Tiruvannamalai district

Thiruvannamalai district
Clockwise from top-left: Arulmigu Annamalaiyar Temple at Tiruvannamalai, Seeyamangalam Jain Temple, Vandavasi & Aarani Fort, Eastern Ghats, Tirumalai Jain Temple
Location in Tamil Nadu
Coordinates: 12°25′N 79°7′E / 12.417°N 79.117°E / 12.417; 79.117
CountryIndia
StateTamil Nadu
DistrictTiruvannamalai
CityTiruvannamalai
Municipalities1.Tiruvannamalai, 2.Aarani, 3.Cheyyar, 4.Vandavasi
Total Urban areas22
North Arcot26.1.1989
Named afterKing Sambhuvarayar, Thiruvannamalaiyar Temple
HeadquartersTiruvannamalai
TalukasTiruvannamalai, Kilpennathur, Aarani, Cheyyar, Chengam, Polur, Vandavasi, Kalasapakkam, Chetpet, Thandarampattu, and Vembakkam
Government
 • BodyDistrict collectrate
 • CollectorK. Tharpagaraj I.A.S
Area
6,191 km2 (2,390 sq mi)
 • RankSecond
Population
 (2011)
2,464,875
 • Rank4th rank in Tamil Nadu
 • Density654/km2 (1,690/sq mi)
 • Metro
1,496,343
Time zoneUTC+5:30 (IST)
ISO 3166 codeISO 3166-2:IN
Vehicle registrationTN-25, TN-97
Coastline0 kilometres (0 mi)
Largest cityTiruvannamalai
Sex ratio1000:994 /
Literacy79.33%
Legislature strength12
Lok Sabha constituencyAarani and Tiruvannamalai
Vidhan Sabha constituencyAarani, Cheyyar, Chengam, Kalasapakkam, Peranamallur, Polur, Tiruvannamalai city, Tiruvannamalai rural, Thandarampattu, Pudupalayam, Chettupattu and Vandavasi
Precipitation5,646 millimetres (222.3 in)
Websitetiruvannamalai.nic.in

Thiruvannamalai district (previously known as Central Arcot, Tiruvannamalai Sambhuvarayar district) is one of the 38 districts in the south Indian state of Tamil Nadu. It is the second largest district in Tamil Nadu by area, after Dindigul District. It was formed in 1989 through the bifurcation of North Arcot into the Tiruvannamalai Sambuvarayar and Vellore Ambedkar districts. The city of Tiruvannamalai is the district headquarters.

The district is divided into 12 TaluksArani, Chengam, Tiruvannamalai, Polur, Thandarampattu, Vandavasi, Kalasapakkam, Chetpet, Kilpennathur, Jamunamarathoor, Cheyyar and Vembakkam. As of 2011, the district had a population of 2,464,875 with a sex-ratio of 994 females for every 1,000 males.