Le Port in context: Street-network sprawl trends

Le Port in context

345678<19751976–19901991–20052006–2020SNDi of street additions
345678<19751976–19901991–20052006–2020SNDi of entire street network
Le PortSaint-Denis (Region)Reunion (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Le Port plotted against Saint-Denis and Réunion. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Le Port's incremental SNDi rose from 6.94 to 7.77 between 1991-2005 and 2006-2020. In terms of the aggregate network, Le Port ranked 1st out of 2 cities in Saint-Denis and 3rd out of 4 in Réunion as of 2020.

New Street Additions (2006–2020)

SNDi value
7.77
Rank in Réunion
3rd of 4
Rank in Saint-Denis
1st of 2

Entire Network (Aggregate)

SNDi value
5.46
Rank in Réunion
3rd of 4
Rank in Saint-Denis
1st of 2

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

What about similarly populated cities?

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
Le PortQarabaghKhartsyzk

Le Port, Qarabagh, and Khartsyzk all built increasingly disconnected streets over time in new street construction. The same pattern holds for the full street network. Le Port and Qarabagh have been growing further apart in their street-network character since 1975.