Universiteit Leiden

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How to contact us and how to find us

Visiting address

The ICLON is located on the second, third and fourth floors of the Willem Einthoven building.

Postal address

P.O. Box 905 
2300 AX  Leiden 
The Netherlands 

Department of Secondary Education 

+31 71 527 40 15  
e-mail: ICLBalieVO@iclon.leidenuniv.nl

Department of Higher Education 

+31 71 527 71 70 
E-mail: infoho@iclon.leidenuniv.nl

Continuous Learning Institute

+31 71 527 34 78 
E-mail:  aansluiting@iclon.leidenuniv.nl

Press contacts

E-mail:  communicatie@iclon.leidenuniv.nl

Opening hours

The departmental secretariats are open from Monday to Friday 08:30 – 17:00. 

ICLON library
The ICLON library is open on Monday, Tuesday and Friday 09:00 - 17:00.


Public transport 
The Willem Einthoven building is eight minutes’ walking distance from Leiden Central Station. Take the ‘LUMC – Terweepark’ exit. The map shows the walking route. 

By car 

  • From the A44 motorway take exit 8 'Leiden Centre Transferium'.
  • From the A4 motorway take exit 7 'Zoeterwoude-Dorp/Leiden'.

On the N206 at Museum Naturalis you take Darwinweg. Follow the signs 'Ziekenhuizen'. At the second roundabout take the second exit right (almost straight). On the right you see the entrance to the Rijnveste parking garage. Public parking is available here (only possible with debit card). You can also park in the parking garage of the LUMC.