Rajkot is the fourth-largest city in the Indian state of Gujarat after Ahmedabad, Vadodara, and Surat, and is in the centre of the Saurashtra region of Gujarat. Rajkot is the 35th-largest metropolitan area in India, with a population of more than 2 million as of 2021. Rajkot is the 6th cleanest city of India, and it is the 22nd fastest-growing city in the world as of March 2021.