Aylesbury in context: Street-network sprawl trends

Aylesbury in context

2.83.54.24.9<19751976–19901991–20052006–2020SNDi of street additions
2.83.54.24.9<19751976–19901991–20052006–2020SNDi of entire street network
AylesburyEngland (Region)United Kingdom (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Aylesbury plotted against England and United Kingdom. The SNDi of new construction in Aylesbury peaked in 1976-1990, compared to England which peaked in 1991-2005 and United Kingdom which peaked in 1991-2005. Most recently, Aylesbury's incremental SNDi fell from 3.31 to 2.71 between 1991-2005 and 2006-2020. In terms of the aggregate network, Aylesbury ranked 40th out of 124 cities in England and 47th out of 143 in United Kingdom as of 2020.

New Street Additions (2006–2020)

SNDi value
2.71
Rank in United Kingdom
6th of 143
Rank in England
6th of 124

Entire Network (Aggregate)

SNDi value
3.37
Rank in United Kingdom
47th of 143
Rank in England
40th of 124

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

What about similarly populated cities?

246810<19751976–19901991–20052006–2020SNDi of street additions
246810<19751976–19901991–20052006–2020SNDi of entire street network
AylesburyjeonpyeongdongBotshabelo-K

In new street additions, Aylesbury built increasingly disconnected streets from 1975 through 1976-1990, then improved, while 전평동 fluctuated in its street-construction patterns and Botshabelo-K built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns. For the full network, Aylesbury grew more disconnected from 1975 through 1976-1990, then improved, while 전평동 fluctuated in connectivity and Botshabelo-K became progressively more connected. Aylesbury and Botshabelo-K have been growing further apart in their street-network character since 1975.