The level of street-network sprawl in new development in Michigan rose steadily. To get a sense of how street development has changed in Michigan, we can consider three of its most populous cities: Detroit, Grand Rapids and Lansing. Out of the three cities, Grand Rapids does not follow the same trend as the region. The level of street-network sprawl in new development in Grand Rapids peaked in 1991-2005.

How do development practices in Michigan fare in comparison to others in United States? Most recently in 2006-2020, street construction in Michigan was the 24th-most disconnected out of the 44 regions in United States. Its position in the ranks since 1975 has fallen; relative to other regions in United States, street construction in Michigan has become more connected. Michigan ranked 11th in 1975, 17th in 1976-1990, 19th in 1991-2005 and 24th in 2006-2020.

As of 2020, the city with the most disconnected street network in Michigan is Encore Townhomes with an SNDi of 4.31, which is sprawly. Conversely, the most connected city is Buena Vista with an SNDi of 1.87, which is very well-connected. See trends for these cities: Buena Vista, Encore Townhomes

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

To date, Michigan is the 11th-most disconnected out of the 44 regions in United States. Its position in the ranks since 1975 has not changed. Michigan ranked 11th in 1975, 11th in 1976-1990, 11th in 1991-2005 and 11th in 2006-2020.