| Marjadwa | |
| Demographics1 Info1: | Hindi |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
| Iso Code: | IN-BR |
| Subdivision Type Narkatiaganj: | Country india |
| Settlement Type: | Village |
| Pushpin Map: | India Bihar |
| Coordinates: | 27.0436°N 84.6088°W |
| Subdivision Name: |  India |
| Unit Pref: | Metric |
| Subdivision Type1: | State |
| Subdivision Name1: | Bihar |
| Subdivision Type2: | District |
| Subdivision Name2: | West Champaran district |
Marjadwa is a village in West Champaran district in the Indian state of Bihar.
As of 2011 India census,Census 2011