Winnipeg in context: Street-network sprawl trends

Winnipeg in context

2.533.5<19751976–19901991–20052006–2020SNDi of street additions
2.533.5<19751976–19901991–20052006–2020SNDi of entire street network
WinnipegManitoba (Region)Canada (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Winnipeg plotted against Manitoba and Canada. The SNDi of new construction in Winnipeg rose steadily, compared to Manitoba which rose steadily and Canada which peaked in 1976-1990. Most recently, Winnipeg's incremental SNDi rose from 3.24 to 3.57 between 1991-2005 and 2006-2020. In terms of the aggregate network, Winnipeg ranked 1st out of 1 cities in Manitoba and 12th out of 54 in Canada as of 2020.

New Street Additions (2006–2020)

SNDi value
3.57
Rank in Canada
35th of 54
Rank in Manitoba
1st of 1

Entire Network (Aggregate)

SNDi value
2.48
Rank in Canada
12th of 54
Rank in Manitoba
1st of 1

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

What about similarly populated cities?

2.433.64.2<19751976–19901991–20052006–2020SNDi of street additions
2.433.64.2<19751976–19901991–20052006–2020SNDi of entire street network
WinnipegDongheDortmund

In new street additions, Winnipeg and Dortmund both built increasingly disconnected streets over time, while Donghe built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Winnipeg and Dortmund both became progressively more disconnected, while Donghe grew more disconnected from 1975 through 1991-2005, then improved. Winnipeg and Dortmund have been growing further apart in their street-network character since 1975.