| Thanthonimalai | |
| Settlement Type: | Karur City |
| Pushpin Map: | India Tamil Nadu#India3 |
| Pushpin Map Caption: | Location in Tamil Nadu, India |
| Coordinates: | 10.9323°N 78.0913°E |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Tamil Nadu |
| Subdivision Type2: | District |
| Subdivision Name2: | Karur |
| Unit Pref: | Metric |
| Population Total: | 53,854 |
| Population As Of: | 2011 |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Tamil |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
Thanthoni is a block in Karur Municipal Corporation in Karur district in the Indian state of Tamil Nadu. As of 2011, the town had a population of 53,854.. Thanthoni Kalyana Venkatesa Perumal temple is a famous temple in this area.[1] [2] Kaliamman Koil at Thanthoni malai was worshipped by king Vikramaditya.
According to 2011 census, Thanthonimalai had a population of 53,854 with a sex-ratio of 986 females for every 1,000 males, much above the national average of 929.[3] A total of 5,624 were under the age of six, constituting 3,004 males and 2,620 females. Scheduled Castes and Scheduled Tribes accounted for 15.09% and .07% of the population respectively. The average literacy of the town was 77.24%, compared to the national average of 72.99%.[3] The town had a total of 14729 households. There were a total of 23,177 workers, comprising 418 cultivators, 690 main agricultural labourers, 592 in house hold industries, 20,451 other workers, 1,026 marginal workers, 24 marginal cultivators, 138 marginal agricultural labourers, 58 marginal workers in household industries and 806 other marginal workers.[4]