Apeldoorn in context: Street-network sprawl trends

Apeldoorn in context

1.82.12.42.7<19751976–19901991–20052006–2020SNDi of street additions
1.82.12.42.7<19751976–19901991–20052006–2020SNDi of entire street network
ApeldoornGelderland (Region)Netherlands (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Apeldoorn plotted against Gelderland and Netherlands. The SNDi of new construction in Apeldoorn rose steadily, compared to Gelderland which peaked in 1991-2005 and Netherlands which peaked in 1991-2005. Most recently, Apeldoorn's incremental SNDi rose from 1.96 to 2.07 between 1991-2005 and 2006-2020. In terms of the aggregate network, Apeldoorn ranked 1st out of 4 cities in Gelderland and 9th out of 43 in Netherlands as of 2020.

New Street Additions (2006–2020)

SNDi value
2.07
Rank in Netherlands
15th of 43
Rank in Gelderland
2nd of 4

Entire Network (Aggregate)

SNDi value
1.75
Rank in Netherlands
9th of 43
Rank in Gelderland
1st of 4

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

What about similarly populated cities?

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
ApeldoornHirosakiAdiela

In new street additions, Apeldoorn built increasingly disconnected streets over time, while Hirosaki built increasingly disconnected streets from 1975 through 1976-1990, then improved and Adiela built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns. For the full network, Apeldoorn became progressively more disconnected, while Hirosaki grew more disconnected from 1975 through 1976-1990, then improved and Adiela became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards. Apeldoorn and Adiela have been converging in their street-network character since 1975.