Comparisons
Kocaeli vs. the other two most closely populated regions in Turkey: Manisa and Samsun
Kocaeli in context: Street-network sprawl of new development
The level of street-network sprawl in new development in Kocaeli rose steadily. To get a sense of how street development has changed in Kocaeli, we can consider three of its most populous cities: Kocaeli, Gölcük and Karapınar. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in new development in Kocaeli followed a zig-zag trend with an overall increase. The level of street-network sprawl in new development in Gölcük peaked in 1976-1990. The level of street-network sprawl in new development in Karapınar peaked in 1976-1990.
How do development practices in Kocaeli fare in comparison to others in Turkey? Most recently in 2006-2020, street construction in Kocaeli was the 44th-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 Kocaeli has become more connected. Kocaeli ranked 21st in 1975, 30th in 1976-1990, 45th in 1991-2005 and 44th in 2006-2020.
Kocaeli in context: Aggregate street-network sprawl
As of 2020, the city with the most disconnected street network in Kocaeli is Karapınar with an SNDi of 2.89, which is moderately connected. Conversely, the most connected city is Kocaeli with an SNDi of 2.14, which is well-connected. See trends for these cities: Kocaeli, Karapınar
The level of street-network sprawl in the aggregate network in Kocaeli rose steadily. To get a sense of how the aggregate street network has changed in Kocaeli, we can consider three of its most populous cities: Kocaeli, Gölcük and Karapınar. Out of the three cities, Gölcük and Karapınar do not follow the same trend as the region. The level of street-network sprawl in the aggregate network in Gölcük peaked in 1991-2005. The level of street-network sprawl in the aggregate network in Karapınar peaked in 1976-1990.
To date, Kocaeli is the 34th-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 Kocaeli has become more connected. Kocaeli ranked 21st in 1975, 23rd in 1976-1990, 31st in 1991-2005 and 34th in 2006-2020.