Indianapolis in context: Street-network sprawl trends
Indianapolis in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Indianapolis plotted against Indiana and United States. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Indianapolis's incremental SNDi fell from 5.29 to 4.73 between 1991-2005 and 2006-2020. In terms of the aggregate network, Indianapolis ranked 6th out of 7 cities in Indiana and 130th out of 333 in United States as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 4.73
- Rank in United States
- 232nd of 333
- Rank in Indiana
- 7th of 7
Entire Network (Aggregate)
- SNDi value
- 2.87
- Rank in United States
- 130th of 333
- Rank in Indiana
- 6th of 7
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
- Kofu, Japan
- Chiniot, Pakistan
- Shashamane, Ethiopia
- Tong'an, China
- Batman, Turkey
- Pakpattan, Pakistan
In new street additions, Indianapolis and Tong'an both built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Kofu built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Indianapolis and Kofu both became progressively more disconnected, while Tong'an grew more disconnected from 1975 through 1991-2005, then improved. Indianapolis and Kofu have been growing further apart in their street-network character since 1975.