Atlas of Urban Expansion

Arusha
Tanzania
Region: Sub-Saharan Africa
2013 Population
377,169
2013 Urban Extent
3,229
hectares
2013 Density
117
persons/hectare
Areas and Densities
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Population

The Population of Arusha in 2013 was 377,169, increasing at an average annual rate of 5.6% since 2000. The population of Arusha in 2000 was 181,168, increasing at an average annual rate of 6.4% since 1988, when its population was 84,150.

Urban Extent

The Urban Extent of Arusha in 2013 was 3,229 hectares, increasing at an average annual rate of 6.5% since 2000. The urban extent in 2000 was 1,389 hectares, increasing at an average annual rate of 10.8% since 2000, when its urban extent was 385 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 Arusha in 2013 was 241 persons per hectare, decreasing at an average annual rate of -0.6% since 2000. The built-up area density in 2000 was 261 persons per hectare, decreasing at an average annual rate of -5% since 1988 when the built-up area density was 471.98 persons per hectare.

The Urban Extent Density in Arusha in 2013 was 117 persons per hectare, decreasing at an average annual rate of -0.8% since 2000. The urban extent density in 2000 was 130 persons per hectare, decreasing at an average annual rate of -4.3% since 1988 when the urban extent density was 218 persons per hectare.

Composition of Added Area

A total of 869 hectares of built-up area was added to the Arusha urban extent between 2000 and 2013. Of that added built-up area, 13% was Infill, 67% was Extension, 0% was Leapfrog, and 19% was Inclusion. A total of 515 hectares of built-up area was added to the urban extent between 1988 and 2000. Of that added built-up area, 15% was Infill, 70% was Extension, 0% was Leapfrog, and 14% was Inclusion.

Blocks and Roads
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Roads

Average road width in the Arusha 1990-2014 expansion area was 4.73 meters, compared to 8.31 meters in its pre-1990 area.

The share of built-up area in Arusha occupied by roads in the 1990-2014 expansion area was 10%, compared to 24% in the pre-1990 area.

Arterial Roads

The density of arterial roads in Arusha's 1990-2014 expansion was 0.99 km/km2, compared to 2.86 km/km2 in its pre-1990 area.

The share of built-up area within walking distance of an arterial road in Arusha's 1990-2014 expansion area was 95%, compared to 100% in the pre-1990 area.

1988-2000  2000-2013
1988-2000  2000-2013
1988-2000  2000-2013

Blocks and Plots

Average block size in Arusha's 1990-2014 expansion area was 3.78 hectares, compared to 5.03 hectares in its pre-1990 area.

1988-2000  2000-2013