Raleigh in context: Street-network sprawl trends
Raleigh in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Raleigh plotted against North Carolina and United States. The SNDi of new construction in Raleigh rose steadily, compared to North Carolina which peaked in 1991-2005 and United States which peaked in 1991-2005. Most recently, Raleigh's incremental SNDi rose from 3.86 to 4.47 between 1991-2005 and 2006-2020. In terms of the aggregate network, Raleigh ranked 3rd out of 7 cities in North Carolina and 147th out of 333 in United States as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 4.47
- Rank in United States
- 211th of 333
- Rank in North Carolina
- 5th of 7
Entire Network (Aggregate)
- SNDi value
- 3.08
- Rank in United States
- 147th of 333
- Rank in North Carolina
- 3rd of 7
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
- 해안2동, North Korea
- Ambasamudram, India
- Poipet, Cambodia
- Barwani, India
- Ghatampur, India
- Igboho, Nigeria
In new street additions, Raleigh built increasingly disconnected streets over time, while 해안2동 built increasingly disconnected streets from 1975 through 1991-2005, then improved and Barwani fluctuated in its street-construction patterns. For the full street network, though, all three cities follow the same trend.