By the end of 20 16, there were 3 148 municipal roads at all levels in Haidian District, with a total length of 15 10.3 km, of which expressway was 97.4 km, accounting for 6%. Main road 157.2km, accounting for10%; Secondary roads are 575. 1 km, accounting for 38%; The branch road is 680.5 kilometers, accounting for 46%. Beijing's 3rd, 4th, 5th and 6th Ring Roads and subway lines 1, 4, 10 and 13 run through Haidian District.
Extended data:
The population of Haidian District is mainly Han nationality, and there are 55 ethnic minorities, which is the largest ethnic group in Beijing. The most populous ethnic minorities are Manchu and Hui.
At the end of 20 16, the resident population in Haidian district was 3.593 million, which was10/0,000 less than that at the end of 20 15, and increased by -2.7%. Among them, there are 6.5438+0.393 million permanent migrants, accounting for 38.8% of the permanent population. The birth rate of permanent residents is 8.40‰, the death rate is 4.22‰ and the natural growth rate is 4. 18‰. The density of permanent residents is 834 1 person /km2, a decrease of 235 people. At the end of the year, the registered population was 2.402 million, an increase of 7,000.
References:
Baidu Encyclopedia-Haidian District