Modesto in context: Street-network sprawl trends

Modesto in context

33.64.24.8<19751976–19901991–20052006–2020SNDi of street additions
33.64.24.8<19751976–19901991–20052006–2020SNDi of entire street network
ModestoCalifornia (Region)United States (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Modesto plotted against California and United States. While California and United States both peaked in 1991-2005, Modesto's new street additions peaked in 1991-2005. Most recently, Modesto's incremental SNDi fell from 4.19 to 4.1 between 1991-2005 and 2006-2020. In terms of the aggregate network, Modesto ranked 19th out of 60 cities in California and 175th out of 333 in United States as of 2020.

New Street Additions (2006–2020)

SNDi value
4.1
Rank in United States
160th of 333
Rank in California
30th of 60

Entire Network (Aggregate)

SNDi value
3.27
Rank in United States
175th of 333
Rank in California
19th of 60

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

What about similarly populated cities?

2.12.83.54.2<19751976–19901991–20052006–2020SNDi of street additions
2.12.83.54.2<19751976–19901991–20052006–2020SNDi of entire street network
ModestoWeinanRio Branco

While Weinan and Rio Branco both fluctuated in its street-construction patterns, Modesto built increasingly disconnected streets from 1975 through 1991-2005, then improved in new street additions. For the full network, Modesto and Rio Branco both became progressively more disconnected, while Weinan fluctuated in connectivity. Modesto and Rio Branco have been growing further apart in their street-network character since 1975.