Tallahassee in context: Street-network sprawl trends

Tallahassee in context

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
TallahasseeFlorida (Region)United States (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Tallahassee plotted against Florida and United States. While Florida and United States both peaked in 1991-2005, Tallahassee's new street additions peaked in 1991-2005. Most recently, Tallahassee's incremental SNDi fell from 2.64 to 2.62 between 1991-2005 and 2006-2020. In terms of the aggregate network, Tallahassee ranked 2nd out of 27 cities in Florida and 72nd out of 333 in United States as of 2020.

New Street Additions (2006–2020)

SNDi value
2.62
Rank in United States
22nd of 333
Rank in Florida
1st of 27

Entire Network (Aggregate)

SNDi value
2.34
Rank in United States
72nd of 333
Rank in Florida
2nd of 27

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

What about similarly populated cities?

1.82.73.64.5<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.64.5<19751976–19901991–20052006–2020SNDi of entire street network
TallahasseeManzil BourguibaNarayanpet

While Manzil Bourguiba and Narayanpet both built increasingly disconnected streets from 1975 through 1976-1990, then improved, Tallahassee built increasingly disconnected streets from 1975 through 1991-2005, then improved in new street additions. For the full network, Tallahassee and Manzil Bourguiba both became progressively more disconnected, while Narayanpet grew more disconnected from 1975 through 1976-1990, then improved.