Pirassununga in context: Street-network sprawl trends

Pirassununga 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
PirassunungaSao Paulo (Region)Brazil (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Pirassununga plotted against São Paulo and Brazil. The SNDi of new construction in Pirassununga rose steadily, compared to São Paulo which rose steadily and Brazil which followed a zig-zag trend with an overall increase. Most recently, Pirassununga's incremental SNDi rose from 2.36 to 2.52 between 1991-2005 and 2006-2020. In terms of the aggregate network, Pirassununga ranked 37th out of 76 cities in São Paulo and 140th out of 365 in Brazil as of 2020.

New Street Additions (2006–2020)

SNDi value
2.52
Rank in Brazil
102nd of 365
Rank in São Paulo
20th of 76

Entire Network (Aggregate)

SNDi value
2.12
Rank in Brazil
140th of 365
Rank in São Paulo
37th of 76

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

What about similarly populated cities?

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
PirassunungaLittle ElmTombua

In new street additions, Pirassununga built increasingly disconnected streets over time, while Little Elm built increasingly disconnected streets from 1975 through 1976-1990, then improved and Tômbua fluctuated in its street-construction patterns. For the full network, Pirassununga became progressively more disconnected, while Little Elm grew more disconnected from 1975 through 1976-1990, then improved and Tômbua became progressively more disconnected. Notably, Pirassununga had a more connected network than Tômbua in 1975 but the two have since reversed their relative ranking.