Post address

Stichting Forteiland Pampus
Postbus 90
1398 ZH Muiden

Office Address

Stichting Forteiland Pampus
Vestingplein 1
1398 VE Muiden
T. +31(0)294 262679

Press and P.R.

If you are a representative of the media looking for information or stock photos then make contact with the Marketing and communications Department. Contact details: or tel: +31(0)294 262679.

Information and Suggestions

Pampus is reachable by telephone from Monday to Friday from 10:00 to 16:30. For group reservations, events, school visits, irregular bookings and general information you can contact by sending an email to or call +31(0)294 262679

Questions about your visit during the weekend, Pampus is reachable via the Fort Watch on +31(0)6 51404386.


Pampus is situated in the middle of the lake IJmeer. In windy or extreme conditions the ferry from Muiden will not sail. We will inform you via our our website or the social media. If you intend to sail from IJburg please check on the website of Veerdienst Amsterdam.

Fort Island Pampus

Fort Island Pampus is the property of the Stichting Forteiland Pampus. The aims of the charity is to maintain and care for the Island and the fortifications.

Bank details

iban NL07RABO0343148099
k.v.k. 41193482
btw. nl.0097.29.343.B01