The level of street-network sprawl in new development in Nordrhein-Westfalen rose steadily. To get a sense of how street development has changed in Nordrhein-Westfalen, we can consider three of its most populous cities: Essen, Cologne and Dusseldorf. Out of the three cities, Dusseldorf does not follow the same trend as the region. The level of street-network sprawl in new development in Dusseldorf peaked in 1991-2005.

How do development practices in Nordrhein-Westfalen fare in comparison to others in Germany? Most recently in 2006-2020, street construction in Nordrhein-Westfalen was the 6th-most disconnected out of the 16 regions in Germany. Its position in the ranks since 1975 has risen; relative to other regions in Germany, street construction in Nordrhein-Westfalen has become more disconnected. Nordrhein-Westfalen ranked 13th in 1975, 11th in 1976-1990, 8th in 1991-2005 and 6th in 2006-2020.

As of 2020, the city with the most disconnected street network in Nordrhein-Westfalen is Bonn with an SNDi of 3.41, which is relatively sprawly. Conversely, the most connected city is Bielefeld with an SNDi of 1.72, which is very well-connected. See trends for these cities: Bielefeld, Bonn

The level of street-network sprawl in the aggregate network in Nordrhein-Westfalen rose steadily. To get a sense of how the aggregate street network has changed in Nordrhein-Westfalen, we can consider three of its most populous cities: Essen, Cologne and Dusseldorf. Disconnectivity in the most populous cities in Nordrhein-Westfalen follow the same region trend.

To date, Nordrhein-Westfalen is the 12th-most disconnected out of the 16 regions in Germany. Its position in the ranks since 1975 has risen; relative to other regions in Germany, the street network in Nordrhein-Westfalen has become more disconnected. Nordrhein-Westfalen ranked 13th in 1975, 13th in 1976-1990, 13th in 1991-2005 and 12th in 2006-2020.