The level of street-network sprawl in new development in Sahel rose steadily. To get a sense of how street development has changed in Sahel, we can consider two of its most populous cities: Dori and Djibo. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in new development in Dori followed a zig-zag trend with an overall increase. The level of street-network sprawl in new development in Djibo was at its lowest in 1976-1990.

How do development practices in Sahel fare in comparison to others in Burkina Faso? Most recently in 2006-2020, street construction in Sahel was the 6th-most disconnected out of the 11 regions in Burkina Faso. Its position in the ranks since 1975 has fallen; relative to other regions in Burkina Faso, street construction in Sahel has become more connected. Sahel ranked 1st in 1975, 4th in 1976-1990, 8th in 1991-2005 and 6th in 2006-2020.

As of 2020, the city with the most disconnected street network in Sahel is Djibo with an SNDi of 2.07, which is well-connected. Conversely, the most connected city is Dori with an SNDi of 1.89, which is very well-connected. See trends for these cities: Dori, Djibo

The level of street-network sprawl in the aggregate network in Sahel rose steadily. To get a sense of how the aggregate street network has changed in Sahel, we can consider two of its most populous cities: Dori and Djibo. Out of the two cities, Djibo does not follow the same trend as the region. The level of street-network sprawl in the aggregate network in Djibo was at its lowest in 1976-1990.

To date, Sahel is the 7th-most disconnected out of the 11 regions in Burkina Faso. Its position in the ranks since 1975 has fallen; relative to other regions in Burkina Faso, the street network in Sahel has become more connected. Sahel ranked 1st in 1975, 1st in 1976-1990, 6th in 1991-2005 and 7th in 2006-2020.