| Annasagar | |
| Settlement Type: | Village |
| Pushpin Map: | India Telangana#India |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location in Telangana, India |
| Subdivision Type: | Country |
| Subdivision Name: | India |
| Subdivision Type1: | State |
| Subdivision Name1: | Telangana |
| Subdivision Type2: | District |
| Subdivision Name2: | Mahabubnagar |
| Unit Pref: | Metric |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Telugu |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
Annasagar is a village in the Bhoothpur mandal, Mahabubnagar district, Telangana, India. the 2011 Census of India, it had a population of 2,421 across 550 households. There were 1,236 males and 1,185 females. 311 were 6 years old or under. 1,199 were literate.