Tampere in context: Street-network sprawl trends

Tampere in context

1.622.42.8<19751976–19901991–20052006–2020SNDi of street additions
1.622.42.8<19751976–19901991–20052006–2020SNDi of entire street network
TampereWestern Finland (Region)Finland (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Tampere plotted against Western Finland and Finland. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Tampere's incremental SNDi rose from 1.97 to 2.08 between 1991-2005 and 2006-2020. In terms of the aggregate network, Tampere ranked 4th out of 4 cities in Western Finland and 6th out of 6 in Finland as of 2020.

New Street Additions (2006–2020)

SNDi value
2.08
Rank in Finland
6th of 6
Rank in Western Finland
4th of 4

Entire Network (Aggregate)

SNDi value
1.83
Rank in Finland
6th of 6
Rank in Western Finland
4th of 4

Rankings go from most connected to most disconnected — rank 1 is the most connected.

What about similarly populated cities?

12345<19751976–19901991–20052006–2020SNDi of street additions
12345<19751976–19901991–20052006–2020SNDi of entire street network
TampereMaumereAraguaina

In new street additions, Tampere and Maumere both built increasingly disconnected streets over time, while Araguaína fluctuated in its street-construction patterns. For the full street network, though, all three cities follow the same trend. Tampere and Maumere have been growing further apart in their street-network character since 1975.