Walajapet is a municipality and taluk of Ranipet district in the state of Tamil Nadu.

According to 2011 census, Walajapet had a population of 32,397 with a sex-ratio of 1,031 females for every 1,000 males, much above the national average of 929.

[2] A total of 3,249 were under the age of six, constituting 1,675 males and 1,574 females.

There were a total of 12,223 workers, comprising 50 cultivators, 66 main agricultural labourers, 1,270 in household industries, 10,204 other workers, 633 marginal workers, 8 marginal cultivators, 18 marginal agricultural labourers, 182 marginal workers in household industries and 425 other marginal workers.

[3] As per the religious census of 2011, Walajapet had 52.13% Hindus, 46.34% Muslims, 1.21% Christians, 0.03% Sikhs, 0.02% Buddhists, 0.11% Jains, 0.14% following other religions and 0.02% following no religion or did not indicate any religious preference.