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Leiden Marathon, Leiden

Road runs · 42.2 km · Netherlands

Leiden Marathon

Leiden · Sun, May 9, 2027 · Start May 9, 10:30 PM

  • AIMS

The Leiden Marathon returns on May 10, 2026, featuring a range of exciting races. Join us for a memorable sporting weekend filled with community support and celebration.

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Race month

May · 10°–16°

Field size

2,500+

Distances

42.2k, 21.1k, 10k, 5k, 2.1k

Distances

  • Running

    Marathon

    42.2 km

    Start: May 10, 08:30 AM

  • Running

    Half Marathon

    21.1 km

    Start: May 10, 10:00 AM

    42.00 EUR

  • Running

    10 km

    10 km

    Start: May 10, 01:00 PM

    29.00 EUR

  • Running

    5 km

    5 km

    Start: May 9, 10:30 PM

  • Running

    CORPUS Kidsrun

    2.1 km

    Start: May 10, 03:00 PM

    0.00 EUR

Finish-time calculator

Your finish time

Slide to your target pace — and see when you’ll hit the line.

6:00

min / km

← faster · 2:0012:00 · easier →

4:13:10

Estimated finish · 42.2 km

10 km1:00:00
5 km30:00

Where am I when? · Splits

Start
0:00
5 km
30:00
10 km
1:00:00
15 km
1:30:00
20 km
2:00:00
Half
2:06:35
25 km
2:30:00
30 km
3:00:00
35 km
3:30:00
40 km
4:00:00
Finish
4:13:10

Estimates only · form, weather, and hills can change the result.

Course & climate

Typical weather in Leiden

Monthly averages based on historical data (2000–present).

May

16°10°

Sunrise
05:48
Sunset
21:31

Weather data by Open-Meteo

What to expect

What makes this race distinct — for training and race day.

The Leiden Marathon returns on May 10, 2026, featuring a range of exciting races. Join us for a memorable sporting weekend filled with community support and celebration.

  • The field

    2,500+

  • Catering & aid stations

    Participants can expect well-stocked aid stations throughout the course, providing water and energizing snacks.

  • Pacers

    Pacers will be available for the marathon and half marathon. These experienced runners will help participants achieve their target finish times, with flags indicating their pace across different time segments.

What does it cost?

Half Marathon42.00 EUR
10 km29.00 EUR
CORPUS Kidsrun0.00 EUR

What's included in entry

  • Finisher's Medal
  • Official Event Shirt

Stay & get to the start

Getting there

Assumed starting point

Loading route…

Estimating travel…

Hotels near the start

Last updated: Jun 5, 2026, 08:11:05 PM

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Leiden Marathon

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The race information has been found on the official website of the event or through publicly available sources. Always refer to the official website for the latest race information. Please let us know if any data is wrong or missing by emailing hello@run-atlas.app.

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