Hadejia: city in Jigawa, 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 Hadejia, Nigeria on the sprawlmap
Most recent snapshot: Taking into account the entire (i.e. aggregate) street network in Hadejia as of 2014, the overall level of street-network sprawl is 0.44, which is relatively well-connected.
Trends in street network construction: The SNDis of street construction for the respective time periods are 0.19, 0.49, 0.26 and 0.47. Disconnectivity in street construction in Hadejia follows a zig-zag trend. In 1975, street construction was most disconnected, while construction was most connected in 1976-1990.
Quantity of street network construction: The street network in Hadejia spans a total of 217 kilometers. It is dominated by roads constructed in 2001-2014. These roads have an SNDi of 0.47, 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 0.19, 0.45, 0.39 and 0.44. Disconnectivity in Hadejia's street network follows a zig-zag trend. In 1975, the city was most disconnected; while it was most connected in 1976-1990.
Hadejia and Jigawa do not follow the same trend in the disconnectivity of their street network constructions. The SNDi in Hadejia followed a zig-zag trend with an overall increase, while the SNDi of street constructions in Jigawa peaked in 1991-2000.
How do development practices in Hadejia fare in comparison to others in Jigawa? Most recently in 2001-2014, street construction in Hadejia was the 6th-most disconnected out of the 9 cities in Jigawa. Its position in the ranks since 1975 has fallen; relative to other cities in Jigawa, street construction in Hadejia has become more connected. Hadejia ranked 3rd in 1975, 3rd in 1976-1990, 6th in 1991-2000 and 6th in 2001-2014.
Hadejia and Nigeria do not follow the same trend in the disconnectivity of their street network constructions. The SNDi in Hadejia followed a zig-zag trend with an overall increase, while the SNDi of street constructions in Nigeria peaked in 1991-2000.
How do development practices in Hadejia fare in comparison to others in Nigeria? Most recently in 2001-2014, street construction in Hadejia was the 327th-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 Hadejia has become more connected. Hadejia ranked 194th in 1975, 257th in 1976-1990, 229th in 1991-2000 and 327th in 2001-2014.
Hadejia and Jigawa do not follow the same trend in the disconnectivity of their aggregate street networks. The SNDi in Hadejia followed a zig-zag trend with an overall increase, while the SNDi of street constructions in Jigawa peaked in 1991-2000.
To date, Hadejia is the 6th-most disconnected out of the 9 cities in Jigawa. Its position in the ranks since 1975 has fallen; relative to other cities in Jigawa, the street network in Hadejia has become more connected. Hadejia ranked 3rd in 1975, 3rd in 1976-1990, 3rd in 1991-2000 and 6th in 2001-2014.
Hadejia and Nigeria do not follow the same trend in the disconnectivity of their aggregate street networks. The SNDi in Hadejia followed a zig-zag trend with an overall increase, while the SNDi of street constructions in Nigeria rose steadily.
To date, Hadejia is the 322nd-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 Hadejia has become more connected. Hadejia ranked 194th in 1975, 263rd in 1976-1990, 281st in 1991-2000 and 322nd in 2001-2014.
As of 2015, Hadejia had a built-up area of 7.6 square kilometers, and a population of 185858 people.
These are some other cities with approximately the same population: