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Monsal Trail October Half Marathon & 10K
Runs the old railway line past Monsal Head viaduct
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Thames Trail Ultra
Beloved ultra tracing the Thames past rowing clubs and villages
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EnduranceLife North York Moors
Trail routes through a National Park steeped in Yorkshire heritage
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Beachy Head Marathon
One of the biggest off-road marathons in the UK across South Downs
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Nidderdale Way Ultra
A multi-day ultra along the entire Nidderdale Way
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Battersea Park Running Festival
Laps of Battersea Park beside the Thames
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Rugby Half Marathon
Runs through Rugby, birthplace of the sport of rugby
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Stroud Half Marathon
Hilly half marathon rolling through the scenic Cotswold countryside
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Stort 30 Trail Ultra
Ultra along the scenic River Stort through the English countryside
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Worthing Seafront 10K Fun Run
Along Worthing's seafront on the West Sussex coast
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River Thames Half Marathon
Follows the Thames towpath through Walton-on-Thames
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Worksop Half Marathon
For 2026 the whole course runs in reverse
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Grand Canal Canter: Autumn
Follows the towpath of the historic Grand Western Canal
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Chase The Moon Queen Elizabeth Olympic Park 5k & 10k
Past London's Olympic Stadium in Stratford
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Selworthy Stargazer
A night run across Exmoor beneath the dark-sky stars
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Irchester Spooktacular Night Run
Runs Irchester Country Park's woodland trails after dark
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Chiltern Ridge Winter 50K
Loops the Chiltern Ridgeway from Berkhamsted
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Devon Trail Races
Trail loops around Roadford Lake in South West Devon
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Lakeland Trails Helvellyn
Trail through the breathtaking peaks of the Lake District
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Petzl Halloween Night Runner Delamere
Headtorch night race through Delamere Forest
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The Stone Circle Marathon & Half
Multi-terrain loops past the Broughton Stone Circle
Save any of these to your season in RunCalendar and hear the morning entries open. Free on iPhone, no account needed.
Every race here is published by its organiser; RunCalendar checks the date and the entry window against the organiser's own page and rebuilds this calendar every night. A confirmed date shows its day; a provisional one shows only its month. Last updated 22 October 2026.