World Marathon MajorMarathonRoad🇬🇧 London, United Kingdom

London Marathon

Sunday, 25 April 2027In 6 months · Start 10:00

From Greenwich and Blackheath over Tower Bridge and round Canary Wharf to The Mall. Sabastian Sawe ran the first record-eligible sub-two here in 2026, and in 2027 the race runs over two days (24 and 25 April) for one year only.

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Facts checked 10 Oct 2026 against londonmarathonevents.co.uk, en.wikipedia.org, en.wikipedia.org.

Elevation gain

90 m

Flat · ↓ 125 m

Highest point

45 m

above sea level

Temp at start

11°C

Peaks around 14°C

Entry fee

≈ $105

Lottery

Finishers

59,800

typical year

Course

Point to point

8h cut-off

Getting thereFly into LHR (London), about 32 km from the start

Course map

A detailed route is not available for this race yet. The marker shows the race location.

Elevation profile

Flat: about 90 m of climbing and 125 m of descent. A detailed profile isn’t available for this race yet.

Race-day weather

At start

11°C

Peak during race

14°C

Humidity

59%

Chance of rain

27%

Wind

16 km/h

Race day in past years

Historical averages for 25 April ±3 days, 2016–2025, from 10:00 for 5 hours (70 days sampled). Source: Open-Meteo / ERA5.

Course records

Men: 1:59:30 · Sabastian Sawe (2026)
Women: 2:15:25 · Paula Radcliffe (2003)

As of the 2025 season.

What time could you run here?Adjust your goal time for this course’s hills and typical race-day weather.Race time calculator →

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<a href="https://irun42.com/race/london" title="London Marathon on iRun42"><img src="https://irun42.com/badge/london.svg" width="300" height="120" alt="London Marathon: course, elevation and race-day weather on iRun42" /></a>