Valladolid in context: Street-network sprawl trends

Valladolid in context

1.622.42.83.2<19751976–19901991–20052006–2020SNDi of street additions
1.622.42.83.2<19751976–19901991–20052006–2020SNDi of entire street network
ValladolidCastilla y Leon (Region)Spain (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Valladolid plotted against Castilla y León and Spain. While Castilla y León and Spain both peaked in 1976-1990, Valladolid's new street additions peaked in 1976-1990. Most recently, Valladolid's incremental SNDi fell from 2.14 to 1.86 between 1991-2005 and 2006-2020. In terms of the aggregate network, Valladolid ranked 4th out of 5 cities in Castilla y León and 35th out of 85 in Spain as of 2020.

New Street Additions (2006–2020)

SNDi value
1.86
Rank in Spain
25th of 85
Rank in Castilla y León
4th of 5

Entire Network (Aggregate)

SNDi value
1.8
Rank in Spain
35th of 85
Rank in Castilla y León
4th of 5

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

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
ValladolidSafiVizianagaram

In new street additions, Valladolid built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Safi built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns and Vizianagaram fluctuated in its street-construction patterns. For the full network, Valladolid and Vizianagaram both became progressively more disconnected, while Safi became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Valladolid and Vizianagaram have been growing further apart in their street-network character since 1975.