Sant Vicenç dels Horts in context: Street-network sprawl trends

Sant Vicenc dels Horts in context

1.62.43.244.8<19751976–19901991–20052006–2020SNDi of street additions
1.62.43.244.8<19751976–19901991–20052006–2020SNDi of entire street network
Sant Vicenc dels HortsCataluna (Region)Spain (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Sant Vicenç dels Horts plotted against Cataluña and Spain. The SNDi of new construction in Sant Vicenç dels Horts peaked in 1991-2005, compared to Cataluña which rose steadily and Spain which peaked in 1976-1990. Most recently, Sant Vicenç dels Horts's incremental SNDi fell from 4.59 to 3.98 between 1991-2005 and 2006-2020. In terms of the aggregate network, Sant Vicenç dels Horts ranked 14th out of 15 cities in Cataluña and 76th out of 85 in Spain as of 2020.

New Street Additions (2006–2020)

SNDi value
3.98
Rank in Spain
75th of 85
Rank in Cataluña
13th of 15

Entire Network (Aggregate)

SNDi value
3.24
Rank in Spain
76th of 85
Rank in Cataluña
14th of 15

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
Sant Vicenc dels HortsMathia AlamAjara

In new street additions, Sant Vicenç dels Horts built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Mathia Alam fluctuated in its street-construction patterns and Ajara built increasingly disconnected streets over time. For the full network, Sant Vicenç dels Horts and Ajara both became progressively more disconnected, while Mathia Alam fluctuated in connectivity.