Kowloon (/ˌkaʊˈluːn/; simplified Chinese: 九龙; traditional Chinese: 九龍; pinyin: Jiǔlóng; Jyutping: Gau2lung4) is one of the 3 main parts of Hong Kong. It comprises the Kowloon Peninsula and New Kowloon. With a population of 2.1 million in 2011. It is the most populous area in Hong Kong.