Lecco in context: Street-network sprawl trends

Lecco in context

33.544.5<19751976–19901991–20052006–2020SNDi of street additions
33.544.5<19751976–19901991–20052006–2020SNDi of entire street network
LeccoLombardia (Region)Italy (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Lecco plotted against Lombardia and Italy. The SNDi of new construction in Lecco followed a zig-zag trend with an overall increase, compared to Lombardia which peaked in 1976-1990 and Italy which peaked in 1991-2005. Most recently, Lecco's incremental SNDi rose from 4.23 to 4.4 between 1991-2005 and 2006-2020. In terms of the aggregate network, Lecco ranked 7th out of 11 cities in Lombardia and 64th out of 88 in Italy as of 2020.

New Street Additions (2006–2020)

SNDi value
4.4
Rank in Italy
61st of 88
Rank in Lombardia
8th of 11

Entire Network (Aggregate)

SNDi value
3.21
Rank in Italy
64th of 88
Rank in Lombardia
7th of 11

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
Leccoposiolok NagornyiAtibaia

In new street additions, Lecco and Atibaia both fluctuated in its street-construction patterns, while посёлок Нагорный built increasingly disconnected streets over time. For the full street network, though, all three cities follow the same trend. Notably, Lecco had a more sprawly network than посёлок Нагорный in 1975 but the two have since reversed their relative ranking.