Welcome to the Paul Sacher Stiftung
All holdings of the Paul Sacher Stiftung are available for academic research free of charge. The collections and library resources may only be consulted in the PSS’s reading rooms.
For your visit a prior registration through the contact form is required.
Due to limited capacity, we recommend registering for archive material consultations at least 10 days in advance of your preferred date.
If you wish to view library materials, please request an appointment at least 3 days in advance of your visit.
Please note that appointments are only valid once you have received confirmation from us via email.
Opening of the Paul Sacher Stiftung
The Paul Sacher Stiftung is regularly open to visitors.
Contact & Information
Paul Sacher Stiftung
Münsterplatz 4
4051 Basel
Switzerland
Phone +41 61 269 66 44
Visiting hours
Our opening hours are Monday to Friday, 9 am - 12 and 1 pm - 4.45 pm.
The historic building is not yet barrier-free accessible, please contact the administration office for more information.
Closing times
The Stiftung will be closed to visitors on the following days:

19 Dec 2025 – 6 Jan 2026 | Christmas/New Year 2025/26 |
26 Jan 2026 | Internal event |
23 Feb – 2 Mar 2026 | Carnival |
3 – 7 Apr 2026 | Easter |
1 May 2026 | Labor Day |
14 + 15 May 2026 | Ascension Day |
25 May 2026 | Whit Monday |
29 June – 2 Aug 2026 | Summer holidays |
18 Dec 2026 – 3 Jan 2027 | Christmas/New Year 2026/27 |