Lake in the Hills in context: Street-network sprawl trends

Lake in the Hills in context

2.43.244.8<19751976–19901991–20052006–2020SNDi of street additions
2.43.244.8<19751976–19901991–20052006–2020SNDi of entire street network
Lake in the HillsIllinois (Region)United States (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Lake in the Hills plotted against Illinois and United States. The SNDi of new construction in Lake in the Hills rose steadily, compared to Illinois which peaked in 1991-2005 and United States which peaked in 1991-2005. Most recently, Lake in the Hills's incremental SNDi rose from 3.93 to 3.94 between 1991-2005 and 2006-2020. In terms of the aggregate network, Lake in the Hills ranked 10th out of 12 cities in Illinois and 187th out of 333 in United States as of 2020.

New Street Additions (2006–2020)

SNDi value
3.94
Rank in United States
136th of 333
Rank in Illinois
7th of 12

Entire Network (Aggregate)

SNDi value
3.42
Rank in United States
187th of 333
Rank in Illinois
10th of 12

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

What about similarly populated cities?

1234<19751976–19901991–20052006–2020SNDi of street additions
1234<19751976–19901991–20052006–2020SNDi of entire street network
Lake in the HillsTongheBulungu

In new street additions, Lake in the Hills built increasingly disconnected streets over time, while Tonghe built increasingly disconnected streets from 1975 through 1976-1990, then improved and Bulungu fluctuated in its street-construction patterns. For the full street network, though, all three cities follow the same trend. Lake in the Hills and Tonghe have been growing further apart in their street-network character since 1975.