Potsdam in context: Street-network sprawl trends

Potsdam in context

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

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Potsdam plotted against Brandenburg and Germany. The SNDi of new construction in Potsdam followed a zig-zag trend with an overall increase, compared to Brandenburg which rose steadily and Germany which rose steadily. Most recently, Potsdam's incremental SNDi rose from 1.97 to 2.86 between 1991-2005 and 2006-2020. In terms of the aggregate network, Potsdam ranked 2nd out of 3 cities in Brandenburg and 39th out of 99 in Germany as of 2020.

New Street Additions (2006–2020)

SNDi value
2.86
Rank in Germany
53rd of 99
Rank in Brandenburg
1st of 3

Entire Network (Aggregate)

SNDi value
1.9
Rank in Germany
39th of 99
Rank in Brandenburg
2nd of 3

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

What about similarly populated cities?

11.522.53<19751976–19901991–20052006–2020SNDi of street additions
11.522.53<19751976–19901991–20052006–2020SNDi of entire street network
PotsdamDuodaoBrikama

In new street additions, Potsdam and Brikama both fluctuated in its street-construction patterns, while Duodao built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Potsdam and Brikama both became progressively more disconnected, while Duodao grew more disconnected from 1975 through 1976-1990, then improved. Potsdam and Duodao have been converging in their street-network character since 1975.