The Population of Mumbai in 2014 was 19,601,845, increasing at an average annual rate of 2.4% since 2001. The population of Mumbai in 2001 was 14,344,154, increasing at an average annual rate of 2% since 1991, when its population was 11,786,684.
The Urban Extent of Mumbai in 2014 was 70,533 hectares, increasing at an average annual rate of 3.9% since 2001. The urban extent in 2001 was 43,000 hectares, increasing at an average annual rate of 1.6% since 1991, when its urban extent was 36,681 hectares.
Built-up Area Density in Mumbai in 2014 was 369 persons per hectare, decreasing at an average annual rate of -1.2% since 2001. The built-up area density in 2001 was 429 persons per hectare, increasing at an average annual rate of 0.1% since 1991 when the built-up area density was 423.89 persons per hectare.
The Urban Extent Density in Mumbai in 2014 was 278 persons per hectare, decreasing at an average annual rate of -1.4% since 2001. The urban extent density in 2001 was 334 persons per hectare, increasing at an average annual rate of 0.4% since 1991 when the urban extent density was 321 persons per hectare.
A total of 19,762 hectares of built-up area was added to the Mumbai urban extent between 2001 and 2014. Of that added built-up area, 20% was Infill, 18% was Extension, 16% was Leapfrog, and 47% was Inclusion. A total of 5,612 hectares of built-up area was added to the urban extent between 1991 and 2001. Of that added built-up area, 49% was Infill, 39% was Extension, 1% was Leapfrog, and 11% was Inclusion.
Average road width in the Mumbai 1990-2014 expansion area was 8.59 meters, compared to 11.56 meters in its pre-1990 area.
The share of built-up area in Mumbai occupied by roads in the 1990-2014 expansion area was 20%, compared to 17% in the pre-1990 area.
The density of arterial roads in Mumbai's 1990-2014 expansion was 1.25 km/km2, compared to 1.59 km/km2 in its pre-1990 area.
The share of built-up area within walking distance of an arterial road in Mumbai's 1990-2014 expansion area was 84%, compared to 91% in the pre-1990 area.
Average block size in Mumbai's 1990-2014 expansion area was 4.9 hectares, compared to 5.8 hectares in its pre-1990 area.