Nagcarlan in context: Street-network sprawl trends

Nagcarlan in context

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

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Nagcarlan plotted against Laguna and Philippines. While Laguna and Philippines both rose steadily, Nagcarlan's new street additions rose steadily. Most recently, Nagcarlan's incremental SNDi rose from 6.28 to 6.49 between 1991-2005 and 2006-2020. In terms of the aggregate network, Nagcarlan ranked 5th out of 5 cities in Laguna and 91st out of 114 in Philippines as of 2020.

New Street Additions (2006–2020)

SNDi value
6.49
Rank in Philippines
88th of 114
Rank in Laguna
4th of 5

Entire Network (Aggregate)

SNDi value
5.43
Rank in Philippines
91st of 114
Rank in Laguna
5th of 5

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

What about similarly populated cities?

481216<19751976–19901991–20052006–2020SNDi of street additions
481216<19751976–19901991–20052006–2020SNDi of entire street network
NagcarlanWushanSeversk

In new street additions, Nagcarlan built increasingly disconnected streets over time, while Wushan fluctuated in its street-construction patterns and Seversk built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Nagcarlan and Seversk both became progressively more disconnected, while Wushan fluctuated in connectivity. Notably, Nagcarlan had a more connected network than Seversk in 1975 but the two have since reversed their relative ranking.