The level of street-network sprawl in new development in Höfuðborgarsvæði peaked in 1991-2005. To get a sense of how street development has changed in Höfuðborgarsvæði, we can consider one of its most populous cities: Reykjavik. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in new development in Reykjavik followed a zig-zag trend with an overall decrease.

How do development practices in Höfuðborgarsvæði fare in comparison to others in Iceland? Most recently in 2006-2020, street construction in Höfuðborgarsvæði was the 1st-most disconnected out of the 1 regions in Iceland. Its position in the ranks since 1975 has not changed. Höfuðborgarsvæði ranked 1st in 1975, 1st in 1976-1990, 1st in 1991-2005 and 1st in 2006-2020.

As of 2020, the city with the most disconnected street network in Höfuðborgarsvæði is Reykjavik with an SNDi of 2.43, which is relatively well-connected. Conversely, the most connected city is Reykjavik with an SNDi of 2.43, which is relatively well-connected. See trends for these cities: Reykjavik, Reykjavik

The level of street-network sprawl in the aggregate network in Höfuðborgarsvæði peaked in 1991-2005. To get a sense of how the aggregate street network has changed in Höfuðborgarsvæði, we can consider one of its most populous cities: Reykjavik. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in the aggregate network in Reykjavik followed a zig-zag trend with an overall increase.

To date, Höfuðborgarsvæði is the 1st-most disconnected out of the 1 regions in Iceland. Its position in the ranks since 1975 has not changed. Höfuðborgarsvæði ranked 1st in 1975, 1st in 1976-1990, 1st in 1991-2005 and 1st in 2006-2020.