Alcoi / Alcoy in context: Street-network sprawl trends

Alcoi / Alcoy in context

2.12.42.73<19751976–19901991–20052006–2020SNDi of street additions
2.12.42.73<19751976–19901991–20052006–2020SNDi of entire street network
Alcoi / AlcoyComunidad Valenciana (Region)Spain (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Alcoi / Alcoy plotted against Comunidad Valenciana and Spain. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Alcoi / Alcoy's incremental SNDi fell from 2.96 to 2.64 between 1991-2005 and 2006-2020. In terms of the aggregate network, Alcoi / Alcoy ranked 8th out of 8 cities in Comunidad Valenciana and 66th out of 85 in Spain as of 2020.

New Street Additions (2006–2020)

SNDi value
2.64
Rank in Spain
55th of 85
Rank in Comunidad Valenciana
7th of 8

Entire Network (Aggregate)

SNDi value
2.53
Rank in Spain
66th of 85
Rank in Comunidad Valenciana
8th of 8

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

What about similarly populated cities?

369<19751976–19901991–20052006–2020SNDi of street additions
369<19751976–19901991–20052006–2020SNDi of entire street network
Alcoi / AlcoyGuangzePort Vila

In new street additions, Alcoi / Alcoy, Guangze, and Port Vila all built increasingly disconnected streets from 1975 through 1976-1990, then improved. Looking at the full network, Guangze and Port Vila both grew more disconnected from 1975 through 1976-1990, then improved, while Alcoi / Alcoy became progressively more disconnected.