Pénjamo in context: Street-network sprawl trends

Penjamo in context

2.12.83.54.2<19751976–19901991–20052006–2020SNDi of street additions
2.12.83.54.2<19751976–19901991–20052006–2020SNDi of entire street network
PenjamoGuanajuato (Region)Mexico (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Pénjamo plotted against Guanajuato and México. The SNDi of new construction in Pénjamo rose steadily, compared to Guanajuato which followed a zig-zag trend with an overall increase and México which followed a zig-zag trend with an overall increase. Most recently, Pénjamo's incremental SNDi rose from 3.1 to 3.47 between 1991-2005 and 2006-2020. In terms of the aggregate network, Pénjamo ranked 10th out of 15 cities in Guanajuato and 96th out of 182 in México as of 2020.

New Street Additions (2006–2020)

SNDi value
3.47
Rank in México
82nd of 182
Rank in Guanajuato
8th of 15

Entire Network (Aggregate)

SNDi value
2.76
Rank in México
96th of 182
Rank in Guanajuato
10th of 15

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

What about similarly populated cities?

246<19751976–19901991–20052006–2020SNDi of street additions
246<19751976–19901991–20052006–2020SNDi of entire street network
PenjamoJesseIpetu Ijesha

In new street additions, Pénjamo and Ipetu Ijesha both built increasingly disconnected streets over time, while Jesse built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Pénjamo and Ipetu Ijesha both became progressively more disconnected, while Jesse became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Notably, Pénjamo had a more sprawly network than Ipetu Ijesha in 1975 but the two have since reversed their relative ranking.