| Chhatapur | |
|---|---|
| Constituency No. - for the Bihar Legislative Assembly | |
 | |
| Constituency details | |
| Country | India |
| Region | East India |
| State | Bihar |
| District | Supaul |
| Established | 1967 |
| Reservation | None |
| Elected year | 2020 |
Chhatapur Assembly constituency is an assembly constituency in Supaul district in the Indian state of Bihar. It has been an open seat since 2010, but earlier it was reserved for Scheduled Castes. There are a total of 23 gram panchayat under the Chhatapur block.