Cincinnati in context: Street-network sprawl trends

Cincinnati in context

34567<19751976–19901991–20052006–2020SNDi of street additions
34567<19751976–19901991–20052006–2020SNDi of entire street network
CincinnatiOhio (Region)United States (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Cincinnati plotted against Ohio and United States. The SNDi of new construction in Cincinnati followed a zig-zag trend with an overall increase, compared to Ohio which rose steadily and United States which peaked in 1991-2005. Most recently, Cincinnati's incremental SNDi rose from 5.22 to 6.56 between 1991-2005 and 2006-2020. In terms of the aggregate network, Cincinnati ranked 9th out of 11 cities in Ohio and 205th out of 333 in United States as of 2020.

New Street Additions (2006–2020)

SNDi value
6.56
Rank in United States
314th of 333
Rank in Ohio
10th of 11

Entire Network (Aggregate)

SNDi value
3.54
Rank in United States
205th of 333
Rank in Ohio
9th of 11

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

What about similarly populated cities?

34567<19751976–19901991–20052006–2020SNDi of street additions
34567<19751976–19901991–20052006–2020SNDi of entire street network
CincinnatiShivamoggaLaiwu

In new street additions, Cincinnati and Shivamogga both fluctuated in its street-construction patterns, while Laiwu built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Cincinnati and Shivamogga both became progressively more disconnected, while Laiwu became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards. Cincinnati and Laiwu have been converging in their street-network character since 1975.