Chiang Mai in context: Street-network sprawl trends

Chiang Mai in context

5678<19751976–19901991–20052006–2020SNDi of street additions
5678<19751976–19901991–20052006–2020SNDi of entire street network
Chiang MaiThailand (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Chiang Mai plotted against Thailand. Both Chiang Mai and Thailand follow the same trend. Most recently, Chiang Mai's incremental SNDi rose from 6.72 to 8.14 between 1991-2005 and 2006-2020. In terms of the aggregate network, Chiang Mai ranked 47th out of 54 in Thailand as of 2020.

New Street Additions (2006–2020)

SNDi value
8.14
Rank in Thailand
47th of 54

Entire Network (Aggregate)

SNDi value
6.13
Rank in Thailand
47th of 54

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
Chiang MaiRajamahendravaramBeni Suef

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