Krishnagiri is a state assembly constituency in Tamil Nadu, India.

Its State Assembly Constituency number is 53.

It is a part of the similarly named constituency for national elections to the Parliament of India.

[2] It is one of the 234 State Legislative Assembly Constituencies in Tamil Nadu in India.

Krishnagiri was one of 17 assembly constituencies to have VVPAT facility with EVMs in 2016 Tamil Nadu Legislative Assembly election.