2019fri08nov(nov 8)11:00 amsun10(nov 10)4:00 pmThe Druid's Challenge84 miles11:00 am (8) - 4:00 pm (10) Ivinghoe Beacon, Leighton Buzzard, Bedfordshire LU7 9EB Region:East Anglia

2019sat23nov(nov 23)8:00 amsun24(nov 24)8:00 amHardwolds 8080 miles8:00 am - 8:00 am (24) Hessle Rugby Club, 15 Livingstone Road, Hull HU13 0EGRegion:North East

2020sat11jan(jan 11)8:00 ammon13(jan 13)8:00 pmSpine® Challenger108 miles8:00 am (11) - 8:00 pm (13) Edale Village Hall, Edale, Hope Valley S33 7ZARegion:Midlands

2020sun12jan(jan 12)8:00 amsun19(jan 19)8:00 amSpine® Race268 miles8:00 am (12) - 8:00 am (19) Edale Village Hall, Edale, Hope Valley S33 7ZARegion:Midlands

2020fri31jan12:00 pmThe Arc of Attrition100 miles12:00 pm Eco Park, Porthtowan, Cornwall, UK, TR4 8HLRegion:South West

2020sat01feb(feb 1)9:00 amsun02(feb 2)6:00 pmThe Pilgrim Challenge66 miles9:00 am (1) - 6:00 pm (2) Sandy Farm Business Park, Sandy Lane, Farnham, GU101PXRegion:South Central

2020fri01may10:00 amfri8:00 pmDevil's Challenge97 miles10:00 am - 8:00 pm Chilcomb Sports Ground, WinchesterRegion:South Central

2020sat02may9:30 amTHAMES PATH 100100 miles9:30 am Richmond Old Town Hall, Whittaker Ave, Richmond TW9 1TPRegion:South East

2020sat16may7:00 amWestcountry Ultra 100 Miler100 miles7:00 am Canal Road, Taunton TA1 1PNRegion:South West

2020sat16may10:00 amMonarchs Way Ultra615 miles10:00 am Powick Bridge, Worcester WR2 4BURegion:South West

2020sat23may8:00 amHardmoors 110110 miles8:00 am TBCRegion:North East

2020sat30may6:00 amChester Ultra 100100 miles6:00 am Ellesmere Port Sports Village (EPSV) Athletics Track, Stanney Lane, Ellesmere Port, CH65 9LBRegion:North West