Koshi Province (Nepal)

**Koshi Province** (Nepali: कोशी प्रदेश),is one of the seven federal provinces of Nepal. It was established in 2015 by the current constitution of Nepal. It was originally called **Province No. 1**. On March 1, 2023, it was renamed after the Kosi River. The capital city is Biratnagar.

The province is bordered by the Tibet of China to the north, the Indian states of Sikkim and West Bengal to the east, and Bihar to the south, and Bagmati Province and Madhesh Province to the west. According to the 2021 Nepal census, there are around 5 million people in the province, with a population density of 190 per square kilometre. As per the 2011 Nepal census the province had around 4.5 million people.

## Infobox (settlement)

- **name**: Koshi Province
- **native name lang**: ne
- **settlement type**: Provinces of Nepal, Province
- **image map**: Nepal Province 1.svg
- **image map1**: <div class="center"></div>
- **map caption**: Location of Eastern part of Nepal
- **map caption1**: Koshi Pradesh
- **coor pinpoint**: Biratnagar
- **subdivision type**: List of sovereign states, Country
- **established title**: Formation
- **established date**: 20 September 2015
- **seat type**: Capital
- **seat**: Biratnagar
- **seat1 type**: Largest city
- **seat1**: Biratnagar
- **parts type**: List of districts of Nepal, Districts
- **parts style**: para
- **p1**: Administration in Koshi Pradesh#Districts, 14
- **government type**: Autonomy, Self-governing Province
- **governing body**: Government of Koshi Province
- **leader title**: Governor of Koshi Province, Governor
- **leader name**: Parshuram Khapung
- **leader title1**: Chief Minister of Koshi Province, Chief Minister
- **leader name1**: Hikmat Kumar Karki
- **leader title3**: Koshi Provincial Assembly
- **leader name3**: Unicameralism, Unicameral (93 seats)
- **leader title2**: High Court
- **leader name2**: Biratnagar High Court
- **leader title4**: House of Representatives (Nepal), Parliamentary constituency
- **leader name4**: 28
- **unit pref**: Metric
- **area total km2**: 25905
- **area rank**: Provinces of Nepal#List of provinces of Nepal, 2nd
- **demographics type1**: Demographics
- **demographics1 title1**: Religions
- **demographics1 title2**: Ethnic groups
- **demographics1 title3**: Sex ratio
- **demographics1 info3**: 91.48 ♂ /100 ♀ (2011)
- **demographics type2**: Development Parameters
- **demographics2 title5**: Human Development Index, HDI
- **demographics2 info5**: 0.553 ()
- **demographics2 title2**: Poverty rate
- **demographics2 info2**: 0.127
- **demographics2 title3**: Literacy
- **demographics2 info3**: 79.7%
- **demographics2 title4**: Life Expectancy
- **demographics2 info4**: 69
- **elevation max m**: 8848
- **elevation min m**: 60
- **population as of**: 2021
- **population footnotes**: [https://censusnepal.cbs.gov.np/results/population?province=1]
- **population total**: 4,961,412
- **population rank**: List of Nepalese provinces by Population, 4th
- **population density km2**: 192
- **population density rank**: List of Nepalese provinces by Population, 4th
- **population blank1 title**: Households
- **population blank1**: 1,191,556
- **blank name sec1**: Languages of Nepal, Official language
- **blank info sec1**: Nepali language, Nepali
Maithili language, Maithili
Limbu language, Limbu
- **blank1 name sec1**: Languages of Nepal, Other Official language(s)
- **blank1 info sec1**: Bantawa language, Bantawa
- **timezone**: Nepal Time, NST
- **utc offset**: +5:45
- **postal code**: 57208
- **iso code**: ISO 3166-2:NP, NP-P1
- **geocode**: NP-ON
- **demographics2 title1**: GDP per capita
- **demographics2 info1**: US$1267 (3rd)
- **registration plate**: PROVINCE 1 AB XXXX
- **population demonym**: Purbeli, Kosheli, Koshyali
- **elevation min point**: Kechana Kawal
- **elevation max point**: Mount Everest
- **blank name sec2**: GDP (Nominal)
- **blank info sec2**: US$9 Billion (List of Nepalese provinces by GDP, 2nd)
- **established title1**: Named as Koshi Pradesh
- **established date1**: 1 March 2023
- **named for**: Koshi River