Sorsogon City in context: Street-network sprawl trends

Sorsogon City in context

34567<19751976–19901991–20052006–2020SNDi of street additions
34567<19751976–19901991–20052006–2020SNDi of entire street network
Sorsogon CitySorsogon (Region)Philippines (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Sorsogon City plotted against Sorsogon and Philippines. While Sorsogon and Philippines both rose steadily, Sorsogon City's new street additions rose steadily. Most recently, Sorsogon City's incremental SNDi rose from 4.03 to 6.23 between 1991-2005 and 2006-2020. In terms of the aggregate network, Sorsogon City ranked 1st out of 1 cities in Sorsogon and 29th out of 114 in Philippines as of 2020.

New Street Additions (2006–2020)

SNDi value
6.23
Rank in Philippines
75th of 114
Rank in Sorsogon
1st of 1

Entire Network (Aggregate)

SNDi value
4.13
Rank in Philippines
29th of 114
Rank in Sorsogon
1st of 1

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
Sorsogon CityJinturBeruniy

In new street additions, Sorsogon City built increasingly disconnected streets over time, while Jintur fluctuated in its street-construction patterns and Beruniy built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Sorsogon City and Beruniy both became progressively more disconnected, while Jintur fluctuated in connectivity. Sorsogon City and Jintur have been growing further apart in their street-network character since 1975.