The level of street-network sprawl in new development in Mongala peaked in 1991-2005. To get a sense of how street development has changed in Mongala, we can consider three of its most populous cities: Lisala, Bumba and Binga. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in new development in Lisala peaked in 1976-1990. The level of street-network sprawl in new development in Bumba followed a zig-zag trend with an overall increase. The level of street-network sprawl in new development in Binga followed a zig-zag trend with an overall increase.

As of 2020, the city with the most disconnected street network in Mongala is Bumba with an SNDi of 2.84, which is relatively well-connected. Conversely, the most connected city is Binga with an SNDi of 2.02, which is well-connected. See trends for these cities: Binga, Bumba

The level of street-network sprawl in the aggregate network in Mongala was at its lowest in 1976-1990. To get a sense of how the aggregate street network has changed in Mongala, we can consider three of its most populous cities: Lisala, Bumba and Binga. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in the aggregate network in Lisala peaked in 1991-2005. The level of street-network sprawl in the aggregate network in Bumba rose steadily. The level of street-network sprawl in the aggregate network in Binga rose steadily.