UK Event List - 2017

Last updated 14th January 2017! - Please send any update requests to 'admin'.

URGENT COMMENTS - The Dartmoor Discovery (03Jun17) opened for entries on 03Jan17. This race always closes!

Event Notes Excluded Events

Events in CAPITALS are classified as ROAD marathons for 100MC purposes, all others, regardless of the actual surface are classified as trail marathons

If you'd like an event to be considered to be added to the calendar please email with the following details - 1) Event Name, 2) Event Date, 3) URL of information page 4) URL of entry page (if different)

Popular IRISH events included in the main list, otherwise see links at the bottom of this page!



Certified 26m385y courses


As defined by the 100MC, not necessarily the surface run upon. GPS measured courses. Please do your own research in to events.


Over 27 miles, no matter the surface or measurement method used.

01Jan17 NEW YEARS DAY Flitch Way Marathon , Liverbird (Form) , Hardmoors 30
02Jan17   Winchelsea Chase  
07Jan17   Enigma Winter  
08Jan17   Enigma Winter , Resolution Run , East Hanningfield  
14Jan17   Winter Cakeathon , CTS Dover Country to Capital
15Jan17   Chocathon Winter Tanners 30m , Newcastle Winter Wonder 6hr ,
21Jan17   Ranscombe Winter Challenge  
22Jan17   Hugin Challenge  
28Jan17   Winter Holly Challenge , Sir Titus Trot Waterway , Peddars Way 47m ,
29Jan17   Darkstar River Wilmot Wander 32m ,
02Feb17   Enigma Quadzilla  
03Feb17   Enigma Quadzilla  
04Feb17   Enigma Quadzilla , CTS South Devon , Icing on the Cake Challenge , Rok the Stones Pilgrims Challenge , Thames Trot
05Feb17 WINTER GLOUCESTER Enigma Quadzilla , Braintree Boggle , Portland Coastal , Grizedale Pilgrims Challenge , Newcastle Winter Wonder 6hr ,
10Feb17   Darwin Day Challenge Arc of Attrition
11Feb17   Unusual Suspects  
12Feb17   Music Legends Challenge - Bowiethon , Saltburn Holme Pierrpont 6hrs , Punchbowl 30m ,
13Feb17   Gothic Challenge  
14Feb17   Valentines Day Challenge  
15Feb17   Breakfast Race  
18Feb17   Jaw Dropper , Winter Railway Ultra , Winter Poppyline 50m ,

