El Puerto de Santa María in context: Street-network sprawl trends

El Puerto de Santa Maria in context

22.533.54<19751976–19901991–20052006–2020SNDi of street additions
22.533.54<19751976–19901991–20052006–2020SNDi of entire street network
El Puerto de Santa MariaAndalucia (Region)Spain (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with El Puerto de Santa María plotted against Andalucía and Spain. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, El Puerto de Santa María's incremental SNDi fell from 3.7 to 3.03 between 1991-2005 and 2006-2020. In terms of the aggregate network, El Puerto de Santa María ranked 17th out of 19 cities in Andalucía and 77th out of 85 in Spain as of 2020.

New Street Additions (2006–2020)

SNDi value
3.03
Rank in Spain
64th of 85
Rank in Andalucía
14th of 19

Entire Network (Aggregate)

SNDi value
3.25
Rank in Spain
77th of 85
Rank in Andalucía
17th of 19

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

What about similarly populated cities?

1234<19751976–19901991–20052006–2020SNDi of street additions
1234<19751976–19901991–20052006–2020SNDi of entire street network
El Puerto de Santa MariaMasi ManimbaTilda Neora

In new street additions, El Puerto de Santa María built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Masi Manimba built increasingly disconnected streets from 1975 through 1991-2005, then improved and Tilda Neora built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns. For the full network, El Puerto de Santa María and Masi Manimba both grew more disconnected from 1975 through 1991-2005, then improved, while Tilda Neora became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards. El Puerto de Santa María and Tilda Neora have been converging in their street-network character since 1975.