Iguala in context: Street-network sprawl trends

Iguala in context

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
IgualaGuerrero (Region)Mexico (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Iguala plotted against Guerrero and México. While Guerrero and México both followed a zig-zag trend with an overall increase, Iguala's new street additions followed a zig-zag trend with an overall increase. Most recently, Iguala's incremental SNDi rose from 2.92 to 3.62 between 1991-2005 and 2006-2020. In terms of the aggregate network, Iguala ranked 1st out of 7 cities in Guerrero and 91st out of 182 in México as of 2020.

New Street Additions (2006–2020)

SNDi value
3.62
Rank in México
89th of 182
Rank in Guerrero
1st of 7

Entire Network (Aggregate)

SNDi value
2.72
Rank in México
91st of 182
Rank in Guerrero
1st of 7

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

What about similarly populated cities?

12345<19751976–19901991–20052006–2020SNDi of street additions
12345<19751976–19901991–20052006–2020SNDi of entire street network
IgualaPipariyaAdre

In new street additions, Iguala fluctuated in its street-construction patterns, while Pipariya built increasingly disconnected streets from 1975 through 1991-2005, then improved and Adré fluctuated in its street-construction patterns. For the full network, Iguala became progressively more disconnected, while Pipariya grew more disconnected from 1975 through 1991-2005, then improved and Adré fluctuated in connectivity. Iguala and Adré have been growing further apart in their street-network character since 1975.