Spanish Fork in context: Street-network sprawl trends

Spanish Fork in context

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
Spanish ForkUtah (Region)United States (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Spanish Fork plotted against Utah and United States. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Spanish Fork's incremental SNDi fell from 3.37 to 3.33 between 1991-2005 and 2006-2020. In terms of the aggregate network, Spanish Fork ranked 1st out of 6 cities in Utah and 105th out of 333 in United States as of 2020.

New Street Additions (2006–2020)

SNDi value
3.33
Rank in United States
68th of 333
Rank in Utah
1st of 6

Entire Network (Aggregate)

SNDi value
2.7
Rank in United States
105th of 333
Rank in Utah
1st of 6

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

What about similarly populated cities?

1.62.43.24<19751976–19901991–20052006–2020SNDi of street additions
1.62.43.24<19751976–19901991–20052006–2020SNDi of entire street network
Spanish ForkDjuluJianhuai

In new street additions, Spanish Fork built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Djulu fluctuated in its street-construction patterns and Jianhuai built increasingly disconnected streets over time. For the full network, Spanish Fork and Jianhuai both became progressively more disconnected, while Djulu fluctuated in connectivity. Notably, Spanish Fork had a more connected network than Djulu in 1975 but the two have since reversed their relative ranking.