Dirty Running , Marriotts Way ,

25Feb17 100MC AGM MARATHON , WINTER TRACK CTS Northumberland , Belvoir Challenge , Bolton Abbey , South Shropshire Circular  
26Feb17 MARATHON DAY MARATHON , WINTER TRACK Cambridge Boundary Run , Heartbreaker , Bolton Abbey St Peters Way
04Mar17 GROUNDHOG Phoenix Spring Green Man
05Mar17   Steyning Stinger , Mill Hill , New Forest , Meadows , Chiltern Kanter , Hockley Wood , Millenium Way , Hockley Wood ,
06Mar17   Cookiethon  
07Mar17   Book Day Challenge  
09Mar17   Running Miles at Dorney Lake  
11Mar17 SPRING SHAKESPEARE Hermes Thames Meander , Moonlight Challenge , Canal Canter  
12Mar17 WREXHAM , SOUTHEND , BARRY Larmer , Moyleman , Barry 40
13Mar17   Enigma Week at the Knees  
14Mar17   Enigma Week at the Knees  
15Mar17   Enigma Week at the Knees  
16Mar17   Enigma Week at the Knees  
17Mar17   Enigma Week at the Knees  
18Mar17 TRALEE (Co. Kerry, Ireland) , CTS Sussex , Enigma Week at the Knees , Gin Pit Hardmoors 55 , Newcastle Winter Wonder 6hr ,
19Mar17   Enigma Week at the Knees , Gin Pit , Charnwood   Cerne Giant , Sevenoaks Circ 30m ,
20Mar17   COD Triple  
21Mar17   COD Triple  
22Mar17   COD Triple  
25Mar17   SVN Charity Challenge , Dark Skies , Born to Run , Midnight Ultra
26Mar17   SVN Charity Challenge , QE Spring , Daffodil Dawdle ,  
01Apr17   Temple Newsam Fowlmead 50/12hr Challenge , Crawley 24hr/12hr/6hr , Silkin Way Ultra
02Apr17 GREATER MANCHESTER , BUNGAY BLACK DOG Groovy Baby , Devonshire Dumpling ,  
08Apr17   Spring Ranscombe Challenge , CTS Exmoor , Bath Beat SDW50
09Apr17 BRIGHTON Rachel's Ranscombe Ramble , White Horse , Pewsey Downsaround , Haverhill , Coventry Way
14Apr17   Enigma Good Friday , Great Barrow Challenge  
15Apr17   Northampton Cakeathon , Great Barrow Challenge Millenium Way Back
16Apr17   Northampton Chocathon  
17Apr17 BOSTON Enigma Easter Monday  
22Apr17   Wonderland Caucus Race Dawn Chasers
29Apr17   CTS Pembrokeshire , Plym Trail 1 TP100 , Fellsman , IoW Challenge , Oxon 40m
30Apr17 NORTH DORSET VILLAGE , LIMERICK , ASHFORD & DISTRICT , Plym Trail 2 , Wickham Whistle , Valley & Views , Three Forts , Salcomble Coastal , IoW Challenge , Lightning Run
01May17 MILTON KEYNES , BELFAST CITY Cakeathon May Bank Holiday ,  
04May17   May the Fourth Hardmoors 200
06May17   Viking Challenge , Pacer Challenge , Enduroman Viking 100 , Ox 12 hour, Ox 50 , Hardmoors 110 , Enduroman , Ridgeway 40m ,
07May17 SHAKESPEARE , HALSTEAD Viking Challenge ,Enduroman , Stroud Trail , Grim Roche Abbey ,  
12May17   Top Run  
13May17 LAKES OF KILLARNEY Hermes Bewl Water Hardcastle 24 , Hope 24 , Hermes Bewl Water 37.5m
14May17   Starfish , Eastbourne Trackstar , Arun River NDW50
20May17 WHITE PEAK Shindig in the Shire The Quest , West Country , Jurassic Coast 100k
21May17 WINDERMERE , STIRLING , WORCESTER Richmond Park Guernsey Ultra
27May17 KENT CIRCUIT    
28May17 EDINBURGH , LIVERPOOL ROCK N ROLL , FLYING FOX , NEWRY Jeskyns Challenge , Women Can , Dorchester Weald 50k
29May 17 NEWRY (N.Ireland) , Spring Cakeathon  
01Jun17   Indy Run  
03Jun17   Viking Coastal , Tims 99 Blue Balloons Harwich 24 , Dartmoor Discovery ,
04Jun17 WALLED CITY MARATHON Reculver Marathon , Stour Valley Shires and Spires
05Jun17 CORK CITY ,    
07Jun17   Goonie Run  
08Jun17   Who ya Gonna Call Run  
10Jun17   Holly Challenge , Runstock , Thames Path Potter Endure 24 , Monster Ambit , Wilderbeast 24 , Norfolk 100km ,
