The Population of Beijing, Beijing in 2013 was 20,669,397, increasing at an average annual rate of 5.2% since 1999. The population of Beijing, Beijing in 1999 was 9,869,844, increasing at an average annual rate of 4.6% since 1988, when its population was 6,037,392.
The Urban Extent of Beijing, Beijing in 2013 was 455,684 hectares, increasing at an average annual rate of 6.7% since 1999. The urban extent in 1999 was 175,525 hectares, increasing at an average annual rate of 5.4% since 1988, when its urban extent was 98,733 hectares.
Built-up Area Density in Beijing, Beijing in 2013 was 78 persons per hectare, decreasing at an average annual rate of -0.7% since 1999. The built-up area density in 1999 was 86 persons per hectare, decreasing at an average annual rate of -0.4% since 1988 when the built-up area density was 90.44 persons per hectare.
The Urban Extent Density in Beijing, Beijing in 2013 was 45 persons per hectare, decreasing at an average annual rate of -1.5% since 1999. The urban extent density in 1999 was 56 persons per hectare, decreasing at an average annual rate of -0.8% since 1988 when the urban extent density was 61 persons per hectare.
A total of 151,207 hectares of built-up area was added to the Beijing, Beijing urban extent between 1999 and 2013. Of that added built-up area, 18% was Infill, 36% was Extension, 0% was Leapfrog, and 45% was Inclusion. A total of 47,466 hectares of built-up area was added to the urban extent between 1988 and 1999. Of that added built-up area, 27% was Infill, 21% was Extension, 3% was Leapfrog, and 49% was Inclusion.
Average road width in the Beijing, Beijing 1990-2014 expansion area was 7.3 meters, compared to 10.39 meters in its pre-1990 area.
The share of built-up area in Beijing, Beijing occupied by roads in the 1990-2014 expansion area was 26%, compared to 25% in the pre-1990 area.
The density of arterial roads in Beijing, Beijing's 1990-2014 expansion was 0.67 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 Beijing, Beijing's 1990-2014 expansion area was 71%, compared to 89% in the pre-1990 area.
Average block size in Beijing, Beijing's 1990-2014 expansion area was 4.5 hectares, compared to 6.2 hectares in its pre-1990 area.