Carlisle in context: Street-network sprawl trends
Carlisle in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Carlisle plotted against England and United Kingdom. The SNDi of new construction in Carlisle rose steadily, compared to England which peaked in 1991-2005 and United Kingdom which peaked in 1991-2005. Most recently, Carlisle's incremental SNDi rose from 5.96 to 5.98 between 1991-2005 and 2006-2020. In terms of the aggregate network, Carlisle ranked 104th out of 124 cities in England and 118th out of 143 in United Kingdom as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 5.98
- Rank in United Kingdom
- 133rd of 143
- Rank in England
- 115th of 124
Entire Network (Aggregate)
- SNDi value
- 4.06
- Rank in United Kingdom
- 118th of 143
- Rank in England
- 104th of 124
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
In new street additions, Carlisle built increasingly disconnected streets over time, while Bintulu built increasingly disconnected streets from 1975 through 1976-1990, then improved and Mallikpratap fluctuated in its street-construction patterns. For the full network, Carlisle became progressively more disconnected, while Bintulu grew more disconnected from 1975 through 1991-2005, then improved and Mallikpratap fluctuated in connectivity. Carlisle and Bintulu have been converging in their street-network character since 1975.