11Jun17 YEOVIL , WEXFORD Thames Path Potter , Baht’at , Wainstones  
15Jun17   Running Miles at Dorney Lake  
17Jun17   Enigma Clueless Conquest of Avalon , Immortals 24
18Jun17   Hampshire Hoppit, Enigma Clueless  
24Jun17 MIDNIGHT MARATHON , WATERFORD Giants Head V3K , Kent 50
25Jun17   Race to the King (Sunday only event counts), Gargrave  
29Jun17   Great Barrow Challenge  
30Jun17   Great Barrow Challenge  
01Jul17   Snickerthon, Great Barrow Challenge , Isoman  
02Jul17 ST MAGNUS , POTTERIES , HALIFAX Littledown , Great Barrow Challenge  
03Jul17   Great Barrow Challenge  
04Jul17   Great Barrow Challenge  
05Jul17   Great Barrow Challenge  
06Jul17   Great Barrow Challenge  
07Jul17   Great Barrow Challenge  
08Jul17   Ranscombe Summer , Great Barrow Challenge , Denholme Doddle , Ham & Lyme , Cider Frolic 12 hour , Saint Cuthberts Way
09Jul17   Ranscombe Summer , From Here to There and Back , Hermes North Downs ,  
15Jul17   Samphire Challenge, Pacer Challenge , Piece of Cake , Race to the Stones Samphire 100 , Spitfire Scramble , Essex 100
16Jul17   Part of the Story , Samphire Challenge , Way Not Run , Race to the Stones , Black Sheep  
22Jul17   Music Legends - Prince , Lunatic Cotswolds 24 , Thunder Run
23Jul17   Snowdonia , Beatrix Potter Challenge  
29Jul17   Dorset Invader , Enigma Planes ,Twilight Marathon  
30Jul17   Enigma Planes , Fort William ,  
31July17   Passchendaele Centenary Run  
05Aug17   Phoenix Summer , Dark Phoenix Mendip Marauder , Railway Ultra
06Aug17   Vanguard Way ,  
10Aug17   Ghost of Coyote  
11Aug17   Darnley Challenge  
12Aug17   Hermes Thames Meander , Music Legends - Elvis SVP 100k
13Aug17   Rocky Horror , Rosedale , Punk Run , Salisbury 54321 ,  
17Aug17 QUADRATHON Extreme , (Co. Donegal) ,    
18Aug17 QUADRATHON Extreme , (Co. Donegal) ,   Run to the Castle Ultra
19Aug17 QUADRATHON Extreme , (Co. Donegal) ,    
20Aug17 QUADRATHON Extreme , (Co. Donegal) , Leila's Run  
26Aug17   East Farm , Enigma Trains East Farm 50k
27Aug17 LONGFORD (Ireland) , Enigma Trains ,Woldingham East Farm 12 hour , Chiltern Way
28Aug17   Cakeathon Challenge  
02Sep17 DINGLE Black Hugin ,SLAMM , Grim Hornsea Double , Joust 24
03Sep17   City to Sea , Grim Hornsea Double , City to Sea , London to Brighton
09Sep17   Shindig in the Shire Too Burnbake Frolic 12 hour , Race to the Farm
10Sep17 NEW FOREST Thetford Iceni , Burnbake  
16Sep17   Yabba Dabba Doo , Beerathon Hardmoors 60
20Sep17   Tolkien Run  
23Sep17   Enigma Automobiles , Top Run II , Night Phoenix Eqiunox 24
24Sep17 LOCH NESS , HULL Enigma Automobiles , Monster  
30Sep17   Pyjamathon  
07Oct17 GALWAY BAY (Ireland) ,   Sandstone Way , Round Ripon
14Oct17   Eeyore Expedition Challenge Dark Peak
15Oct17 BIRMINGHAM Piglet Plod Challenge  
21Oct17 BETTESHANGER   Dark Skies
22Oct17   Autumn Cakeathon , Osmotherley , Draycote Water ,  
28Oct17 Beachy Head , Pumpkin, Spooky Challenge , Grim Double Bubble ,  
29Oct17 DUBLIN , November Nightmare , Grim Double Bubble , Stort 30
30Oct17   November Nightmare  
31Oct17   Halloween Challenge , November Nightmare  
01Nov17   Vegan Day Challenge , November Nightmare  
02Nov17   November Nightmare  
03Nov17   November Nightmare  
04Nov17   Hermes Thames Meander ,  
18Nov17   Kirkstall Abbey  
19Nov17   Phoenix Riverside  
29Nov17   SVN Soul Cake Chall ,  
01Dec17   Advent Challenge ,  
10Dec17   Grim Christmas Cracker ,  
18Dec17   Grim Elsecar ,  
28Dec17   Phoenix Year End ,  



