SUMMER HOLIDAYS 2026 - From Wednesday 22nd July until Sunday 30th August we will be open 7 days a week for the school holidays. 10.30am to 4.45pm - last entry 4pm.

Maldon's No.1 attraction

Original SAS MP5 – Iranian Embassy Siege 1980

The excellent Dr Mark Felton recently filmed at the museum for his latest YouTube video. Included in this short film are some of the CMSM artefacts, including our rare SAS MP5. View these and hundreds more at the museum! Open every day during school holidays. We have the largest Special Forces Collection in the UK.