Westhaven Trails in context: Street-network sprawl trends

Westhaven Trails in context

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

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Westhaven Trails plotted against Wisconsin and United States. The SNDi of new construction in Westhaven Trails peaked in 1976-1990, compared to Wisconsin which rose steadily and United States which peaked in 1991-2005. Most recently, Westhaven Trails's incremental SNDi fell from 3.54 to 2.38 between 1991-2005 and 2006-2020. In terms of the aggregate network, Westhaven Trails ranked 7th out of 7 cities in Wisconsin and 179th out of 333 in United States as of 2020.

New Street Additions (2006–2020)

SNDi value
2.38
Rank in United States
12th of 333
Rank in Wisconsin
2nd of 7

Entire Network (Aggregate)

SNDi value
3.32
Rank in United States
179th of 333
Rank in Wisconsin
7th of 7

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

What about similarly populated cities?

36912<19751976–19901991–20052006–2020SNDi of street additions
36912<19751976–19901991–20052006–2020SNDi of entire street network
Westhaven TrailsBouskouraDarzab

In new street additions, Westhaven Trails built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Bouskoura built increasingly connected streets over time and Darzab fluctuated in its street-construction patterns. For the full network, Westhaven Trails grew more disconnected from 1975 through 1991-2005, then improved, while Bouskoura became progressively more connected and Darzab became progressively more connected. Notably, Westhaven Trails had a more connected network than Bouskoura in 1975 but the two have since reversed their relative ranking.