******** PAST EVENTS BELOW *********

05Mar16   Golden Fleece  
06Mar16   Scottish Borders Marathon , Longhorn  
12Mar16   Halworth Hobble  
13Mar16   Moyleman  
20Mar16   VO Jurassic Coast Chall ,  
26Mar16   Dark Skies ,  
02Apr16     Viking Way Ultra , Vale of Glamorgan
03Apr16 TAUNTON Essex Walker , QE Park Spring Coventry Way
09Apr16   Calderdale Hike , Three Shires , Caythorpe Canter , Haverhill , SDW50 , Taith Torfaen
16Apr16     Viper 9 , Sandstone Way
17Apr16 GREAT WELSH , Druridge Bay Trail , Temple Newsam  
24Apr16   Bassetlaw Bash , Valleys & Views  
30Apr16   Wickham Whistler TP100 , IOW Challenge , XRNG Pony Express
01May16   Neolithic , Heritage Coast XRNG Pony Express , Brecon to Cardiff
07May16   Orpington Marafun Ridgeway 40 , Malvern Hills
08May16   Meridian Meander Evesham
14May16   Rhondda Rollercoaster , Arun River , Christian Aid Walk ,Clun Valley , NDW50 , Brecon Beacons
15May16   Starfish Marathon , LDWA South Downs , Imerys Trail Marathon , Exeter , Flitch Way  
21May16   Cape Wrath, Excalibur West Country 50m/100m
22May16   Ingleborough , Leaden Boot The Ox 35m , Keswick 50k
28May16   Forces March , Claire Burren London2Brighton , LDWA 100
29May16   Forces March Weald Challenge Trail 50k
04Jun16   Farthingstone Foot Fest SW50 , Calderdale Way
05Jun16   Huddersfield , Stour Valley , Lakeland Trails Shires & Spires
11Jun16   Gibside , Mourne Way , Forest (Ireland) , Baslow Boot Bash , Langport , Queens Birthday Bash SDW100
12Jun16 STRATHEARN Langport , Poppyline  
18Jun16   South Downs , Rocks'n'rollin , Trail Marathon Wales , Malvern Midsummer , Ladybower The Wall , Pathfinder March
19Jun16   Wakefield , Hampshire Trail Marathon , Cheltenham Challenge (No event in 2017) ,  
25Jun16   Picnic , Midnight Marathon, Jeskyns Challenge , Arran T60 Challenge , Race to the King , Harp 24
26Jun16   North Devon , Herts Hobble , Seabank Bude Beast
02Jul16   Saturday Night Marathon , Hamsterley Marathon London2Cambridge , Round the Island , Brutal Enduro
03Jul16   From Here to There , Round the Island
09Jul16   White Peak Walk Ham & Lyme 50k/100k
10Jul16 WALES North Downs , Scafell Pike Trail , Andredsweald Circuit , Lions Bridge  
16Jul16   Wenlock Olympian , Whittington (Form) , South Downs Midnight Samphire 100, St Cuthbert 46m/100k, Race to the Stones , Chiltern Ultra , Endure 1250
17Jul16   Fairlands Valley Challenge , Dundee Running Adventure , World Emoji Day Run , Wild One  
23Jul16   Lunar-Tic The Crossing
24Jul16   Snowdonia Trail Marathon , Bath Off Road  
30Jul16   Elsecar Skelter , Manvers Dusk Till Dawn , Lakeland 50/100
31July16   Yorkshire Day Challenge  
06Aug16     Railway Ultra , NDW100 , Devil O The Highlands , Mendip Marauder
07Aug16   Gloucester City , Dovedale Dipper , Hoad Hill  
13Aug16   Thames Meander , SVP100 , Brendon Incline , RAT
14Aug16 ISLE OF MAN Rocky Horror , Hardmoors Wainstones  
20Aug16   Hills & Dales Run to the Castle Ultra , Hangman, Hell on the Humber
21Aug16 NOT THE RIO MARATHON Northumberland Coast , Cheddar Gorge Dorset Doddle
26Aug16     T100/T184 Challenge
27Aug16 ACHILL ISLAND , ARMAGH CITY   South Coast Challenge , Sandstone Way
28Aug16 ACHILL ISLAND , LONGFORD , GUERNSEY , ARMAGH CITY Sandwell Six Towns White Cliffs , East Farm Frolic , Boston 6/12hr
03Sep16 HIGHLAND PERTHSHIRE Saturday Night Marathon , City to Sea , Hexham City to Sea , St Albans Stampede , Butcombe Trail , Across Wales , Joust , Dartmoor Highground
04Sep16 WOLVERHAMPTON , KENT COASTAL, Ouse Valley Way , Race for Life , Dunstable Downs , Glen Moray  
