The level of street-network sprawl in new development in Western Finland rose steadily. To get a sense of how street development has changed in Western Finland, we can consider three of its most populous cities: Tampere, Turku and Jyväskylä. Out of the three cities, Turku and Jyväskylä do not follow the same trend as the region. The level of street-network sprawl in new development in Turku followed a zig-zag trend with an overall decrease. The level of street-network sprawl in new development in Jyväskylä was at its lowest in 1976-1990.

How do development practices in Western Finland fare in comparison to others in Finland? Most recently in 2006-2020, street construction in Western Finland was the 3rd-most disconnected out of the 3 regions in Finland. Its position in the ranks since 1975 has not changed. Western Finland ranked 3rd 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 Western Finland is Tampere with an SNDi of 1.83, which is very well-connected. Conversely, the most connected city is Jyväskylä with an SNDi of 1.49, which is very well-connected. See trends for these cities: Jyväskylä, Tampere

The level of street-network sprawl in the aggregate network in Western Finland rose steadily. To get a sense of how the aggregate street network has changed in Western Finland, we can consider three of its most populous cities: Tampere, Turku and Jyväskylä. Out of the three cities, Turku and Jyväskylä do not follow the same trend as the region. The level of street-network sprawl in the aggregate network in Turku was at its lowest in 1976-1990. The level of street-network sprawl in the aggregate network in Jyväskylä was at its lowest in 1976-1990.

To date, Western Finland is the 3rd-most disconnected out of the 3 regions in Finland. Its position in the ranks since 1975 has not changed. Western Finland ranked 3rd in 1975, 3rd in 1976-1990, 3rd in 1991-2005 and 3rd in 2006-2020.