Peterborough in context: Street-network sprawl trends
Peterborough in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Peterborough plotted against England and United Kingdom. The SNDi of new construction in Peterborough rose steadily, compared to England which peaked in 1991-2005 and United Kingdom which peaked in 1991-2005. Most recently, Peterborough's incremental SNDi rose from 4.81 to 5.34 between 1991-2005 and 2006-2020. In terms of the aggregate network, Peterborough ranked 120th out of 124 cities in England and 136th out of 143 in United Kingdom as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 5.34
- Rank in United Kingdom
- 117th of 143
- Rank in England
- 103rd of 124
Entire Network (Aggregate)
- SNDi value
- 4.5
- Rank in United Kingdom
- 136th of 143
- Rank in England
- 120th of 124
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
- Sri Muktsar Sahib, India
- Shengshan, China
- Bansi, India
- Purworejo, Indonesia
- Ica, Peru
- Umerkot, Pakistan
Peterborough, Sri Muktsar Sahib, and Purworejo all built increasingly disconnected streets over time in new street construction. The same pattern holds for the full street network. Peterborough and Sri Muktsar Sahib have been converging in their street-network character since 1975.