Ungwan Sarki: city in Kaduna, Nigeria
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 Ungwan Sarki, Nigeria on the sprawlmap
Most recent snapshot: Taking into account the entire (i.e. aggregate) street network in Ungwan Sarki as of 2014, the overall level of street-network sprawl is 0.65, which is relatively well-connected.
Trends in street network construction: The SNDis of street construction for the respective time periods are 4.46, -0.91, -0.33 and 0.66. The disconnectivity of new streets constructed in Ungwan Sarki fell, then rose. In 1976-1990, new street layouts were the most connected.
Quantity of street network construction: The street network in Ungwan Sarki spans a total of 32 kilometers. It is dominated by roads constructed in 2001-2014. These roads have an SNDi of 0.66, which is relatively well-connected.
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 4.46, 0.79, 0.55 and 0.65. The SNDi of the aggregate street network in fell at first, but Ungwan Sarki has worsened in disconnectivity since 2000.
Ungwan Sarki and Kaduna do not follow the same trend in the disconnectivity of their street network constructions. The SNDi in Ungwan Sarki was at its lowest in 1976-1990, while the SNDi of street constructions in Kaduna peaked in 1991-2000.
How do development practices in Ungwan Sarki fare in comparison to others in Kaduna? Most recently in 2001-2014, street construction in Ungwan Sarki was the 9th-most disconnected out of the 14 cities in Kaduna. Its position in the ranks since 1975 has fallen; relative to other cities in Kaduna, street construction in Ungwan Sarki has become more connected. Ungwan Sarki ranked 1st in 1975, 12th in 1976-1990, 8th in 1991-2000 and 9th in 2001-2014.
Ungwan Sarki and Nigeria do not follow the same trend in the disconnectivity of their street network constructions. The SNDi in Ungwan Sarki was at its lowest in 1976-1990, while the SNDi of street constructions in Nigeria peaked in 1991-2000.
How do development practices in Ungwan Sarki fare in comparison to others in Nigeria? Most recently in 2001-2014, street construction in Ungwan Sarki was the 310th-most disconnected out of the 411 cities in Nigeria. Its position in the ranks since 1975 has fallen; relative to other cities in Nigeria, street construction in Ungwan Sarki has become more connected. Ungwan Sarki ranked 8th in 1975, 353rd in 1976-1990, 255th in 1991-2000 and 310th in 2001-2014.
Ungwan Sarki and Kaduna do not follow the same trend in the disconnectivity of their aggregate street networks. The SNDi in Ungwan Sarki was at its lowest in 1991-2000, while the SNDi of street constructions in Kaduna rose steadily.
To date, Ungwan Sarki is the 8th-most disconnected out of the 14 cities in Kaduna. Its position in the ranks since 1975 has fallen; relative to other cities in Kaduna, the street network in Ungwan Sarki has become more connected. Ungwan Sarki ranked 1st in 1975, 6th in 1976-1990, 7th in 1991-2000 and 8th in 2001-2014.
Ungwan Sarki and Nigeria do not follow the same trend in the disconnectivity of their aggregate street networks. The SNDi in Ungwan Sarki was at its lowest in 1991-2000, while the SNDi of street constructions in Nigeria rose steadily.
To date, Ungwan Sarki is the 306th-most disconnected out of the 411 cities in Nigeria. Its position in the ranks since 1975 has fallen; relative to other cities in Nigeria, the street network in Ungwan Sarki has become more connected. Ungwan Sarki ranked 8th in 1975, 241st in 1976-1990, 270th in 1991-2000 and 306th in 2001-2014.
As of 2015, Ungwan Sarki had a built-up area of 1.76 square kilometers, and a population of 63951 people.
These are some other cities with approximately the same population: