National Slate Museum

The heart of Welsh industry at The National Slate Museum.

What's On

Group of people are stood in a semi circle listening to a tour guide; they are in a warehouse with machinery in the background.

Next Steps Tours: Collection Centre Tours

  30 October, 1 November, 18 December, 29 & 31 January, 26 February, 26 & 28 March. , 1:00pm - 2:30pm & 2:30pm - 4:00pm
National Slate Museum
People in high visibility vests and hard hats at the National Slate Museum

Next Steps Tours - Hard Hat Visit

  12 February, 19 March & 11 June, 1pm, 2pm & 3pm
National Slate Museum
Full What's On Listings

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Features

Sugar Coated - Jasmine Violet

Sugar Coated started as an exploration of the connections between the slate industry, the Penrhyn estate and Jamaica.

National Slate Museum Redevelopment

The National Slate Museum is currently closed for a major redevelopment project.

Half a Century of History

In May 2022 the National Slate Museum celebrates its 50th birthday.

Learn

Be inspired, get creative and develop skills. We can use Wales’s collections and our museum settings to learn together.

Learn at National Slate Museum

Blogs and Articles

Footprint of a small dinosaur found in 2020
Article

Welsh Dinosaurs

23 December 2024
Portrait of John Gwyn Jeffreys
Article

John Gwyn Jeffreys: Wales’s Pioneer of Deep-sea Exploration

12 December 2024
Parts from Una and tools.

Working in partnership to help repair Una

by Chloe Ward
26 January 2026
Volunteers sitting at table with Archaeologist.

Archaeologists at National Slate Museum?

by Chloe Ward
5 January 2026
Helen Goddard

An extraordinary year! One year on since closing the National Slate Museum temporarily for redevelopment!

Helen Goddard, Project Director National Slate Museum Redevelopment Project
3 November 2025
Fig 1. Pen-Yr-Orsedd Quarry (pictures taken by author).

Treftadaeth Byw: Living Heritage in Dyffryn Nantlle - Wales REACH

Lotti Mai Jones
30 October 2025
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