| South Nallur | |
| Settlement Type: | city |
| Pushpin Map: | India Tamil Nadu#India |
| Pushpin Map Caption: | Location in Tamil Nadu, India |
| Coordinates: | 11.1147°N 77.3975°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Tamil Nadu |
| Subdivision Type2: | District |
| Subdivision Name2: | Tiruppur |
| Unit Pref: | Metric |
| Population Total: | 30319 |
| Population As Of: | 2001 |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Tamil |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
South Nallur is a panchayat town in Tiruppur district in the Indian state of Tamil Nadu.
India census,[1] South Nallur had a population of 30,319. Males constitute 53% of the population and females 47%. South Nallur has an average literacy rate of 75%, higher than the national average of 59.5%: male literacy is 80%, and female literacy is 68%. In South Nallur, 11% of the population is under 6 years of age.
As per the religious census of 2011, S.Nallur had 85.52% Hindus, 9.51% Muslims, 4.75% Christians, 0.01% Sikhs, 0.01% Buddhists, 0.02% Jains and 0.18% following other religions.[2]