Total Population: 3936311
Density : 648 per sq.km
Female : 1974643
Male: 1961688
Elderly : 376541
Literates: 2773928(19.17%)
Urban Population: 1701987(43.24%)
Total Main Workers: 1360185
Marginal workers : 329145
Non workers : 2247001
Eco-sensitive aspects: TN wetland Mission
Total wetland area : 32640 ha
Ramsar sites: Palar River Mouth