Vazhapadi taluk is one of the thirteen taluks of Salem district in the Indian state of Tamil Nadu.

Vazhapadi taluk is in the central part of Salem district, and is bordered by Dharmapuri district to the north, Peddanayakkan Palayam taluk to the east, Namakkal district to the south, and Salem taluk to the west.

National Highway 79 also runs through the district and follows a similar course.

There are several reserve forests in the taluk, concentrated mainly in the north, in the Kalrayan Hills.

18,795 children in the taluk were at or below the age of 6, of which 9,723 (51.7%) were male and 9,072 (48.3%) were female.