| Name | Native | Status | Population census 1981-06-22 | Population census 1991-06-22 | Population census 2001-05-28 | Population census 2011-06-22 | |
|---|---|---|---|---|---|---|---|
| Kośī [Kosi] | कोशी | Zone | 1,423,624 | 1,728,247 | 2,110,664 | 2,335,047 |
Source: Central Bureau of Statistics Nepal (web).
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