São Carlos in context: Street-network sprawl trends

Sao Carlos in context

1.42.12.83.5<19751976–19901991–20052006–2020SNDi of street additions
1.42.12.83.5<19751976–19901991–20052006–2020SNDi of entire street network
Sao CarlosSao Paulo (Region)Brazil (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with São Carlos plotted against São Paulo and Brazil. The SNDi of new construction in São Carlos rose steadily, compared to São Paulo which rose steadily and Brazil which followed a zig-zag trend with an overall increase. Most recently, São Carlos's incremental SNDi rose from 2.42 to 3.17 between 1991-2005 and 2006-2020. In terms of the aggregate network, São Carlos ranked 39th out of 76 cities in São Paulo and 143rd out of 365 in Brazil as of 2020.

New Street Additions (2006–2020)

SNDi value
3.17
Rank in Brazil
177th of 365
Rank in São Paulo
33rd of 76

Entire Network (Aggregate)

SNDi value
2.12
Rank in Brazil
143rd of 365
Rank in São Paulo
39th of 76

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

What about similarly populated cities?

234<19751976–19901991–20052006–2020SNDi of street additions
234<19751976–19901991–20052006–2020SNDi of entire street network
Sao CarlosCajamarcaYarim

While Cajamarca and Yarim both fluctuated in its street-construction patterns, São Carlos built increasingly disconnected streets over time in new street additions. For the full network, São Carlos became progressively more disconnected, while Cajamarca grew more disconnected from 1975 through 1976-1990, then improved and Yarim fluctuated in connectivity. São Carlos and Cajamarca have been converging in their street-network character since 1975.