London 1002027
12.06.2027Pimlico (United Kingdom)
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Start line in
3 courses · 25–100 km
3 courses
Course analysis
100 km681 m D+
107effort kmⓘ100 km on the map · feels like 107 km
- D+
- 681 m
- D−
- 725 m
- Max alt.
- 112 m
- Steepest
- 7%
Segments
Elevation profile: 100 km
3 m — 112 m
The race
London's longest run is an urban-ultra ultramarathon starting and finishing from a Run HQ in central London, showcasing the city's best landmarks.
Where to stay
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