Hong Kong (Wikipedia) Hong Kong (US: /ˈhɒŋkɒŋ/ or UK: /hɒŋˈkɒŋ/; Chinese: 香港, Cantonese: [hœ́ːŋ.kɔ̌ːŋ]), officially the Hong Kong Special Administrative Region of the People’s Republic of China (abbr. Hong Kong SAR or HKSAR), is a city and a special administrative region in China. With 7.4 million residents of various nationalities in a 1,104-square-kilometre (426 sq mi) territory, Hong Kong is one of the most densely populated territories in the world.