Roads are an important mode of transport in India. India has a network of over 6,215,797 kilometres (3,862,317 mi) of roads as of 1 December 2021. This is the second-largest road network in the world, after the United States with 6,853,024 kilometres (4,258,272 mi). At (1.94 km, 1.21 mi) of roads per square kilometre of land, the quantitative density of India's road network is equal to that of Hong Kong, and substantially higher than the United States (0.71 km, 0.44 mi), China (0.54 km, 0.34 mi), Brazil (0.23 km, 0.14 mi) and Russia (0.09 km, 0.056 mi). Adjusted for its large population, India has approximately 5.13 kilometres (3.19 mi) of roads per 1,000 people, which is much lower than United States 20.5 kilometres (12.7 mi) but higher than that of China 3.6 kilometres (2.2 mi). India's