Honjo in context: Street-network sprawl trends

Honjo 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
HonjoSaitama (Region)Japan (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Honjo plotted against Saitama and Japan. The SNDi of new construction in Honjo peaked in 1976-1990, compared to Saitama which followed a zig-zag trend with an overall increase and Japan which followed a zig-zag trend with an overall increase. Most recently, Honjo's incremental SNDi fell from 1.69 to 1.56 between 1991-2005 and 2006-2020. In terms of the aggregate network, Honjo ranked 2nd out of 5 cities in Saitama and 25th out of 135 in Japan as of 2020.

New Street Additions (2006–2020)

SNDi value
1.56
Rank in Japan
4th of 135
Rank in Saitama
2nd of 5

Entire Network (Aggregate)

SNDi value
1.8
Rank in Japan
25th of 135
Rank in Saitama
2nd of 5

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

What about similarly populated cities?

123456<19751976–19901991–20052006–2020SNDi of street additions
123456<19751976–19901991–20052006–2020SNDi of entire street network
HonjoChamanGambela

In new street additions, Honjo built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Chaman built increasingly connected streets over time and Gambela fluctuated in its street-construction patterns. For the full network, Honjo grew more disconnected from 1975 through 1976-1990, then improved, while Chaman became progressively more connected and Gambela became progressively more disconnected. Honjo and Gambela have been growing further apart in their street-network character since 1975.