Aracaju in context: Street-network sprawl trends

Aracaju in context

2.42.83.23.6<19751976–19901991–20052006–2020SNDi of street additions
2.42.83.23.6<19751976–19901991–20052006–2020SNDi of entire street network
AracajuSergipe (Region)Brazil (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Aracaju plotted against Sergipe and Brazil. The SNDi of new construction in Aracaju peaked in 1976-1990, compared to Sergipe which followed a zig-zag trend with an overall increase and Brazil which followed a zig-zag trend with an overall increase. Most recently, Aracaju's incremental SNDi fell from 2.74 to 2.63 between 1991-2005 and 2006-2020. In terms of the aggregate network, Aracaju ranked 4th out of 5 cities in Sergipe and 208th out of 365 in Brazil as of 2020.

New Street Additions (2006–2020)

SNDi value
2.63
Rank in Brazil
115th of 365
Rank in Sergipe
3rd of 5

Entire Network (Aggregate)

SNDi value
2.47
Rank in Brazil
208th of 365
Rank in Sergipe
4th of 5

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

What about similarly populated cities?

2.43.244.8<19751976–19901991–20052006–2020SNDi of street additions
2.43.244.8<19751976–19901991–20052006–2020SNDi of entire street network
AracajuNamanganShahjahanpur

In new street additions, Aracaju built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Namangan fluctuated in its street-construction patterns and Shahjahanpur built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full street network, though, all three cities follow the same trend. Aracaju and Shahjahanpur have been growing further apart in their street-network character since 1975.