Atlas of Urban Expansion

Kolkata
India
Region: South and Central Asia
2014 Population
15,123,555
2014 Urban Extent
96,868
hectares
2014 Density
156
persons/hectare
Areas and Densities
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Population

The Population of Kolkata in 2014 was 15,123,555, increasing at an average annual rate of 0.9% since 2003. The population of Kolkata in 2003 was 13,706,424, increasing at an average annual rate of 2.5% since 1990, when its population was 9,934,562.

Urban Extent

The Urban Extent of Kolkata in 2014 was 96,868 hectares, increasing at an average annual rate of 4.7% since 2003. The urban extent in 2003 was 59,600 hectares, increasing at an average annual rate of 4.9% since 2003, when its urban extent was 31,319 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 Kolkata in 2014 was 251 persons per hectare, decreasing at an average annual rate of -4.7% since 2003. The built-up area density in 2003 was 408 persons per hectare, decreasing at an average annual rate of -2.3% since 1990 when the built-up area density was 550.45 persons per hectare.

The Urban Extent Density in Kolkata in 2014 was 156 persons per hectare, decreasing at an average annual rate of -3.7% since 2003. The urban extent density in 2003 was 230 persons per hectare, decreasing at an average annual rate of -2.5% since 1990 when the urban extent density was 317 persons per hectare.

Composition of Added Area

A total of 24,179 hectares of built-up area was added to the Kolkata urban extent between 2003 and 2014. Of that added built-up area, 46% was Infill, 28% was Extension, 0% was Leapfrog, and 26% was Inclusion. A total of 14,809 hectares of built-up area was added to the urban extent between 1990 and 2003. Of that added built-up area, 29% was Infill, 44% was Extension, 0% was Leapfrog, and 27% was Inclusion.

Blocks and Roads
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Roads

Average road width in the Kolkata 1990-2014 expansion area was 5.18 meters, compared to 7.47 meters in its pre-1990 area.

The share of built-up area in Kolkata occupied by roads in the 1990-2014 expansion area was 13%, compared to 24% in the pre-1990 area.

Arterial Roads

The density of arterial roads in Kolkata's 1990-2014 expansion was 1.11 km/km2, compared to 1.63 km/km2 in its pre-1990 area.

The share of built-up area within walking distance of an arterial road in Kolkata's 1990-2014 expansion area was 84%, compared to 92% in the pre-1990 area.

1990-2003  2003-2014
1990-2003  2003-2014
1990-2003  2003-2014

Blocks and Plots

Average block size in Kolkata's 1990-2014 expansion area was 2.43 hectares, compared to 2.68 hectares in its pre-1990 area.

1990-2003  2003-2014