The level of street-network sprawl in new development in Zinguldak followed a zig-zag trend with an overall increase. To get a sense of how street development has changed in Zinguldak, we can consider three of its most populous cities: Zonguldak, Karadeniz Ereğli and Çaycuma. Disconnectivity in the most populous cities in Zinguldak follow the same region trend.

As of 2020, the city with the most disconnected street network in Zinguldak is Zonguldak with an SNDi of 5.53, which is very sprawly. Conversely, the most connected city is Çaycuma with an SNDi of 2.64, which is relatively well-connected. See trends for these cities: Çaycuma, Zonguldak

The level of street-network sprawl in the aggregate network in Zinguldak rose steadily. To get a sense of how the aggregate street network has changed in Zinguldak, we can consider three of its most populous cities: Zonguldak, Karadeniz Ereğli and Çaycuma. Out of the three cities, Çaycuma does not follow the same trend as the region. The level of street-network sprawl in the aggregate network in Çaycuma followed a zig-zag trend with an overall increase.