Jember in context: Street-network sprawl trends

Jember in context

4.24.85.46<19751976–19901991–20052006–2020SNDi of street additions
4.24.85.46<19751976–19901991–20052006–2020SNDi of entire street network
JemberJawa Timur (Region)Indonesia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Jember plotted against Jawa Timur and Indonesia. The SNDi of new construction in Jember peaked in 1976-1990, compared to Jawa Timur which rose steadily and Indonesia which rose steadily. Most recently, Jember's incremental SNDi fell from 5.53 to 4.84 between 1991-2005 and 2006-2020. In terms of the aggregate network, Jember ranked 48th out of 57 cities in Jawa Timur and 292nd out of 366 in Indonesia as of 2020.

New Street Additions (2006–2020)

SNDi value
4.84
Rank in Indonesia
94th of 366
Rank in Jawa Timur
15th of 57

Entire Network (Aggregate)

SNDi value
5.01
Rank in Indonesia
292nd of 366
Rank in Jawa Timur
48th of 57

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

What about similarly populated cities?

3456<19751976–19901991–20052006–2020SNDi of street additions
3456<19751976–19901991–20052006–2020SNDi of entire street network
JemberXalapaAstrakhan

In new street additions, Jember built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Xalapa built increasingly disconnected streets over time and Astrakhan built increasingly disconnected streets from 1975 through 1991-2005, then improved. Looking at the full network, Xalapa and Astrakhan both became progressively more disconnected, while Jember grew more disconnected from 1975 through 1991-2005, then improved.