Atlas of Urban Expansion

Istanbul
Turkey
Region: Western Asia and North Africa
2013 Population
13,974,428
2013 Urban Extent
131,606
hectares
2013 Density
106
persons/hectare
Areas and Densities
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Population

The Population of Istanbul in 2013 was 13,974,428, increasing at an average annual rate of 1.2% since 2002. The population of Istanbul in 2002 was 12,202,504, increasing at an average annual rate of 3% since 1990, when its population was 8,662,185.

Urban Extent

The Urban Extent of Istanbul in 2013 was 131,606 hectares, increasing at an average annual rate of 3.7% since 2002. The urban extent in 2002 was 87,126 hectares, increasing at an average annual rate of 5.3% since 2002, when its urban extent was 46,928 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 Istanbul in 2013 was 136 persons per hectare, decreasing at an average annual rate of -4% since 2002. The built-up area density in 2002 was 211 persons per hectare, decreasing at an average annual rate of -3.2% since 1990 when the built-up area density was 305.31 persons per hectare.

The Urban Extent Density in Istanbul in 2013 was 106 persons per hectare, decreasing at an average annual rate of -2.5% since 2002. The urban extent density in 2002 was 140 persons per hectare, decreasing at an average annual rate of -2.4% since 1990 when the urban extent density was 185 persons per hectare.

Composition of Added Area

A total of 44,855 hectares of built-up area was added to the Istanbul urban extent between 2002 and 2013. Of that added built-up area, 46% was Infill, 17% was Extension, 28% was Leapfrog, and 9% was Inclusion. A total of 29,409 hectares of built-up area was added to the urban extent between 1990 and 2002. Of that added built-up area, 26% was Infill, 61% was Extension, 0% was Leapfrog, and 13% was Inclusion.

Blocks and Roads
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Roads

Average road width in the Istanbul 1990-2014 expansion area was 7.83 meters, compared to 7.14 meters in its pre-1990 area.

The share of built-up area in Istanbul occupied by roads in the 1990-2014 expansion area was 28%, compared to 15% in the pre-1990 area.

Arterial Roads

The density of arterial roads in Istanbul's 1990-2014 expansion was 2.25 km/km2, compared to 3.3 km/km2 in its pre-1990 area.

The share of built-up area within walking distance of an arterial road in Istanbul's 1990-2014 expansion area was 94%, compared to 99% in the pre-1990 area.

1990-2002  2002-2013
1990-2002  2002-2013
1990-2002  2002-2013

Blocks and Plots

Average block size in Istanbul's 1990-2014 expansion area was 5.56 hectares, compared to 4.28 hectares in its pre-1990 area.

1990-2002  2002-2013