live Better Marathon
Sunday, 3 May 2026Exeter, UK
Milton Keynes Marathon Weekend
Sunday, 3 May 2026 to Monday, 4 May 2026Milton Keynes, Buckinghamshire, UK
Newcastle-Gateshead Marathon, Half Marathon & 10K
Sunday, 3 May 2026Gateshead, UK
North Dorset Village Marathon & Relay
Sunday, 3 May 2026Sturminster Newton, Dorset, UK
Three Forts Challenge
Sunday, 3 May 2026Lancing, West Sussex, UK
BigWayRound Trail Run
Monday, 4 May 2026Winchester, Hampshire, UK
Bat Challenge: 6 Hour Running Race
Friday, 8 May 2026Beacon Hill Country Park, Leicestershire, UK
Canal Shuffle
Saturday, 9 May 2026Sampford Peverell, Tiverton, UK
EnduranceLife Exmoor
Saturday, 9 May 2026Martinhoe, Exmoor, UK
Goring Gap Trails
Saturday, 9 May 2026 to Sunday, 10 May 2026Mapledurham, Reading, UKRadyr Trail Half Marathon & Marathon
Saturday, 9 May 2026Cardiff Harlequins RFC, Cardiff, UK
Halstead & Essex Marathon
Sunday, 10 May 2026Halstead, Essex, UK
Hardmoors 26.2 White Horse Trail Races
Sunday, 10 May 2026Sutton Bank, Thirsk, North Yorkshire, UK
Love2run Wirral Marathon
Sunday, 10 May 2026New Brighton, Wallasey, Wirral, UK
Rob Burrow Leeds Marathon
Sunday, 10 May 2026Leeds, UK
Shires & Spires
Sunday, 10 May 2026Naseby, Northampton, UK
Maverick Cotswolds Trail Run
Saturday, 16 May 2026Winchcombe, Gloucestershire, UK
Merrell Cannock Chase Challenge
Saturday, 16 May 2026Rugeley, Staffordshire, UK
The Compton Marathon & 16 Mile Challenge
Saturday, 16 May 2026Compton, Newbury, Berkshire, UK
White Peak Marathon Festival
Saturday, 16 May 2026Thorpe to Cromford, Matlock, UK
Worcester Marathon, Half Marathon & 10K
Sunday, 17 May 2026Hindlip, Worcester, UK
Edinburgh Marathon Festival
Saturday, 23 May 2026 to Sunday, 24 May 2026Edinburgh, Scotland, UK
The Fox Trail Ultra, Marathon & Half Marathon
Saturday, 23 May 2026Godalming, Surrey, UK
Lake District Running Festival: Grasmere Gallop
Saturday, 30 May 2026 to Sunday, 31 May 2026Grasmere, Ambleside, Cumbria, UKGlentress 8-hour Challenge
Saturday, 6 June 2026Glentress Forest, Scotland, UK
Midnight Mountain Marathon
Saturday, 6 June 2026Talybont-on-Usk, Brecon, Wales, UK
Sundowner Trail Marathon
Saturday, 6 June 2026Purleigh, Chelmsford, Essex, UK
BigSea Trails (WATER)
Sunday, 7 June 2026Studland, Dorset, UK
Lakeland Trails Marathon
Sunday, 7 June 2026Coniston, Cumbria, UK
Rame Head Race
Saturday, 13 June 2026Mount Edgecumbe, Cremyll, Torpoint, UKThe Hardwick Hobble - Summer
Saturday, 13 June 2026Chesterfield, Derbyshire, UK
Cheddar Gorge Challenge
Sunday, 14 June 2026Charterhouse, Somerset, UK
Hardmoors 26.2 Wainstones Trail Races
Sunday, 14 June 2026Chop Gate, Middlesbrough, North Yorkshire, UK
Stour Valley Marathon & Half Marathon
Sunday, 14 June 2026Nayland, Colchester, UK
Strathearn Marathon
Sunday, 14 June 2026Cultybraggan Camp, Comrie, Perthshire, UK
The Hampshire Hoppit
Sunday, 14 June 2026Watership Down, Kingsclere, Hampshire, UK
Windermere Marathon
Sunday, 14 June 2026Waterhead to Brockhole, Windermere, UK
Cholmondeley Castle Triathlon & Multisport Festival
Saturday, 20 June 2026 to Sunday, 21 June 2026Cholmondeley Castle, Cheshire, UK
Giants Head Marathon Weekend
Saturday, 20 June 2026 to Sunday, 21 June 2026Sydling St. Nicholas, Dorchester, UK
Denbies Marathon & Half Marathon
Saturday, 20 June 2026Dorking, Surrey, UK
The Sunset Running Festival
Saturday, 20 June 2026Siverknowes Promenade, Edinburgh, UK
Three Shires Way Ultra & Marathon
Saturday, 20 June 2026Hanslope / Yelden to Grafham Water, UKCholmondeley Castle Marathon, Half Marathon & 10K
Sunday, 21 June 2026Cholmondeley Castle, Cheshire, UK
Pierrepont Plod - Winter
Sunday, 21 June 2026Holme Pierrepont, Nottingham, UK
Maverick North Downs Trail Run
Saturday, 27 June 2026Cranleigh, Surrey, UK
North Devon Marathon, Half Marathon & 10K
Sunday, 28 June 2026Woolacombe, North Devon, UK
TrailFest Salcey Forest
Sunday, 28 June 2026Salcey Forest, Northampton, UK
Wales Marathon, Half Marathon, 10K & 5K
Sunday, 28 June 2026Tenby, Pembrokeshire, Wales, UK
Great Glen Ultra Marathon
Saturday, 4 July 2026Fort William / Fort Augustus to Inverness, UK
Swan Challenge: 6 Hour Running Race
Friday, 10 July 2026Coombe Abbey Park, Coventry, UK
Black Mountains Ultra, Marathon, Half Marathon
Saturday, 11 July 2026Longtown, Hereford, UK
Maverick Chilterns Trail Run
Saturday, 11 July 2026Princes Risborough, Buckinghamshire, UK
Snowdonia Trail Marathon Eryri
Saturday, 11 July 2026 to Sunday, 12 July 2026Llanberis, Caernarfon, UK
Rasselbock Marathon, Half & Ultra
Sunday, 12 July 2026Sherwood Pines Forest, Nottinghamshire, UK
Belvoir Castle Triathlon & Multisport Festival
Saturday, 18 July 2026 to Sunday, 19 July 2026Belvoir Castle, Grantham, UK
Events 1 to 100 of 169