Kitami in context: Street-network sprawl trends

Kitami in context

1.622.42.8<19751976–19901991–20052006–2020SNDi of street additions
1.622.42.8<19751976–19901991–20052006–2020SNDi of entire street network
KitamiHokkaido (Region)Japan (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Kitami plotted against Hokkaido and Japan. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Kitami's incremental SNDi rose from 2.03 to 2.05 between 1991-2005 and 2006-2020. In terms of the aggregate network, Kitami ranked 6th out of 10 cities in Hokkaido and 17th out of 135 in Japan as of 2020.

New Street Additions (2006–2020)

SNDi value
2.05
Rank in Japan
28th of 135
Rank in Hokkaido
5th of 10

Entire Network (Aggregate)

SNDi value
1.64
Rank in Japan
17th of 135
Rank in Hokkaido
6th of 10

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

What about similarly populated cities?

1.62.43.24<19751976–19901991–20052006–2020SNDi of street additions
1.62.43.24<19751976–19901991–20052006–2020SNDi of entire street network
KitamiSamalkhaAgua Prieta

In new street additions, Kitami and Samalkha both fluctuated in its street-construction patterns, while Agua Prieta built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Kitami became progressively more disconnected, while Samalkha fluctuated in connectivity and Agua Prieta grew more disconnected from 1975 through 1976-1990, then improved. Kitami and Agua Prieta have been converging in their street-network character since 1975.