Stockton in context: Street-network sprawl trends

Stockton in context

3.244.85.6<19751976–19901991–20052006–2020SNDi of street additions
3.244.85.6<19751976–19901991–20052006–2020SNDi of entire street network
StocktonCalifornia (Region)United States (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Stockton plotted against California and United States. While California and United States both peaked in 1991-2005, Stockton's new street additions peaked in 1991-2005. Most recently, Stockton's incremental SNDi fell from 5.48 to 5.04 between 1991-2005 and 2006-2020. In terms of the aggregate network, Stockton ranked 35th out of 60 cities in California and 233rd out of 333 in United States as of 2020.

New Street Additions (2006–2020)

SNDi value
5.04
Rank in United States
259th of 333
Rank in California
53rd of 60

Entire Network (Aggregate)

SNDi value
3.76
Rank in United States
233rd of 333
Rank in California
35th of 60

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

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
StocktonMbandakaSanya

While Mbandaka and Sanya both built increasingly disconnected streets over time, Stockton built increasingly disconnected streets from 1975 through 1991-2005, then improved in new street additions. For the full street network, though, all three cities follow the same trend. Stockton and Sanya have been converging in their street-network character since 1975.