Praia Grande in context: Street-network sprawl trends

Praia Grande 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
Praia GrandeSao Paulo (Region)Brazil (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Praia Grande plotted against São Paulo and Brazil. The SNDi of new construction in Praia Grande rose steadily, compared to São Paulo which rose steadily and Brazil which followed a zig-zag trend with an overall increase. Most recently, Praia Grande's incremental SNDi rose from 2.93 to 4.07 between 1991-2005 and 2006-2020. In terms of the aggregate network, Praia Grande ranked 49th out of 76 cities in São Paulo and 217th out of 365 in Brazil as of 2020.

New Street Additions (2006–2020)

SNDi value
4.07
Rank in Brazil
256th of 365
Rank in São Paulo
47th of 76

Entire Network (Aggregate)

SNDi value
2.57
Rank in Brazil
217th of 365
Rank in São Paulo
49th of 76

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
Praia GrandeNha TrangFengrun

In new street additions, Praia Grande and Nha Trang both built increasingly disconnected streets over time, while Fengrun fluctuated in its street-construction patterns. For the full street network, though, all three cities follow the same trend. Praia Grande and Nha Trang have been growing further apart in their street-network character since 1975.