The museum preserves and interprets Singapore's social history, exploring the key events and people that have shaped the nation.

Over the centuries, the National Museum of Singapore has expanded and undergone various expansions and renovations, with the most recent being a three-and-a-half-year restoration that was completed on 2 December 2006, and was officially reopened on 7 December 2006 by former President of Singapore S. R. Nathan and the Minister for Information, Communications and the Arts Lee Boon Yang.

[3] The National Museum of Singapore exhibits sculptures, objets d'art, paintings, drawings, and archaeological finds.

Over the centuries, the National Museum of Singapore has expanded and undergone various expansions and renovations, with a three-and-a-half-year restoration that was completed on 2 December 2006, and was officially reopened on 7 December 2006 by President of Singapore S. R. Nathan and the Minister for Information, Communications and the Arts Lee Boon Yang.

In 2019, Tang Holdings donated a large collection of Sir Stamford Raffles memorabilia, including 46 holograph letters and his book The History of Java, to the museum.