The Central Region is one of the five regions in the city-state of Singapore and the main metropolitan region surrounding the Central Area. Comprising 13,150 hectares of land area, it includes 11 planning areas within the Central Area, as well as another 11 more outside it. The region is home to many of Singapore's national monuments as it was historically the site where the city was first founded and the country's only UNESCO World Heritage Site, the Singapore Botanic Gardens, a 165-year-old tropical garden is also located in the region.

The Central Area, also called the City Area, and informally The City, is the main commercial city centre of Singapore. Located in the south-eastern part of the Central Region, the Central Area consists of eleven constituent planning areas: the Downtown Core, Marina East, Marina South, the Museum Planning Area, Newton, Orchard, Outram, River Valley, Rochor, the Singapore River and Straits View, as defined by the Urban Redevelopment Authority. The term Central Business District (CBD) has also been used to describe most of the Central Area as well, although its boundaries lie within the Downtown Core.