Singapore, officially the Republic of Singapore, is an island city-state off the southern tip of the Malay Peninsula, 137 kilometres (85 mi) north of the equator, south of the Malaysian state of Johor and north of Indonesia's Riau Islands. At 710.2 km2 (274.2 sq mi), Singapore is a microstate and the smallest nation in Southeast Asia. It is substantially larger than Monaco and Vatican City, the only other present-day sovereign city-states.
Singapore is an alpha World City. The population of Singapore is highly cosmopolitan and diverse. It includes Chinese, Malays, Indians, Eurasians, Caucasians and Asians of different origins. The total population including non-residents is approximately 4.99 million.
Singapore has one of the highest percentage of foreigners in the world. 36% of the population in Singapore are foreigners and foreigners make up 50% of the service sector in Singapore.