Cartagena in context: Street-network sprawl trends

Cartagena in context

1.82.73.64.5<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.64.5<19751976–19901991–20052006–2020SNDi of entire street network
CartagenaBolivar (Region)Colombia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Cartagena plotted against Bolívar and Colombia. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Cartagena's incremental SNDi rose from 2.71 to 3.85 between 1991-2005 and 2006-2020. In terms of the aggregate network, Cartagena ranked 3rd out of 6 cities in Bolívar and 32nd out of 83 in Colombia as of 2020.

New Street Additions (2006–2020)

SNDi value
3.85
Rank in Colombia
48th of 83
Rank in Bolívar
5th of 6

Entire Network (Aggregate)

SNDi value
2.42
Rank in Colombia
32nd of 83
Rank in Bolívar
3rd of 6

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

What about similarly populated cities?

1.82.73.64.5<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.64.5<19751976–19901991–20052006–2020SNDi of entire street network
CartagenaJinzhouDnipro

In new street additions, Cartagena and Jinzhou both fluctuated in its street-construction patterns, while Dnipro built increasingly disconnected streets over time. For the full street network, though, all three cities follow the same trend. Notably, Cartagena had a more connected network than Jinzhou in 1975 but the two have since reversed their relative ranking.