Zacatelco in context: Street-network sprawl trends

Zacatelco 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
ZacatelcoTlaxcala (Region)Mexico (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Zacatelco plotted against Tlaxcala and México. The SNDi of new construction in Zacatelco rose steadily, compared to Tlaxcala which rose steadily and México which followed a zig-zag trend with an overall increase. Most recently, Zacatelco's incremental SNDi rose from 4.55 to 5.38 between 1991-2005 and 2006-2020. In terms of the aggregate network, Zacatelco ranked 3rd out of 4 cities in Tlaxcala and 155th out of 182 in México as of 2020.

New Street Additions (2006–2020)

SNDi value
5.38
Rank in México
161st of 182
Rank in Tlaxcala
4th of 4

Entire Network (Aggregate)

SNDi value
3.85
Rank in México
155th of 182
Rank in Tlaxcala
3rd of 4

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
ZacatelcoNaxiMilange

While Naxi and Milange both fluctuated in its street-construction patterns, Zacatelco built increasingly disconnected streets over time in new street additions. For the full network, Zacatelco and Milange both became progressively more disconnected, while Naxi fluctuated in connectivity. Zacatelco and Milange have been converging in their street-network character since 1975.