Gurgaon, officially named Gurugram, is a city located in the northern Indian state of Haryana. It is situated near the Delhi-Haryana border, about 30 kilometres (19 mi) southwest of the national capital New Delhi and 268 km (167 mi) south of Chandigarh, the state capital.It is one of the major satellite cities of Delhi and is part of the National Capital Region of India. As of 2011, Gurgaon had a population of 876,900.Gurgaon has become a leading financial and industrial hub with the third-highest per capita income in India.The city’s economic growth story started when the leading Indian automobile manufacturer Maruti Suzuki India Limited established a manufacturing plant in Gurgaon in the 1970s. Today, Gurgaon has local offices for more than 250 Fortune 500 companies.Gurgaon is categorised as very high on the Human Development Index, with an HDI of 0.889 (2017), which is also the highest in India. In March 2019, Gurgaon was named the most polluted city in the world, according to data released by IQ Air Visual and Greenpeace.