Newcastle upon Tyne in context: Street-network sprawl trends

Newcastle upon Tyne in context

3.544.55<19751976–19901991–20052006–2020SNDi of street additions
3.544.55<19751976–19901991–20052006–2020SNDi of entire street network
Newcastle upon TyneEngland (Region)United Kingdom (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Newcastle upon Tyne plotted against England and United Kingdom. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Newcastle upon Tyne's incremental SNDi fell from 5.02 to 4.28 between 1991-2005 and 2006-2020. In terms of the aggregate network, Newcastle upon Tyne ranked 92nd out of 124 cities in England and 103rd out of 143 in United Kingdom as of 2020.

New Street Additions (2006–2020)

SNDi value
4.28
Rank in United Kingdom
80th of 143
Rank in England
72nd of 124

Entire Network (Aggregate)

SNDi value
3.89
Rank in United Kingdom
103rd of 143
Rank in England
92nd of 124

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
Newcastle upon TyneHermosilloMianyang

While Hermosillo and Mianyang both fluctuated in its street-construction patterns, Newcastle upon Tyne built increasingly disconnected streets from 1975 through 1991-2005, then improved in new street additions. For the full street network, though, all three cities follow the same trend. Newcastle upon Tyne and Hermosillo have been converging in their street-network character since 1975.