Thingalnagar is the town panchayat, located in Kanniyakumari district in the Indian state of Tamil Nadu.

The origin of the name "Thingalnagar" ("Monday Market" in English) is that every Monday, people from several nearby villages, wholesalers, and farmers for trading gather at the market.

Markets can be found in Thingalnagar selling fresh marine fish, vegetables, and pets.

Males constitute 49% of the population, and females 51%.

In Thingalnagar, 10% of the population is under 6 years of age.