Universiteit Leiden

nl en



Contact us about initial teacher education, educational research and teacher professional development

Visiting address and opening hours

ICLON is located on the second, third and fourth floors of the Willem Einthoven building.
Kolffpad 1
2333 BN  Leiden

The reception (third floor) opening hours are from Monday to Friday 08:30 – 17:00. 


Email: info@iclon.leidenuniv.nl


ICLON can be reached by telephone on:

  • Monday and Friday from 09:00 to 12:00 hrs and from 13:30 to 17:00 hrs
  • Tuesday to Thursday from 10:00 to 11:30 hrs and from 15:00 to 16:30 hrs

ICLON central telephone number: 071 527 40 15

Postal address

ICLON, Leiden University
P.O. Box 905 
2300 AX  Leiden 
The Netherlands 

Press contacts

E-mail: communicatie@iclon.leidenuniv.nl


Public transport

The Willem Einthoven building is within eight minutes’ walking distance from Leiden Central Station. Take the ‘LUMC – Terweepark’ exit. 

By bike or car

Plan your route



This website uses cookies.  More information.