Atlas of Urban Expansion

Algiers
Algeria
Region: Western Asia and North Africa
2014 Population
3,085,561
2014 Urban Extent
44,812
hectares
2014 Density
69
persons/hectare
Areas and Densities
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Population

The Population of Algiers in 2014 was 3,085,561, increasing at an average annual rate of 2.5% since 2000. The population of Algiers in 2000 was 2,184,791, increasing at an average annual rate of 2.7% since 1987, when its population was 1,535,735.

Urban Extent

The Urban Extent of Algiers in 2014 was 44,812 hectares, increasing at an average annual rate of 4% since 2000. The urban extent in 2000 was 25,439 hectares, increasing at an average annual rate of 4.7% since 2000, when its urban extent was 13,903 hectares.

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  • Urban Extent
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  • Exurban Area
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  • Rural Open Space

Density

Built-up Area Density in Algiers in 2014 was 111 persons per hectare, decreasing at an average annual rate of -1.6% since 2000. The built-up area density in 2000 was 140 persons per hectare, decreasing at an average annual rate of -3% since 1987 when the built-up area density was 206.26 persons per hectare.

The Urban Extent Density in Algiers in 2014 was 69 persons per hectare, decreasing at an average annual rate of -1.6% since 2000. The urban extent density in 2000 was 86 persons per hectare, decreasing at an average annual rate of -2% since 1987 when the urban extent density was 110 persons per hectare.

Composition of Added Area

A total of 12,168 hectares of built-up area was added to the Algiers urban extent between 2000 and 2014. Of that added built-up area, 30% was Infill, 41% was Extension, 0% was Leapfrog, and 29% was Inclusion. A total of 8,200 hectares of built-up area was added to the urban extent between 1987 and 2000. Of that added built-up area, 31% was Infill, 29% was Extension, 5% was Leapfrog, and 35% was Inclusion.

Blocks and Roads
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Roads

Average road width in the Algiers 1990-2014 expansion area was 9.08 meters, compared to 7.73 meters in its pre-1990 area.

The share of built-up area in Algiers occupied by roads in the 1990-2014 expansion area was 23%, compared to 26% in the pre-1990 area.

Arterial Roads

The density of arterial roads in Algiers's 1990-2014 expansion was 1.09 km/km2, compared to 1.68 km/km2 in its pre-1990 area.

The share of built-up area within walking distance of an arterial road in Algiers's 1990-2014 expansion area was 80%, compared to 89% in the pre-1990 area.

1987-2000  2000-2014
1987-2000  2000-2014
1987-2000  2000-2014

Blocks and Plots

Average block size in Algiers's 1990-2014 expansion area was 1.69 hectares, compared to 5.16 hectares in its pre-1990 area.

1987-2000  2000-2014