| Kadagathur | |
| Other Name: | Kadaikaattur[1] |
| Settlement Type: | Village |
| Pushpin Map: | India Tamil Nadu |
| Pushpin Label Position: | India Tamil Nadu Dharmapuri |
| Pushpin Map Alt: | India Tamil Nadu Dharmapuri |
| Pushpin Map Caption: | Location of Kadagathur in Tamilnadu |
| Coordinates: | 12.1741°N 78.1361°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Type2: | Region |
| Subdivision Type3: | District |
| Subdivision Type4: | Taluk |
| Subdivision Name1: | Tamil Nadu |
| Subdivision Name2: | Kongu Nadu |
| Subdivision Name3: | Dharmapuri |
| Subdivision Name4: | Dharmapuri |
| Government Type: | Village |
| Governing Body: | Panchayath |
| Unit Pref: | Metric |
| Area Total Km2: | 3.33 |
| Population Total: | 6,096[2] |
| Population As Of: | 2011 |
| Population Density Km2: | 1777 |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
| Postal Code Type: | PIN |
| Postal Code: | 636809 [3] |
| Registration Plate: | TN-29 |
| Area Code: | 04342 |
| Area Code Type: | Telephone code |
| Demographics1 Info1: | Tamil |
Kadagathur is a village panchayath under Dharmapuri Block and in Dharmapuri district in the state of Tamil Nadu, India.[4] This village is located 6 km away from District Capital Dharamapuri. One of the Famous Kadagathur Lake in this village around 800 acres and Siva Temple 1000 years old in beginning of Lake. Village mainly focus Pongal Festival once in a year and Manjuvirattu is famous Celebration during the Festival.
Kadagathur Branch Public Library is located on near bus stand. Library contains more than 13000 books and Many News Journals.