| Achanpudur | |
| Settlement Type: | Town |
| Pushpin Map: | India Tamil Nadu |
| Pushpin Map Caption: | Location in Tamil Nadu, India |
| Coordinates: | 9.0411°N 77.2717°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Tamil Nadu |
| Subdivision Type2: | District |
| Subdivision Name2: | Tenkasi |
| Unit Pref: | Metric |
| Population Total: | 12407 |
| Population As Of: | 2001 |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Tamil |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
Achanpudur is a panchayat town in Tenkasi district in the Indian state of Tamil Nadu.
India census,[1] Achampudur had a population of 12,407. Males constitute 52% of the population and females 48%. Achampudur has an average literacy rate of 64%, higher than the national average of 59.5%; with 60% of the males and 40% of females literate. 10% of the population is under 6 years of age.