4. Thiruvallur (तिरुवल्लुर), is an Assembly/Vidhan Sabha seat in Chennai region and THIRUVALLUR district of Tamil Nadu. Thiruvallur is part of 1. Thiruvallur Lok Sabha constituency.
In the 2016 polls, there were a total of 2,57,558 eligible electors, of which 1,26,468 were male, 1,31,069 female and 21 voters of the third gender.
In the 2011 elections, there were a total of 2,07,922 eligible electors, of which 1,04,429 were male, 1,03,493 female and 13 voters of the third gender.
The number of service voters in Thiruvallur in 2016 was 96. In 2011, there were 78.