Bacolod in context: Street-network sprawl trends

Bacolod in context

4.85.466.67.2<19751976–19901991–20052006–2020SNDi of street additions
4.85.466.67.2<19751976–19901991–20052006–2020SNDi of entire street network
BacolodNegros Occidental (Region)Philippines (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Bacolod plotted against Negros Occidental and Philippines. The SNDi of new construction in Bacolod followed a zig-zag trend with an overall increase, compared to Negros Occidental which was at its lowest in 1991-2005 and Philippines which rose steadily. Most recently, Bacolod's incremental SNDi rose from 4.92 to 5.64 between 1991-2005 and 2006-2020. In terms of the aggregate network, Bacolod ranked 4th out of 4 cities in Negros Occidental and 90th out of 114 in Philippines as of 2020.

New Street Additions (2006–2020)

SNDi value
5.64
Rank in Philippines
54th of 114
Rank in Negros Occidental
4th of 4

Entire Network (Aggregate)

SNDi value
5.42
Rank in Philippines
90th of 114
Rank in Negros Occidental
4th of 4

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

What about similarly populated cities?

246<19751976–19901991–20052006–2020SNDi of street additions
246<19751976–19901991–20052006–2020SNDi of entire street network
BacolodBalikpapanHodeidah

In new street additions, Bacolod and Balikpapan both fluctuated in its street-construction patterns, while Hodeidah built increasingly disconnected streets over time. Looking at the full network, Balikpapan and Hodeidah both became progressively more disconnected, while Bacolod fluctuated in connectivity. Notably, Bacolod had a more sprawly network than Balikpapan in 1975 but the two have since reversed their relative ranking.