Kishi in context: Street-network sprawl trends

Kishi in context

1234<19751976–19901991–20052006–2020SNDi of street additions
1234<19751976–19901991–20052006–2020SNDi of entire street network
KishiOyo (Region)Nigeria (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Kishi plotted against Oyo and Nigeria. The SNDi of new construction in Kishi rose steadily, compared to Oyo which followed a zig-zag trend with an overall increase and Nigeria which followed a zig-zag trend with an overall increase. Most recently, Kishi's incremental SNDi rose from 1.57 to 2.18 between 1991-2005 and 2006-2020. In terms of the aggregate network, Kishi ranked 3rd out of 15 cities in Oyo and 55th out of 422 in Nigeria as of 2020.

New Street Additions (2006–2020)

SNDi value
2.18
Rank in Nigeria
60th of 422
Rank in Oyo
2nd of 15

Entire Network (Aggregate)

SNDi value
1.8
Rank in Nigeria
55th of 422
Rank in Oyo
3rd of 15

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

What about similarly populated cities?

369<19751976–19901991–20052006–2020SNDi of street additions
369<19751976–19901991–20052006–2020SNDi of entire street network
KishigangseoguyeogBattagram

While 강서구역 and Battagram both fluctuated in its street-construction patterns, Kishi built increasingly disconnected streets over time in new street additions. Looking at the full network, 강서구역 and Battagram both fluctuated in connectivity, while Kishi became progressively more disconnected.