Pasto in context: Street-network sprawl trends

Pasto in context

2.73.64.55.4<19751976–19901991–20052006–2020SNDi of street additions
2.73.64.55.4<19751976–19901991–20052006–2020SNDi of entire street network
PastoNarino (Region)Colombia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Pasto plotted against Nariño and Colombia. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Pasto's incremental SNDi rose from 3.1 to 3.84 between 1991-2005 and 2006-2020. In terms of the aggregate network, Pasto ranked 2nd out of 3 cities in Nariño and 47th out of 83 in Colombia as of 2020.

New Street Additions (2006–2020)

SNDi value
3.84
Rank in Colombia
47th of 83
Rank in Nariño
2nd of 3

Entire Network (Aggregate)

SNDi value
2.98
Rank in Colombia
47th of 83
Rank in Nariño
2nd of 3

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
PastoDewasGaozhou

Pasto, Dewas, and Gaozhou all fluctuated in its street-construction patterns in new street construction. For the full network, Pasto and Dewas both became progressively more disconnected, while Gaozhou fluctuated in connectivity. Pasto and Gaozhou have been growing further apart in their street-network character since 1975.