Paarl in context: Street-network sprawl trends

Paarl in context

33.64.2<19751976–19901991–20052006–2020SNDi of street additions
33.64.2<19751976–19901991–20052006–2020SNDi of entire street network
PaarlWestern Cape (Region)South Africa (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Paarl plotted against Western Cape and South Africa. The SNDi of new construction in Paarl peaked in 1991-2005, compared to Western Cape which rose steadily and South Africa which rose steadily. Most recently, Paarl's incremental SNDi fell from 4.43 to 4.07 between 1991-2005 and 2006-2020. In terms of the aggregate network, Paarl ranked 8th out of 14 cities in Western Cape and 59th out of 81 in South Africa as of 2020.

New Street Additions (2006–2020)

SNDi value
4.07
Rank in South Africa
51st of 81
Rank in Western Cape
8th of 14

Entire Network (Aggregate)

SNDi value
3.82
Rank in South Africa
59th of 81
Rank in Western Cape
8th of 14

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

What about similarly populated cities?

345678<19751976–19901991–20052006–2020SNDi of street additions
345678<19751976–19901991–20052006–2020SNDi of entire street network
PaarlJieshanCharlotte

In new street additions, Paarl built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Jieshan fluctuated in its street-construction patterns and Charlotte built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Paarl and Charlotte both became progressively more disconnected, while Jieshan grew more disconnected from 1975 through 1976-1990, then improved. Notably, Paarl had a more sprawly network than Charlotte in 1975 but the two have since reversed their relative ranking.