Comparisons
Auvergne-Rhone-Alpes vs. the other two most closely populated regions in France: Provence-Alpes-Cote d'Azur and Hauts-de-France
Auvergne-Rhône-Alpes in context: Street-network sprawl of new development
The level of street-network sprawl in new development in Auvergne-Rhône-Alpes peaked in 1991-2005. To get a sense of how street development has changed in Auvergne-Rhône-Alpes, we can consider three of its most populous cities: Lyon, Grenoble and Clermont-Ferrand. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in new development in Lyon peaked in 1976-1990. The level of street-network sprawl in new development in Grenoble followed a zig-zag trend with an overall increase. The level of street-network sprawl in new development in Clermont-Ferrand peaked in 1976-1990.
How do development practices in Auvergne-Rhône-Alpes fare in comparison to others in France? Most recently in 2006-2020, street construction in Auvergne-Rhône-Alpes was the 11th-most disconnected out of the 13 regions in France. Its position in the ranks since 1975 has not changed. Auvergne-Rhône-Alpes ranked 11th in 1975, 11th in 1976-1990, 11th in 1991-2005 and 11th in 2006-2020.
Auvergne-Rhône-Alpes in context: Aggregate street-network sprawl
As of 2020, the city with the most disconnected street network in Auvergne-Rhône-Alpes is Chambéry with an SNDi of 3.18, which is moderately connected. Conversely, the most connected city is Annemasse with an SNDi of 2.57, which is relatively well-connected. See trends for these cities: Annemasse, Chambéry
The level of street-network sprawl in the aggregate network in Auvergne-Rhône-Alpes rose steadily. To get a sense of how the aggregate street network has changed in Auvergne-Rhône-Alpes, we can consider three of its most populous cities: Lyon, Grenoble and Clermont-Ferrand. Disconnectivity in the most populous cities in Auvergne-Rhône-Alpes follow the same region trend.
To date, Auvergne-Rhône-Alpes is the 11th-most disconnected out of the 13 regions in France. Its position in the ranks since 1975 has not changed. Auvergne-Rhône-Alpes ranked 11th in 1975, 11th in 1976-1990, 11th in 1991-2005 and 11th in 2006-2020.