Unguwar Arewa in context: Street-network sprawl trends

Unguwar Arewa in context

1.82.73.64.5<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.64.5<19751976–19901991–20052006–2020SNDi of entire street network
Unguwar ArewaKano (Region)Nigeria (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Unguwar Arewa plotted against Kano and Nigeria. The SNDi of new construction in Unguwar Arewa peaked in 1991-2005, compared to Kano which rose steadily and Nigeria which followed a zig-zag trend with an overall increase. Most recently, Unguwar Arewa's incremental SNDi fell from 4.7 to 3.97 between 1991-2005 and 2006-2020. In terms of the aggregate network, Unguwar Arewa ranked 13th out of 14 cities in Kano and 323rd out of 422 in Nigeria as of 2020.

New Street Additions (2006–2020)

SNDi value
3.97
Rank in Nigeria
185th of 422
Rank in Kano
13th of 14

Entire Network (Aggregate)

SNDi value
4.18
Rank in Nigeria
323rd of 422
Rank in Kano
13th of 14

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

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
Unguwar ArewaVolgodonskKragujevac

While Volgodonsk and Kragujevac both built increasingly disconnected streets over time, Unguwar Arewa built increasingly disconnected streets from 1975 through 1991-2005, then improved in new street additions. Looking at the full network, Volgodonsk and Kragujevac both became progressively more disconnected, while Unguwar Arewa grew more disconnected from 1975 through 1991-2005, then improved.