| Basantpur | |
| Settlement Type: | CD Block |
| Seat Type: | Headquarters |
| Seat: | Basantpur (town) |
| Pushpin Map: | Bihar |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location in Bihar, India |
| Coordinates: | 26.1695°N 84.663°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Bihar |
| Subdivision Type2: | District |
| Subdivision Name2: | Siwan |
| Subdivision Type3: | Subdivision |
| Subdivision Name3: | Maharajganj |
| Governing Body: | Maharajganj Block |
| Unit Pref: | Metric |
| Area Total Km2: | 62.22 |
| Population Total: | 105,229 |
| Population As Of: | 2011 |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Bhojpuri, Hindi, Urdu, English |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
| Postal Code Type: | PIN |
| Area Code Type: | Telephone code |
| Blank1 Name Sec1: | Sex ratio |
Basantpur is a Community development block and a town in district of Siwan, in Bihar state of India. It is one out of 6 blocks of Maharajganj Subdivision. The headquarter of the block is situated at Maharajganj Nagar Panchayat.
Total area of the block is 62.22km2 and the total population of the block as of 2011 census of India is 105,229.[1]
The block is divided into many Gram Panchayats and villages.
Gram panchayats of Basantpur block in Maharajganj Subdivision, Siwan district.[2]