Ejigbo in context: Street-network sprawl trends

Ejigbo in context

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
EjigboOsun (Region)Nigeria (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Ejigbo plotted against Osun and Nigeria. While Osun and Nigeria both followed a zig-zag trend with an overall increase, Ejigbo's new street additions followed a zig-zag trend with an overall increase. Most recently, Ejigbo's incremental SNDi rose from 2.28 to 2.7 between 1991-2005 and 2006-2020. In terms of the aggregate network, Ejigbo ranked 1st out of 19 cities in Osun and 96th out of 422 in Nigeria as of 2020.

New Street Additions (2006–2020)

SNDi value
2.7
Rank in Nigeria
91st of 422
Rank in Osun
1st of 19

Entire Network (Aggregate)

SNDi value
2.27
Rank in Nigeria
96th of 422
Rank in Osun
1st of 19

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

What about similarly populated cities?

0.81.62.43.2<19751976–19901991–20052006–2020SNDi of street additions
0.81.62.43.2<19751976–19901991–20052006–2020SNDi of entire street network
EjigboKeloPerpignan

In new street additions, Ejigbo and Kelo both fluctuated in its street-construction patterns, while Perpignan built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full street network, though, all three cities follow the same trend. Notably, Ejigbo had a more connected network than Perpignan in 1975 but the two have since reversed their relative ranking.