Casablanca in context: Street-network sprawl trends

Casablanca in context

1.822.22.42.6<19751976–19901991–20052006–2020SNDi of street additions
1.822.22.42.6<19751976–19901991–20052006–2020SNDi of entire street network
CasablancaGrand Casablanca (Region)Morocco (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Casablanca plotted against Grand Casablanca and Morocco. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Casablanca's incremental SNDi rose from 2.16 to 2.47 between 1991-2005 and 2006-2020. In terms of the aggregate network, Casablanca ranked 1st out of 3 cities in Grand Casablanca and 38th out of 72 in Morocco as of 2020.

New Street Additions (2006–2020)

SNDi value
2.47
Rank in Morocco
44th of 72
Rank in Grand Casablanca
1st of 3

Entire Network (Aggregate)

SNDi value
2.0
Rank in Morocco
38th of 72
Rank in Grand Casablanca
1st of 3

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
CasablancaWenzhouMedan

In new street additions, Casablanca and Wenzhou both fluctuated in its street-construction patterns, while Medan built increasingly disconnected streets over time. For the full street network, though, all three cities follow the same trend.