10Sep16 GREAT LANGDALE Heroes Challenge ,Kings Forest . Birmingham Canal Canter , Rye Run , Kings Forest Thames Path Challenge , Hangers Heroes Challenge
11Sep16   Bacchus , Farnham Pilgrims, Rye Run , Chiltern , Wistanstow Challenge, Chiltern Marathon , Woodland Way Challenge  
17Sep16     CW50 , High Peak 40
18Sep16 KENT COYOTE , Purbeck , Bath Two Tunnels , Rutland , Ponton Plod , Richmond , Meon Valley Express  
24Sep16 MOOATHON Roche Abbey , DT40 , Cotswold Challenge , SW Outdoor Festival , Sir Titus Trot , Causeway Coast , Saltergate Black Mountains , Cotswolds Way , Sussex Stride
25Sep16 ROBIN HOOD , BARNSTAPLE , Monster Marathon Surrey Hills , Monster Ultra
01Oct16   Pyjama-thon , Heart of England , CTS North York Moors , Great Barrow Gower 50 , Round Ripon , Saltmarsh 75
02Oct16 CHESTERFIELD , MABLETHORPE , JERSEY , SUSSEX Glencoe , Clarendon Way , Great Barrow , Flower of Suffolk Saltmarsh 75 , Downslink Ultra
07Oct16   Atlantic Coast Challenge  
08Oct16   Founders Challenge , Atlantic Coast Challenge , Run Wimbledon Lakes in a Day , Chorley 6 Hour
09Oct16 ISLE OF WIGHT Greensand ,Atlantic Coast Challenge , Amesbury Amble , Kingston  
15Oct16     A100
16Oct16 MAIDSTONE Eden Marathon , Burton Bradstock , Spires & Steeples Challenge,  
22Oct16   Dave Lewis Challenge , CTS Suffolk XNRG Humanity Direct
29Oct16 SNOWDONIA Norfolk Coastal  
05Nov16   Thames Meander , Norfolk Coastal Kings Forest 50k
06Nov16   Meon Valley , Norfolk Coastal  
11Nov16   Druids Way  
12Nov16 AUTUMN SHAKESPEARE CTS Gower , Druids Way , Gordano Round Sunset to Sunrise Challenge
13Nov16 A20 PATH N' DOWNS Hell of a Hill , Druids Way  
19Nov16   Kirkstall Abbey , Maravan , Day at the Movies - Charity Run  
20Nov16 CORNISH Steppingly Step , Wooler Trail Marathon , Maravan , Broadway  
25Nov16   Oyster Bay Marathon  
26Nov16   Saxon Shore Marathons WW50
27Nov16   Saxon Shore Marathons , Hare and Tortoise , Winter Festive Frolic , Owler Gatliff
28Nov16   Viking Coastal Marathon  
29Nov16   Reculver Marathon  
30Nov16   St Andrews Day Challenge  
01Dec16   Advent Challenge  
02Dec16   Martello Marathon  
03Dec16   Dymchurch Marathon, CTS Dorset Brecon Beacons, Mouth 2 Mouth
04Dec16   Christmas Cracker , Dymchurch Marathon  
10Dec16   Enigma Christmas Run to the Castle Ultra
11Dec16   Enigma Christmas , Bovington Newcastle Winter Wonder 6hr
17Dec16   Usual Suspects , Newark Showground  
18Dec16   Usual Suspects , Portsmouth Coastal Waterside , Newark Showground Dawn to Dusk
21Dec16   Rocky 2  
27Dec15   Sunrise to Sunset Challenge , Great Barrow  
28Dec16   Phoenix Year End , Great Barrow Winter Cross
29Dec16   Frozen Phoenix , Great Barrow  
30Dec16   Frozen Phoenix  
31Dec16   Fowlmead Day, Black Fowlmead , Flitch Way , Liverbird (Form) Newcastle Winter Wonder 6hr
Irish Events For a list of Other marathons in Ireland plus West & East Series please check
100 Marathon Club Ireland list and the East of Ireland Marathons.

1) All marathons on the 'British Marathon List' above, are qualifying events in terms of 100 Marathon Club Statistics and qualification for membership.
2) Marathons of the exact distance of 26m 385yds, held in the United Kingdom and Ireland and predominantly on a road service, on certified courses are classed as "ROAD Marathons".
3) For purposes of club statistics a "Track Marathon" can be classed as a "Road Marathon".
4) All other marathons are classed as "Trail Marathons".
5) A list of excluded events can be found on the Excluded Events page.