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As of 2001[update] India census, Adyar had a population of 6501. Males constitute 50% of the population and females 50%. Adyar has an average literacy rate of 73%, higher than the national average of 59.5%; with 53% of the males and 47% of females literate. 13% of the population is under 6 years of age.
- "Census of India 2001: Data from the 2001 Census, including cities, villages and towns (Provisional)". Census Commission of India. Archived from the original on 16 June 2004. Retrieved 1 November 2008.