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4Oct2026
Cardiff Half Marathon
A fast capital half past Cardiff castle and the bay
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4Oct2026
Kingston Half Marathon
Flat, fast half marathon along the River Thames
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4Oct2026
Manchester Half Marathon
Closed-road city half with huge crowds and PB potential
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14Nov2026
Battersea Park Half Marathon
Flat multi-lap loops through Londons Battersea Park
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15Nov2026
Gosport Half Marathon
Flat coastal PB course with Isle of Wight views and samba
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29Nov2026
Leeds Abbey Dash
Join a near forty year Leeds tradition on this beloved 10K route
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Jan2027
Brass Monkey Half Marathon
Pancake-flat January half, one of the UK's fastest
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14Feb2027
Hampton Court Half Marathon
Fast flat half marathon through the grounds of a royal palace
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28Feb2027
Brighton Half Marathon
Flat seafront half marathon along Brighton's coast
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14Mar2027
Cambridge Half Marathon
Flat fast half marathon through historic Cambridge university town
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21Mar2027
Swansea Half Marathon
Fast flat coastal route from the city out to the Welsh sea
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18Apr2027
Manchester Marathon
Flat, fast and famously loud through Manchester
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25Apr2027
London Marathon
The greatest big-city marathon, Greenwich to The Mall
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30May2027
Edinburgh Marathon
A fast descent from the historic Royal Mile to the sea
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11Jul2027
London 10K
Fast 10K past Piccadilly, Trafalgar Square and Whitehall
More collections in the UK
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A confirmed date shows its day; a provisional one shows only its month, because we won't claim a day we don't have. This list is edited by RunCalendar and updated as the calendar moves. Last updated 20 September 2026.