Arujá in context: Street-network sprawl trends
Aruja in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Arujá plotted against São Paulo and Brazil. The SNDi of new construction in Arujá rose steadily, compared to São Paulo which rose steadily and Brazil which followed a zig-zag trend with an overall increase. Most recently, Arujá's incremental SNDi rose from 4.36 to 5.11 between 1991-2005 and 2006-2020. In terms of the aggregate network, Arujá ranked 67th out of 76 cities in São Paulo and 309th out of 365 in Brazil as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 5.11
- Rank in Brazil
- 318th of 365
- Rank in São Paulo
- 64th of 76
Entire Network (Aggregate)
- SNDi value
- 3.49
- Rank in Brazil
- 309th of 365
- Rank in São Paulo
- 67th of 76
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
- Purna, India
- Las Guásimas, Cuba
- Bandar Seri Bentan, Indonesia
- Yongding, China
- Basoko, Democratic Republic of the Congo
- N'guigmi, Niger
In new street additions, Arujá and Purna both built increasingly disconnected streets over time, while Yongding fluctuated in its street-construction patterns. For the full network, Arujá and Purna both became progressively more disconnected, while Yongding fluctuated in connectivity. Notably, Arujá had a more connected network than Yongding in 1975 but the two have since reversed their relative ranking.