The level of street-network sprawl in new development in Abia rose steadily. To get a sense of how street development has changed in Abia, we can consider three of its most populous cities: Aba, Umuahia and Abiriba. Out of the three cities, Umuahia and Abiriba do not follow the same trend as the region. The level of street-network sprawl in new development in Umuahia peaked in 1991-2005. The level of street-network sprawl in new development in Abiriba peaked in 1991-2005.

How do development practices in Abia fare in comparison to others in Nigeria? Most recently in 2006-2020, street construction in Abia was the 27th-most disconnected out of the 37 regions in Nigeria. Its position in the ranks since 1975 has fallen; relative to other regions in Nigeria, street construction in Abia has become more connected. Abia ranked 25th in 1975, 25th in 1976-1990, 30th in 1991-2005 and 27th in 2006-2020.

As of 2020, the city with the most disconnected street network in Abia is Uturu with an SNDi of 4.95, which is very sprawly. Conversely, the most connected city is Ama Apu with an SNDi of 2.43, which is relatively well-connected. See trends for these cities: Ama Apu, Uturu

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

To date, Abia is the 20th-most disconnected out of the 37 regions in Nigeria. Its position in the ranks since 1975 has risen; relative to other regions in Nigeria, the street network in Abia has become more disconnected. Abia ranked 25th in 1975, 26th in 1976-1990, 26th in 1991-2005 and 20th in 2006-2020.