sun20jan10:55 amGloucester 50k50 km10:55 am Kingsway Sport Pavilion, Newhaven Road, Quedgeley GL2 2GFRegion:South West

sat26jan8:00 amPeddars Way Ultra Marathon48 Miles8:00 am Knettishall Heath, Knettishall, Thetford IP22 2TQRegion:East Anglia

sun27jan7:00 amFlitch Way 100k100 km7:00 am Rayne Train Station, Station Road, Rayne, Essex CM776ABRegion:East Anglia

sat02feb8:30 amSouth Devon Ultra34.3 Miles8:30 am Beesands, Kingsbridge, South Devon TQ7 2ENRegion:South West

sat23feb8:20 amNorthumberland Ultramarathon35 miles8:20 am Bamburgh Castle, Northumberland NE69 7DFRegion:North East

sun24feb8:00 amSt Peter's Way Ultra45 miles8:00 am The Pleasance, High Street, Ongar, Essex, CM5 9ABRegion:East Anglia

sat02mar6:00 amChester Ultra 5050 miles6:00 am Waverton Village Hall, Common Lane, Waverton, Chester, CH3 7QTRegion:North West

sat02mar8:00 amWINTER GREEN MAN ULTRA 4545 miles8:00 am Ashton Park School, Blackmoors Ln, Bower Ashton, Bristol BS3 2JLRegion:South West

sun03mar9:00 amThe Imber Ultra33 miles9:00 am Leighton Recreation Centre, Wellhead Lane Westbury Wiltshire BA13 3PTRegion:South East

sat09mar9:00 amHumanity Direct Amersham Ultra29 miles9:00 am Dr Challoner's Grammar School, Chesham Road, Amersham, Buckinghamshire HP6 5HARegion:South Central

sat16mar8:00 amHardmoors 55 (50)55 miles8:00 am Guisborough & East Cleveland Sea Cadets, HQ Belmangate, Guisborough TS14 7AQRegion:North East

sat16mar8:30 amSussex Ultra34.1 Miles8:30 am Birling Gap, East Dean, East Sussex BN20 0ABRegion:South West

sun24mar7:00 amCanalathon 100k100 km7:00 am Sowerby Bridge Leisure Centre & Pool, Station Road, Sowerby Bridge, West Yorkshire HX6 3ABRegion:North East

sun24mar8:30 amCanalathon 50k50 km8:30 am New Islington Free School, 10 Hugh Oldham Way, New Islington, M4 6EYRegion:North West

sun24mar8:30 amCanalathon 75k75 km8:30 am Sowerby Bridge Leisure Centre & Pool, Station Road, Sowerby Bridge, West Yorkshire HX6 3ABRegion:North East

sat30mar9:00 amJohn Muir Ultra Marathon50 km9:00 am Foxlake Adventures, Foxlake, Dunbar EH42 1XFRegion:Scotland

sat06apr8:00 amExmoor Ultra33 Miles8:00 am The Hunters Inn, Heddon Valley, Exmoor EX31 4PYRegion:South West

sat06apr8:30 amSOUTH DOWNS WAY 5050 miles8:30 am Hillbarn Recreation Ground, Hill Barn Lane, Worthing, West Sussex BN14 9QFRegion:South East

sat27apr8:30 amPembrokeshire Ultra35.1 Miles8:30 am Little Haven, Haverfordwest, SA62 3UGRegion:Wales

sat18may8:00 amNORTH DOWNS WAY 5050 miles8:00 am St Polycarps School, Waverley Lane, Farnham GU9 8BQRegion:South Central

sat01jun6:00 amCalderdale Way Ultra 50.5 Miles50.5 miles6:00 am Todmorden Cricket Club, Burnley Road, Todmorden OL14 7BS.Region:North West

sat08junAll DayClassic Quarter44 miles(All Day: saturday) Lizard Point, Cornwall TR12 7NTRegion:South West

sat22jun6:00 amPennine Barrier Ultra50 miles6:00 am Malham Village Hall, Laneside, 8 Cove Road, Malham, BD23 4DH. Region:North East

sat22jun7:00 amNorfolk 100km100 km7:00 am Bailey Gate, Castle Acre, King's Lynn PE32 2AFRegion:East Anglia

fri28jun12:00 amUltimate Trails Challenge 100km110 km12:00 am Rothay Park, Ambleside, LA22 9DGRegion:North West

sun30jun7:00 amUltimate Trails Challenge 55km55 km7:00 am Rothay Park, Ambleside, LA22 9DGRegion:North West

sat06jul7:00 amHam & Lyme 100k100 km7:00 am Lyme Regis, Dorset Region:South West

sat06jul9:30 amHam & Lyme 50k50 km9:30 am Ham Hill Country Park, Ham Hill Rd, Stoke-sub-Hamdon TA14 6RWRegion:South West

sat13jul9:00 amHumanity Direct Chiltern Challenge31 miles9:00 am Princes Risborough, School, Merton Road, Princes Risborough HP27 0DRRegion:South Central

sat27jul11:30 amThe Lakeland 5050 miles11:30 am Dalemain Estate, Dalemain, Penrith CA11 0HBRegion:North West

sat03aug8:00 amMendip Marauder 5050 miles8:00 am Frome, SomersetRegion:South West

sat10aug7:00 amSVP100100 km7:00 am Memorial Hall, High Street, Newmarket CB8 8JSRegion:East Anglia

sat10aug1:00 pmSVP5050 km1:00 pm Quay Theatre, Quay LaneRegion:East Anglia

sat14sep8:00 amHardmoors 6060 miles8:00 am Guisborough & East Cleveland Sea Cadets, HQ Belmangate, Guisborough TS14 7AQRegion:North East

sat14sep9:00 amCHILTERN WONDERLAND 5050 miles9:00 am Goring Village Hall, High Street, Goring-on-Thames, Oxfordshire, RG8 9AG.Region:South Central