Surigao City in context: Street-network sprawl trends

Surigao City in context

45678<19751976–19901991–20052006–2020SNDi of street additions
45678<19751976–19901991–20052006–2020SNDi of entire street network
Surigao CitySurigao del Norte (Region)Philippines (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Surigao City plotted against Surigao del Norte and Philippines. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Surigao City's incremental SNDi rose from 7.13 to 7.59 between 1991-2005 and 2006-2020. In terms of the aggregate network, Surigao City ranked 1st out of 1 cities in Surigao del Norte and 69th out of 114 in Philippines as of 2020.

New Street Additions (2006–2020)

SNDi value
7.59
Rank in Philippines
102nd of 114
Rank in Surigao del Norte
1st of 1

Entire Network (Aggregate)

SNDi value
4.92
Rank in Philippines
69th of 114
Rank in Surigao del Norte
1st of 1

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

What about similarly populated cities?

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
Surigao CityBilqasMuyinga

In new street additions, Surigao City and Muyinga both built increasingly disconnected streets over time, while Bilqas fluctuated in its street-construction patterns. For the full street network, though, all three cities follow the same trend. Surigao City and Bilqas have been growing further apart in their street-network character since 1975.