This article is about National Capital Region of India which includes Delhi and adjoining urban areas. You might be looking for National Capital Territory of Delhi, or New Delhi. For other uses see  National Capital Region (disambiguation).

The National Capital Region (NCR) in India is a name for the  conurbation or metropolitan area which encompasses the entire National Capital Territory of Delhi as well as urban areas ringing it in neighbouring states of Haryana, Uttarakhand, Uttar Pradesh and Rajasthan. With a total area of about , it is the world's second largest urban agglomeration by population and the largest by area.