The level of street-network sprawl in new development in Lékoumou peaked in 1976-1990. To get a sense of how street development has changed in Lékoumou, we can consider one of its most populous cities: Sibiti. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in new development in Sibiti peaked in 1991-2005.

How do development practices in Lékoumou fare in comparison to others in Republic of the Congo? Most recently in 2006-2020, street construction in Lékoumou was the 3rd-most disconnected out of the 4 regions in Republic of the Congo. Its position in the ranks since 1975 has fallen; relative to other regions in Republic of the Congo, street construction in Lékoumou has become more connected. Lékoumou ranked 1st in 1975, 3rd in 1976-1990, 3rd in 1991-2005 and 3rd in 2006-2020.

As of 2020, the city with the most disconnected street network in Lékoumou is Sibiti with an SNDi of 3.33, which is moderately connected. Conversely, the most connected city is Sibiti with an SNDi of 3.33, which is moderately connected. See trends for these cities: Sibiti, Sibiti

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

To date, Lékoumou is the 3rd-most disconnected out of the 4 regions in Republic of the Congo. Its position in the ranks since 1975 has fallen; relative to other regions in Republic of the Congo, the street network in Lékoumou has become more connected. Lékoumou ranked 1st in 1975, 4th in 1976-1990, 3rd in 1991-2005 and 3rd in 2006-2020.