Pagadian in context: Street-network sprawl trends

Pagadian in context

4567<19751976–19901991–20052006–2020SNDi of street additions
4567<19751976–19901991–20052006–2020SNDi of entire street network
PagadianZamboanga del Sur (Region)Philippines (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Pagadian plotted against Zamboanga del Sur and Philippines. While Zamboanga del Sur and Philippines both rose steadily, Pagadian's new street additions rose steadily. Most recently, Pagadian's incremental SNDi rose from 5.76 to 6.42 between 1991-2005 and 2006-2020. In terms of the aggregate network, Pagadian ranked 1st out of 2 cities in Zamboanga del Sur and 71st out of 114 in Philippines as of 2020.

New Street Additions (2006–2020)

SNDi value
6.42
Rank in Philippines
86th of 114
Rank in Zamboanga del Sur
2nd of 2

Entire Network (Aggregate)

SNDi value
4.94
Rank in Philippines
71st of 114
Rank in Zamboanga del Sur
1st of 2

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
PagadianMongoButa

While Mongo and Buta both fluctuated in its street-construction patterns, Pagadian built increasingly disconnected streets over time in new street additions. For the full street network, though, all three cities follow the same trend. Pagadian and Mongo have been growing further apart in their street-network character since 1975.