San Luis in context: Street-network sprawl trends

San Luis in context

468<19751976–19901991–20052006–2020SNDi of street additions
468<19751976–19901991–20052006–2020SNDi of entire street network
San LuisBaja California (Region)Mexico (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with San Luis plotted against Baja California and México. The SNDi of new construction in San Luis rose steadily, compared to Baja California which followed a zig-zag trend with an overall increase and México which followed a zig-zag trend with an overall increase. Most recently, San Luis's incremental SNDi rose from 6.44 to 7.53 between 1991-2005 and 2006-2020. In terms of the aggregate network, San Luis ranked 7th out of 7 cities in Baja California and 182nd out of 182 in México as of 2020.

New Street Additions (2006–2020)

SNDi value
7.53
Rank in México
182nd of 182
Rank in Baja California
7th of 7

Entire Network (Aggregate)

SNDi value
6.71
Rank in México
182nd of 182
Rank in Baja California
7th of 7

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

What about similarly populated cities?

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
San LuisNalagarhDuzici

In new street additions, San Luis built increasingly disconnected streets over time, while Nalagarh fluctuated in its street-construction patterns and Düziçi built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, San Luis became progressively more disconnected, while Nalagarh fluctuated in connectivity and Düziçi became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. San Luis and Nalagarh have been growing further apart in their street-network character since 1975.