Pandanallur is a Suburban of Kumbakonam in the Thiruvidaimarudur taluk of Thanjavur district.

The Pandanallur village has population of 4680 of which 2370 are males while 2310 are females with total of 1146 families residing.

Child Sex Ratio for the Pandanallur as per census is 917, lower than Tamil Nadu average of 943.

Pandanallur village has lower literacy rate compared to Tamil Nadu.

In 2011, literacy rate of Pandanallur village was 79.49% compared to 80.09% of Tamil Nadu.