Yantian District in context: Street-network sprawl trends

Yantian District 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
Yantian DistrictGuangdong (Region)China (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Yantian District plotted against Guangdong and China. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Yantian District's incremental SNDi rose from 2.89 to 4.9 between 1991-2005 and 2006-2020. In terms of the aggregate network, Yantian District ranked 56th out of 133 cities in Guangdong and 1048th out of 1843 in China as of 2020.

New Street Additions (2006–2020)

SNDi value
4.9
Rank in China
1617th of 1843
Rank in Guangdong
101st of 133

Entire Network (Aggregate)

SNDi value
3.03
Rank in China
1048th of 1843
Rank in Guangdong
56th of 133

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

What about similarly populated cities?

1.82.73.64.5<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.64.5<19751976–19901991–20052006–2020SNDi of entire street network
Yantian DistrictCinco RanchLisala

In new street additions, Yantian District fluctuated in its street-construction patterns, while Cinco Ranch built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns and Lisala built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Yantian District became progressively more disconnected, while Cinco Ranch became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards and Lisala grew more disconnected from 1975 through 1991-2005, then improved. Yantian District and Lisala have been growing further apart in their street-network character since 1975.