Cartago in context: Street-network sprawl trends

Cartago in context

34567<19751976–19901991–20052006–2020SNDi of street additions
34567<19751976–19901991–20052006–2020SNDi of entire street network
CartagoCosta Rica (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Cartago plotted against Costa Rica. Both Cartago and Costa Rica follow the same trend. Most recently, Cartago's incremental SNDi rose from 4.53 to 5.29 between 1991-2005 and 2006-2020. In terms of the aggregate network, Cartago ranked 3rd out of 5 in Costa Rica as of 2020.

New Street Additions (2006–2020)

SNDi value
5.29
Rank in Costa Rica
3rd of 5

Entire Network (Aggregate)

SNDi value
3.62
Rank in Costa Rica
3rd of 5

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

What about similarly populated cities?

3.244.8<19751976–19901991–20052006–2020SNDi of street additions
3.244.8<19751976–19901991–20052006–2020SNDi of entire street network
CartagoZijinAnxi

In new street additions, Cartago and Anxi both built increasingly disconnected streets over time, while Zijin built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Cartago and Anxi both became progressively more disconnected, while Zijin fluctuated in connectivity. Notably, Cartago had a more connected network than Zijin in 1975 but the two have since reversed their relative ranking.