Pematang Siantar in context: Street-network sprawl trends

Pematang Siantar in context

44.85.66.4<19751976–19901991–20052006–2020SNDi of street additions
44.85.66.4<19751976–19901991–20052006–2020SNDi of entire street network
Pematang SiantarSumatera Utara (Region)Indonesia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Pematang Siantar plotted against Sumatera Utara and Indonesia. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Pematang Siantar's incremental SNDi rose from 5.49 to 6.57 between 1991-2005 and 2006-2020. In terms of the aggregate network, Pematang Siantar ranked 9th out of 21 cities in Sumatera Utara and 229th out of 366 in Indonesia as of 2020.

New Street Additions (2006–2020)

SNDi value
6.57
Rank in Indonesia
295th of 366
Rank in Sumatera Utara
13th of 21

Entire Network (Aggregate)

SNDi value
4.5
Rank in Indonesia
229th of 366
Rank in Sumatera Utara
9th of 21

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

What about similarly populated cities?

234567<19751976–19901991–20052006–2020SNDi of street additions
234567<19751976–19901991–20052006–2020SNDi of entire street network
Pematang SiantarTahtaNizamabad

In new street additions, Pematang Siantar and Nizamabad both built increasingly disconnected streets over time, while Tahta fluctuated in its street-construction patterns. For the full network, Pematang Siantar and Nizamabad both became progressively more disconnected, while Tahta fluctuated in connectivity. Pematang Siantar and Tahta have been growing further apart in their street-network character since 1975.