The level of street-network sprawl in new development in Acre followed a zig-zag trend with an overall increase. To get a sense of how street development has changed in Acre, we can consider two of its most populous cities: Rio Branco and Cruzeiro do Sul. Out of the two cities, Cruzeiro do Sul does not follow the same trend as the region. The level of street-network sprawl in new development in Cruzeiro do Sul peaked in 1991-2005.

As of 2020, the city with the most disconnected street network in Acre is Rio Branco with an SNDi of 3.56, which is relatively sprawly. Conversely, the most connected city is Cruzeiro do Sul with an SNDi of 2.72, which is relatively well-connected. See trends for these cities: Cruzeiro do Sul, Rio Branco

The level of street-network sprawl in the aggregate network in Acre rose steadily. To get a sense of how the aggregate street network has changed in Acre, we can consider two of its most populous cities: Rio Branco and Cruzeiro do Sul. Disconnectivity in the most populous cities in Acre follow the same region trend.