Piotrków Trybunalski in context: Street-network sprawl trends

Piotrkow Trybunalski in context

2.12.83.54.2<19751976–19901991–20052006–2020SNDi of street additions
2.12.83.54.2<19751976–19901991–20052006–2020SNDi of entire street network
Piotrkow TrybunalskiLodzkie (Region)Poland (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Piotrków Trybunalski plotted against Łódzkie and Poland. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Piotrków Trybunalski's incremental SNDi rose from 2.95 to 3.27 between 1991-2005 and 2006-2020. In terms of the aggregate network, Piotrków Trybunalski ranked 2nd out of 5 cities in Łódzkie and 15th out of 63 in Poland as of 2020.

New Street Additions (2006–2020)

SNDi value
3.27
Rank in Poland
31st of 63
Rank in Łódzkie
4th of 5

Entire Network (Aggregate)

SNDi value
2.05
Rank in Poland
15th of 63
Rank in Łódzkie
2nd of 5

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

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
Piotrkow TrybunalskiLittlehamptonTamaraivillu

In new street additions, Piotrków Trybunalski and Tamaraivillu both built increasingly disconnected streets over time, while Littlehampton built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full street network, though, all three cities follow the same trend.