| Sendamangalam | |
| Native Name: | சேந்தமங்கலம் |
| Nickname: | Senthai |
| Settlement Type: | Municipality |
| Pushpin Map: | India Tamil Nadu |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location in Namakkal, Tamil Nadu, India |
| Coordinates: | 11.3°N 78.2333°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Tamil Nadu |
| Subdivision Type2: | Region |
| Subdivision Name2: | Kongu Nadu |
| Subdivision Type3: | District |
| Subdivision Name3: | Namakkal |
| Government Type: | Municipal Corporation |
| Governing Body: | Senthamangalam City Corporation |
| Unit Pref: | Metric |
| Elevation M: | 240 |
| Population Total: | 27,800 |
| Population As Of: | 2001 |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Tamil |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
| Postal Code Type: | PIN |
| Postal Code: | 637409 |
| Area Code Type: | Telephone code |
| Area Code: | 91-4286 |
| Registration Plate: | TN-88, Namakkal South |
Sendamangalam (also spelt as Sendai) is a neighbourhood in the city of Namakkal in the Indian state of Tamil Nadu. It was merged with the Namakkal Corporation in 2011.
The history of Sendamangalam, Namakkal is often confused with Sendamangalam,
Sendamangalam is located at .[1] It has an average elevation of 240m (790feet). Sendamangalam is close to Kolli Hills (கொல்லி மலை), which is part of the Eastern Ghats. The closest river is the Kaveri river. The municipality is approximately 350km (220miles) southwest of Chennai, 255km (158miles) south of Bangalore, 50km (30miles) south of Salem, 93km (58miles) northwest of Tiruchirapalli, and approximately 200km (100miles) north of Madurai.
The temperature ranges from 20C to 44C throughout the year.
As of the 2001 Indian census,[2] there were 18,085 people. Males made up 50% of the population, and 50% were female. 9% of the population was under 6 years of age. The average literacy rate was 64%, above the national average of 59.5%. The census reported 73% of males were literate, while 56% of females were literate.
The Senthamangalam taluk is part of Namakkal Lok Sabha constituency.[3]
Sendamangalam began functioning as a taluk on 2 June 2015. It had previously been in Namakkal taluk.[4]
The nearest domestic airport is the Tiruchirappalli International Airport.
The nearest major railway stations are in Namakkal and Salem.
Sendamangalam is located 12km (07miles) northeast from Namakkal on State Highway SH-95.