Malummaduri in context: Street-network sprawl trends

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Malummaduri plotted against Jigawa and Nigeria. The SNDi of new construction in Malummaduri peaked in 1991-2005, compared to Jigawa which peaked in 1976-1990 and Nigeria which followed a zig-zag trend with an overall increase. Most recently, Malummaduri's incremental SNDi fell from 6.52 to 6.06 between 1991-2005 and 2006-2020. In terms of the aggregate network, Malummaduri ranked 11th out of 11 cities in Jigawa and 375th out of 422 in Nigeria as of 2020.

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

What about similarly populated cities?

• Hennigsdorf, Germany
• Tungan Fulani, Nigeria
• Antsirabe, Madagascar
• Rionegro, Colombia
• Xidian, China
• El M'Ghair, Algeria

In new street additions, Malummaduri built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Hennigsdorf built increasingly disconnected streets over time and Rionegro fluctuated in its street-construction patterns. For the full network, Malummaduri and Hennigsdorf both became progressively more disconnected, while Rionegro fluctuated in connectivity.