| Sarairanjan | |
|---|---|
| Constituency No. 136 for the Bihar Legislative Assembly | |
 | |
| Constituency details | |
| Country | India |
| Region | East India |
| State | Bihar |
| District | Samastipur |
| Established | 1967 |
| Reservation | None |
| Elected year | 2020 |
Sarairanjan Assembly constituency is an assembly constituency in Samastipur district in the Indian state of Bihar.