Large sections of it have been declared national heritage sites officially designated for conservation by the Urban Redevelopment Authority.
This is due to the fact that Chinatown's water supply was principally transported by animal-driven carts in the 19th century.
In 1822, Sir Stamford Raffles wrote to Captain C. E. Davis, President of the Town Committee, and George Bonham and Alex L. Johnson, Esquires, and members, charging them with the task of "suggesting and carrying into effect such arrangements on this head, as may on the whole be most conducive to the comfort and security of the different classes of inhabitants and the general interests and welfare of the place..." He went on to issue instructions, as a guide to the Committee, which included a general description of Singapore Town, the ground reserved by the government, the European town and principal mercantile establishments and the native divisions and "kampungs".
However, only when parcels of land were leased or granted to the public in and after 1843 for the building of houses and shophouses, did Chinatown's physical development truly begin.
These days, the former Hokkien and Teochew residents have largely scattered to other parts of the island, leaving the Cantonese as the dominant dialect group in Chinatown.
Guilds, clans, trade unions and associations were all referred to as kongsi are present within Chinatown such as to assist to the needs of each Chinese dialect group, such as Cantonese, Hokkien, etc.
The architectural character of many of the terraces in Chinatown is much more Italianate in style than those of, for instance Emerald Hill or Petain Road.
The Mass Rapid Transit MRT serves the area at Chinatown MRT station on the North East and Downtown lines, in the middle of pedestrian-only Pagoda Street, and serves the vicinity, as well as several public bus routes which integrates it into Singapore's transportation system.
Singapore's first Prime Minister, Lee Kuan Yew, was a Member of Parliament representing Tanjong Pagar GRC before his death in March 2015.
The Chinatown area that is part of Jalan Besar GRC is represented by Josephine Teo since 2020, following the retirement of Lily Neo after serving 23 years of politics from 1997.