South India is the area encompassing India's states of Andhra Pradesh, Karnataka, Kerala and Tamil Nadu as well as the union territories of Lakshadweep and Pondicherry, occupying 19.31% of area.
South India occupies 19.31% of the area. It is the area that includes India's states of Andhra Pradesh, Karnataka, Kerala, and Tamil Nadu. It also includes the union territories of Lakshadweep and Pondicherry.