Saltillo in context: Street-network sprawl trends

Saltillo in context

1.62.43.24<19751976–19901991–20052006–2020SNDi of street additions
1.62.43.24<19751976–19901991–20052006–2020SNDi of entire street network
SaltilloCoahuila (Region)Mexico (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Saltillo plotted against Coahuila and México. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Saltillo's incremental SNDi rose from 3.0 to 3.18 between 1991-2005 and 2006-2020. In terms of the aggregate network, Saltillo ranked 6th out of 7 cities in Coahuila and 99th out of 182 in México as of 2020.

New Street Additions (2006–2020)

SNDi value
3.18
Rank in México
65th of 182
Rank in Coahuila
6th of 7

Entire Network (Aggregate)

SNDi value
2.77
Rank in México
99th of 182
Rank in Coahuila
6th of 7

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

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
SaltilloTiranaJalgaon

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