Kosi Zone
Former Administrative Zone of Nepal
Koshi was one of the fourteen zones of Nepal until the restructure of zones to provinces. The headquarters of Koshi Zone was Biratnagar which was also its largest city. Other cities of Koshi Zone were Inaruwa, Dharan, Dhankutta,jhumka,Duhabi and Itahari. Source: Wikipedia
| Area of Kosi Zone | 9,584.9 km² |
| Population | 3.1 million |
| Male Population | 1,459,810 (47.7%) |
| Female Population | 1,597,701 (52.3%) |
| Population change from 1975 to 2015 | +1,714.5% |
| Population change from 2000 to 2015 | +90.7% |
| Median Age | 22.8 years |
| Male Median Age | 21.8 years |
| Female Median Age | 23.7 years |
| Timezone | Nepal Time |
Map of Kosi Zone
Population Over Time
Years 1975 to 2015| Data | 1975 | 1990 | 2000 | 2015 |
|---|---|---|---|---|
| Population | 168,503 | 892,866 | 1,602,963 | 3,057,521 |
| Population Density | 17.6 / km² | 93.2 / km² | 167.2 / km² | 319.0 / km² |
Population change from 2000 to 2015
Increase of 90.7% from year 2000 to 2015| Location | Change since 1975 | Change since 1990 | Change since 2000 |
|---|---|---|---|
| Kosi Zone | +1,714.5% | +242.4% | +90.7% |
| Nepal | +115% | +52% | +20.2% |
Median Age
Median Age: 22.8 years| Location | Median Age | Median Age (Male) | Median Age (Female) |
|---|---|---|---|
| Kosi Zone | 22.8 years | 21.8 years | 23.7 years |
| Nepal | 21.5 years | 20.4 years | 22.6 years |
Population By Age and Gender
Kosi Zone Population Tree| Age | Male | Female | Total |
|---|---|---|---|
| Under 5 | 144,251 | 138,980 | 283,231 |
| 5-9 | 178,009 | 173,126 | 351,135 |
| 10-14 | 195,376 | 191,120 | 386,496 |
| 15-19 | 172,573 | 177,590 | 350,163 |
| 20-24 | 113,064 | 157,582 | 270,646 |
| 25-29 | 98,296 | 142,315 | 240,612 |
| 30-34 | 89,570 | 118,057 | 207,628 |
| 35-39 | 88,427 | 106,227 | 194,655 |
| 40-44 | 81,966 | 91,475 | 173,441 |
| 45-49 | 73,741 | 77,930 | 151,672 |
| 50-54 | 66,874 | 66,951 | 133,825 |
| 55-59 | 54,100 | 52,990 | 107,090 |
| 60-64 | 46,260 | 47,040 | 93,301 |
| 65-69 | 33,532 | 33,119 | 66,651 |
| 70-74 | 23,665 | 23,109 | 46,774 |
| 75-79 | 49 | 40 | 89 |
| 80-84 | 31 | 28 | 59 |
| 85 Plus | 28 | 24 | 52 |
Population Density
Population Density: 319.0 / km²| Location | Population | Area | Population Density |
|---|---|---|---|
| Kosi Zone | 3.1 million | 9,584.9 km² | 319.0 / km² |
| Nepal | 28.6 million | 147,655.4 km² | 193.4 / km² |
Historical and Projected Population
Estimated Population from 1920 to 2100| Year | Est. Population | Avg 10 Year Growth % | Avg 10 Year Growth |
|---|---|---|---|
| 1920 | 65,787 | n/a | n/a |
| 1930 | 71,719 | 9% | 5,932 |
| 1940 | 78,185 | 9% | 6,466 |
| 1950 | 85,233 | 9% | 7,048 |
| 1960 | 101,578 | 19.2% | 16,345 |
| 1970 | 124,825 | 22.9% | 23,247 |
| 1990 | 892,866 | 167.4% | 384,020 |
| 2000 | 1,602,963 | 79.5% | 710,097 |
| 2020 | 3,340,414 | 44.4% | 868,725 |
| 2030 | 3,880,248 | 16.2% | 539,834 |
| 2040 | 4,355,189 | 12.2% | 474,941 |
| 2050 | 4,753,347 | 9.1% | 398,158 |
| 2060 | 5,043,112 | 6.1% | 289,765 |
| 2070 | 5,204,163 | 3.2% | 161,051 |
| 2080 | 5,249,416 | 0.9% | 45,253 |
| 2090 | 5,185,262 | -1.2% | -64,154 |
| 2100 | 5,056,849 | -2.5% | -128,413 |
1. JRC (European Commission's Joint Research Centre) work on the GHS built-up grid
2. CIESIN (Center for International Earth Science Information Network)
3. [Link] Klein Goldewijk, K., Beusen, A., Doelman, J., and Stehfest, E.: Anthropogenic land use estimates for the Holocene – HYDE 3.2, Earth Syst. Sci. Data, 9, 927–953, https://doi.org/10.5194/essd-9-927-2017, 2017.
Human Development Index (HDI)
Statistic composite index of life expectancy, education, and per capita income.Top Districts in Kosi Zone
Districts in Kosi Zone
| Name | Area | Population | Population Density |
|---|---|---|---|
| Bhojpur District | 1,524.1 km² | 154,492 | 262.5 / mi² |
| Dhankuta District | 898.7 km² | 150,733 | 434.4 / mi² |
| Morang District | 1,822.1 km² | 999,130 | 1,420 / mi² |
| Sankhuwasabha District | 3,469.1 km² | 150,371 | 112.3 / mi² |
| Sunsari District | 1,200.5 km² | 1.5 million | 3,280 / mi² |
| Tehrathum District | 670.3 km² | 82,004 | 316.9 / mi² |
Other Zones in Nepal
| Name | Area | Population | Population Density |
|---|---|---|---|
| Bagmati Zone | 9,418.4 km² | 4.9 million | 1,350 / mi² |
| Bheri Zone | 10,072.4 km² | 1.6 million | 414.1 / mi² |
| Dhaulagiri Zone | 8,226.7 km² | 456,830 | 143.8 / mi² |
| Gandaki Zone | 12,324 km² | 1.4 million | 297.8 / mi² |
| Janakpur Zone | 9,648 km² | 2.8 million | 747.8 / mi² |
| Karnali Zone | 21,378.5 km² | 327,909 | 39.7 / mi² |
| Lumbini Zone | 8,919.1 km² | 2.8 million | 824.2 / mi² |
| Mahakali Zone | 6,948.3 km² | 1.3 million | 471.1 / mi² |
| Mechi Zone | 8,163.4 km² | 1.4 million | 436.8 / mi² |
| Narayani Zone | 8,400.6 km² | 3.3 million | 1,025 / mi² |
| Rapti Zone | 11,039.3 km² | 1.4 million | 331.9 / mi² |
| Sagarmatha Zone | 10,737.7 km² | 2.1 million | 504.7 / mi² |
| Seti Zone | 12,795 km² | 1.7 million | 334.4 / mi² |
The data on this page is estimated using a number of publicly available tools and resources. It is provided without warranty, and could contain inaccuracies. Use at your own risk. See here for more information.