The level of street-network sprawl in new development in Alagoas followed a zig-zag trend with an overall increase. To get a sense of how street development has changed in Alagoas, we can consider three of its most populous cities: Maceió, Arapiraca and São Miguel dos Campos. Out of the three cities, Maceió and São Miguel dos Campos do not follow the same trend as the region. The level of street-network sprawl in new development in Maceió rose steadily. The level of street-network sprawl in new development in São Miguel dos Campos peaked in 1976-1990.

How do development practices in Alagoas fare in comparison to others in Brazil? Most recently in 2006-2020, street construction in Alagoas was the 18th-most disconnected out of the 27 regions in Brazil. Its position in the ranks since 1975 has not changed. Alagoas ranked 18th in 1975, 20th in 1976-1990, 19th in 1991-2005 and 18th in 2006-2020.

As of 2020, the city with the most disconnected street network in Alagoas is Maceió with an SNDi of 3.56, which is relatively sprawly. Conversely, the most connected city is São Miguel dos Campos with an SNDi of 1.36, which is very well-connected. See trends for these cities: São Miguel dos Campos, Maceió

The level of street-network sprawl in the aggregate network in Alagoas rose steadily. To get a sense of how the aggregate street network has changed in Alagoas, we can consider three of its most populous cities: Maceió, Arapiraca and São Miguel dos Campos. Out of the three cities, São Miguel dos Campos does not follow the same trend as the region. The level of street-network sprawl in the aggregate network in São Miguel dos Campos peaked in 1976-1990.

To date, Alagoas is the 21st-most disconnected out of the 27 regions in Brazil. Its position in the ranks since 1975 has fallen; relative to other regions in Brazil, the street network in Alagoas has become more connected. Alagoas ranked 18th in 1975, 21st in 1976-1990, 21st in 1991-2005 and 21st in 2006-2020.