| Alamnagar Assembly constituency | |
|---|---|
| Constituency No. 70 for the Bihar Legislative Assembly | |
 | |
| Constituency details | |
| Country | India |
| Region | East India |
| State | Bihar |
| District | Madhepura |
| LS constituency | 13. Madhepura |
| Established | 1951 |
| Reservation | None |
Alamnagar Assembly constituency is an assembly constituency in Madhepura district in the Indian state of Bihar.