Wiesbaden in context: Street-network sprawl trends

Wiesbaden in context

22.533.5<19751976–19901991–20052006–2020SNDi of street additions
22.533.5<19751976–19901991–20052006–2020SNDi of entire street network
WiesbadenHessen (Region)Germany (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Wiesbaden plotted against Hessen and Germany. While Hessen and Germany both rose steadily, Wiesbaden's new street additions rose steadily. Most recently, Wiesbaden's incremental SNDi rose from 2.26 to 2.41 between 1991-2005 and 2006-2020. In terms of the aggregate network, Wiesbaden ranked 4th out of 8 cities in Hessen and 46th out of 99 in Germany as of 2020.

New Street Additions (2006–2020)

SNDi value
2.41
Rank in Germany
33rd of 99
Rank in Hessen
5th of 8

Entire Network (Aggregate)

SNDi value
1.95
Rank in Germany
46th of 99
Rank in Hessen
4th of 8

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

What about similarly populated cities?

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
WiesbadenZhanjiangEscondido

In new street additions, Wiesbaden and Zhanjiang both built increasingly disconnected streets over time, while Escondido built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full street network, though, all three cities follow the same trend. Wiesbaden and Zhanjiang have been growing further apart in their street-network character since 1975.