The level of street-network sprawl in new development in Izmir followed a zig-zag trend with an overall increase. To get a sense of how street development has changed in Izmir, we can consider three of its most populous cities: Izmir, Ödemiş and Menemen. Out of the three cities, Izmir and Ödemiş do not follow the same trend as the region. The level of street-network sprawl in new development in Izmir rose steadily. The level of street-network sprawl in new development in Ödemiş rose steadily.

How do development practices in Izmir fare in comparison to others in Turkey? Most recently in 2006-2020, street construction in Izmir was the 46th-most disconnected out of the 74 regions in Turkey. Its position in the ranks since 1975 has fallen; relative to other regions in Turkey, street construction in Izmir has become more connected. Izmir ranked 26th in 1975, 42nd in 1976-1990, 46th in 1991-2005 and 46th in 2006-2020.

As of 2020, the city with the most disconnected street network in Izmir is Izmir with an SNDi of 2.05, which is well-connected. Conversely, the most connected city is Tire with an SNDi of 1.14, which is very well-connected. See trends for these cities: Tire, Izmir

The level of street-network sprawl in the aggregate network in Izmir rose steadily. To get a sense of how the aggregate street network has changed in Izmir, we can consider three of its most populous cities: Izmir, Ödemiş and Menemen. Disconnectivity in the most populous cities in Izmir follow the same region trend.

To date, Izmir is the 35th-most disconnected out of the 74 regions in Turkey. Its position in the ranks since 1975 has fallen; relative to other regions in Turkey, the street network in Izmir has become more connected. Izmir ranked 26th in 1975, 28th in 1976-1990, 34th in 1991-2005 and 35th in 2006-2020.