Donostia / San Sebastián: city in País Vasco, Spain
What exactly constitutes the spatial extent of the city? For these aggregations, we used the Global Human Settlement Layer Urban Center Database (GHS-UCDB) to define the boundaries of the city. These cities -- or urban centers -- cover areas that are densely populated and built-up, and so may extend beyond the spatial borders of these cities that we may be familiar with. The GHS area is shaded in blue.
View Donostia / San Sebastián, Spain on the sprawlmap
Most recent snapshot: Taking into account the entire (i.e. aggregate) street network in Donostia / San Sebastián as of 2014, the overall level of street-network sprawl is 2.78, which is in the 40th to 60th percentile of disconnectedness.
Trends in street network construction: The SNDis of street construction for the respective time periods are 2.6, 4.23, 4.73 and 5.22. In each period, new street development in Donostia / San Sebastián steadily grows more disconnected than in the last. This increase has slowed: between 1975 and 1976-1990, SNDi rose by 1.62 points, but between 1991-2000 and 2001-2014, it rose by just 0.49.
Quantity of street network construction: The street network in Donostia / San Sebastián spans a total of 553 kilometers. It is dominated by roads constructed prior to 1975. These roads have an SNDi of 2.6, which is in the 40th to 60th percentile of disconnectedness.
Effect on the aggregate network: New construction in each period adds to the total stock of streets, but does not change streets that have already been built. Therefore, it has a limited effect on the street network as a whole. The SNDis of the aggregate street network in the respective time periods are 2.6, 2.71, 2.72 and 2.78. Overall, the SNDi of the aggregate street network has risen: the street network in Donostia / San Sebastián has become more disconnected. This increase has slowed: between 1975 and 1976-1990, SNDi rose by 0.11 points, but between 1991-2000 and 2001-2014, it rose by just 0.06.
Donostia / San Sebastián and País Vasco follow the same trend in the disconnectivity of their street network constructions. The SNDi for both of these rose steadily.
How do development practices in Donostia / San Sebastián fare in comparison to others in País Vasco? Most recently in 2001-2014, street construction in Donostia / San Sebastián was the 1st-most disconnected out of the 4 cities in País Vasco. Its position in the ranks since 1975 has not changed. Donostia / San Sebastián ranked 1st in 1975, 1st in 1976-1990, 1st in 1991-2000 and 1st in 2001-2014.
Donostia / San Sebastián and Spain do not follow the same trend in the disconnectivity of their street network constructions. The SNDi in Donostia / San Sebastián rose steadily, while the SNDi of street constructions in Spain peaked in 1991-2000.
How do development practices in Donostia / San Sebastián fare in comparison to others in Spain? Most recently in 2001-2014, street construction in Donostia / San Sebastián was the 3rd-most disconnected out of the 72 cities in Spain. Its position in the ranks since 1975 has risen; relative to other cities in Spain, street construction in Donostia / San Sebastián has become more disconnected. Donostia / San Sebastián ranked 5th in 1975, 8th in 1976-1990, 7th in 1991-2000 and 3rd in 2001-2014.
Donostia / San Sebastián and País Vasco follow the same trend in the disconnectivity of their aggregate street networks. The SNDi for both of these rose steadily.
To date, Donostia / San Sebastián is the 1st-most disconnected out of the 4 cities in País Vasco. Its position in the ranks since 1975 has not changed. Donostia / San Sebastián ranked 1st in 1975, 1st in 1976-1990, 1st in 1991-2000 and 1st in 2001-2014.
Donostia / San Sebastián and Spain follow the same trend in the disconnectivity of their aggregate street networks. The SNDi for both of these rose steadily.
To date, Donostia / San Sebastián is the 6th-most disconnected out of the 72 cities in Spain. Its position in the ranks since 1975 has fallen; relative to other cities in Spain, the street network in Donostia / San Sebastián has become more connected. Donostia / San Sebastián ranked 5th in 1975, 6th in 1976-1990, 6th in 1991-2000 and 6th in 2001-2014.
As of 2015, Donostia / San Sebastián had a built-up area of 18.08 square kilometers, and a population of 214645 people.
These are some other cities with approximately the same population: