Grudziądz in context: Street-network sprawl trends

Grudziadz in context

1.42.12.83.54.2<19751976–19901991–20052006–2020SNDi of street additions
1.42.12.83.54.2<19751976–19901991–20052006–2020SNDi of entire street network
GrudziadzKujawsko-Pomorskie (Region)Poland (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Grudziądz plotted against Kujawsko-Pomorskie and Poland. The SNDi of new construction in Grudziądz followed a zig-zag trend with an overall increase, compared to Kujawsko-Pomorskie which rose steadily and Poland which rose steadily. Most recently, Grudziądz's incremental SNDi fell from 1.81 to 1.8 between 1991-2005 and 2006-2020. In terms of the aggregate network, Grudziądz ranked 2nd out of 5 cities in Kujawsko-Pomorskie and 5th out of 63 in Poland as of 2020.

New Street Additions (2006–2020)

SNDi value
1.8
Rank in Poland
2nd of 63
Rank in Kujawsko-Pomorskie
1st of 5

Entire Network (Aggregate)

SNDi value
1.71
Rank in Poland
5th of 63
Rank in Kujawsko-Pomorskie
2nd of 5

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

What about similarly populated cities?

1.82.433.6<19751976–19901991–20052006–2020SNDi of street additions
1.82.433.6<19751976–19901991–20052006–2020SNDi of entire street network
GrudziadzJataniSabya

In new street additions, Grudziądz fluctuated in its street-construction patterns, while Jatani built increasingly disconnected streets from 1975 through 1991-2005, then improved and Sabya built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Grudziądz and Sabya both became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards, while Jatani became progressively more disconnected.