This alteration included a change which resulted in the town panchayat of Arakandanallur becoming part of Kandachipuram taluk.

The taluk includes parts of the Mugaiyur and Thiruvennainallur revenue blocks.

[3] Kandachipuram taluk is in the southwestern part of Viluppuram district, and has a total area of 234 square kilometres (90 sq mi).

Part of the southern border of the taluk is formed by the Ponnaiyar River.

[5] As of 2019, Kandachipuram taluk had a population of 151,027 people living in an area of 234 square kilometres (90 sq mi), resulting in a population density of 645.4/km2 (1,672/sq mi).