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Chad Summary

Population 2000 (NSO-Based Estimate '000) 7,378   Population 2000 (UN '000) 7,885
Area (km2) 1,243,139   Avg. Input Resolution (km) 298
Number of Administrative Units 14   Population Per Administrative Unit ('000) 527
Number of Urban Extents 38   Number of Settlement Points 51

Chad Details

Names
ISO3-Code TCD
Continent Africa
Country Name Chad
Administrative Classifications
Level Used 2.0
Leve1 Type Prefecture
Level2 Type Sous-Prefecture
Number of Units 14
Population Per Unit ('000) (2000, estimate) 527
National Population Estimates
Last Year of Reference 1990
NSO-Based Estimated Population, 1990 ('000) 5,454
NSO-Based Estimated Population, 1995 ('000) 6,302
NSO-Based Estimated Population, 2000 ('000) 7,378
UN Population, 1990 ('000) 5,829
UN Population, 1995 ('000) 6,735
UN Population, 2000 ('000) 7,885
National Spatial Estimates
Area (km2) 1,243,139
Average Input Resolution (km) 298
Settlement Points
Number of Settlement Points 51
Largest Settlement, by Population (2000, estimate) 661,354
Smallest Settlement, by Population (2000, estimate) 1,045
Mean Settlement, by Population (2000, estimate) 30,501
Urban Areal Extents
Number of Urban Extents 38
Largest Urban Extent (km2) 165
Smallest Urban Extent (km2) 6
Mean Urban Extent (km2) 33
Total for All Urban Extent (km2) 1,250
Largest Urban Extent (population, 2000) 704,208
Smallest Urban Extent (population, 2000) 3,128
Mean Urban Extent (population, 2000) 41,898
Total for All Urban Extent (population, 2000) 1,592,107
% Total Land Area in Urban Extents (km2) 0%
% Total Population in Urban Extents (2000, estimate) 19%
% Total Population that is Urban (2001, UN World Urbanization Prospects) 24%
Urban Areal Extents, by Source
Nighttime Lights Data 6
Regression-estimated Extents 48
Digital Chart of the World 2
Other 0
Notes
Administrative Population Source Data:
Population estimates are based on the OECD/Club du Sahel West Africa Long Term Perspective Study (WALTPS), by Benoit Ninnin. Data for 1990 are based on Lopez-Escartin N.: Donnees de base sur la population, Tchad: CEPED, No. 5, Paris, Aout 1991.
Administrative Boundary Source Data:
Produce by the USGS/EDC USAID/FEWS for UNEP/GRID-WRI-NCGIA Africa Population Database: http://grid2.cr.usgs.gov. (USGS/EDC USAID/FEWS)
Settlement Point Population Source Data:
AFCities, Data provided by Uwe Deichman at the World Bank; City Population, http://www.citypopulation.de; Recensement General de la Population et de L''Habit 1995, Census Bureau; World Gazetteer, www.gazetteer.de
Settlement Point Coordinate Source Data:
NIMA, Times Atlas of the World, 1, World Gazetteer
Urban Criteria for Settlements (UN):
Administrative centres of prefectures, soul prefectures and administrative posts.
Administrative Population Edits and Notes:
Population data were extrapolated to the year 2000 using growth rates derived from United Nations national level estimates and projections.
Administrative Spatial Edits and Notes:
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