Thessaloniki in context: Street-network sprawl trends

Thessaloniki in context

1.21.82.433.6<19751976–19901991–20052006–2020SNDi of street additions
1.21.82.433.6<19751976–19901991–20052006–2020SNDi of entire street network
ThessalonikiMacedonia and Thrace (Region)Greece (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Thessaloniki plotted against Macedonia and Thrace and Greece. While Macedonia and Thrace and Greece both followed a zig-zag trend with an overall increase, Thessaloniki's new street additions followed a zig-zag trend with an overall increase. Most recently, Thessaloniki's incremental SNDi rose from 2.97 to 3.26 between 1991-2005 and 2006-2020. In terms of the aggregate network, Thessaloniki ranked 1st out of 1 cities in Macedonia and Thrace and 3rd out of 8 in Greece as of 2020.

New Street Additions (2006–2020)

SNDi value
3.26
Rank in Greece
7th of 8
Rank in Macedonia and Thrace
1st of 1

Entire Network (Aggregate)

SNDi value
1.63
Rank in Greece
3rd of 8
Rank in Macedonia and Thrace
1st of 1

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

What about similarly populated cities?

1.21.82.43<19751976–19901991–20052006–2020SNDi of street additions
1.21.82.43<19751976–19901991–20052006–2020SNDi of entire street network
ThessalonikiChihuahuaKayseri

In new street additions, Thessaloniki and Chihuahua both fluctuated in street-construction patterns, while Kayseri built increasingly connected streets over time. For the full network, Thessaloniki and Chihuahua both became progressively more disconnected, while Kayseri became progressively more connected. Thessaloniki and Chihuahua have been growing further apart in their street-network character since 1975.