 According to 2011 census , Thanjavur had a population of 222 @,@ 943 with a sex @-@ ratio of 1 @,@ 042 females for every 1 @,@ 000 males , much above the national average of 929 . A total of 19 @,@ 860 were under the age of six , constituting 10 @,@ 237 males and 9 @,@ 623 females . Scheduled Castes and Scheduled Tribes accounted for 9 @.@ 22 % and <unk> % of the population respectively . The average literacy of the city was 83 @.@ 14 % , compared to the national average of 72 @.@ 99 % . There were a total of 78 @,@ 005 workers , comprising 803 cultivators , 2 @,@ 331 main agricultural labourers , 2 @,@ 746 in house hold industries , 65 @,@ 211 other workers , 6 @,@ 914 marginal workers , 110 marginal cultivators , 235 marginal agricultural labourers , 322 marginal workers in household industries and 6 @,@ 247 other marginal workers . As per the religious census of 2011 , Thanjavur ( M ) had 82 @.@ 87 % Hindus , 8 @.@ 34 % Muslims , 8 @.@ 58 % Christians , 0 @.@ 01 % Sikhs , 0 @.@ 01 % Buddhists , 0 @.@ 06 % Jains , 0 @.@ 11 % following other religions and 0 @.@ 01 % following no religion or did not indicate any religious preference . 
