 The town had a total of 18209 households.There were a total of 26,153 workers, comprising 609 cultivators, 2,257 main agricultural labourers, 644 in house hold industries, 18,988 other workers, 3,655 marginal workers, 77 marginal cultivators, 409 marginal agricultural labourers, 245 marginal workers in household industries and 2,924 other marginal workers.As per the religious census of 2011, Virudhachalam had 85.72% Hindus, 10.78% Muslims, 3.23% Christians, 0.06% Sikhs, 0.01% Buddhists, 0.07% Jains, 0.13% following other religions and 0.01% following no religion or did not indicate any religious preference.