Haidian, Beijing

Haidian 海淀区
District
Haidian District
Location of Haidian District in Beijing
Coordinates (Haidian government): 39°57′36″N 116°17′54″E / 39.9600°N 116.2983°E / 39.9600; 116.2983
Country	People's Republic of China
Municipality	Beijing
Township-level divisions	22 subdistricts 5 towns 2 townships
Area
• Total	431 km2 (166 sq mi)
Population  (2020)
• Total	3,133,469 [1]
Time zone	UTC+8 (China Standard)
Postal code	100080
Area code	0010
Website	bjhd.gov.cn

Haidian District (Chinese: 海淀区; pinyin: Hǎidiàn Qū) is an urban district of the city of Beijing. It is mostly situated in northwestern Beijing, but also to a lesser extent in the west, where it has borders with Xicheng and Fengtai.

It is 431 square km in area, making it the second-largest district in urban Beijing area (after Chaoyang), and is home to 3,133,469 inhabitants as of November 2020.^[2]