Keffi: city in Nassarawa, 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 Keffi, Nigeria on the sprawlmap
Most recent snapshot: Taking into account the entire (i.e. aggregate) street network in Keffi as of 2014, the overall level of street-network sprawl is 3.38, which is highly disconnected.
Trends in street network construction: The SNDis of street construction for the respective time periods are 3.02, 2.54, nan and 3.71. Data was not available in 1991-2000.
Quantity of street network construction: The street network in Keffi spans a total of 225 kilometers. It is dominated by roads constructed in 2001-2014. These roads have an SNDi of 3.71, which is highly disconnected.
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 3.02, 2.9, 2.91 and 3.38. The SNDi of the aggregate street network in fell at first, but Keffi has worsened in disconnectivity since 1990.
Keffi and Nassarawa do not follow the same trend in the disconnectivity of their street network constructions. There was not enough data from the city, while the SNDi of street constructions in Nassarawa rose steadily.
How do development practices in Keffi fare in comparison to others in Nassarawa? Most recently in 2001-2014, street construction in Keffi was the 2nd-most disconnected out of the 6 cities in Nassarawa. Its position in the ranks since 1975 has fallen; relative to other cities in Nassarawa, street construction in Keffi has become more connected. Keffi ranked 1st in 1975, 4th in 1976-1990 and 2nd in 2001-2014. There was no ranking in 1991-2000 due to unavailable data.
Keffi and Nigeria do not follow the same trend in the disconnectivity of their street network constructions. There was not enough data from the city, while the SNDi of street constructions in Nigeria peaked in 1991-2000.
How do development practices in Keffi fare in comparison to others in Nigeria? Most recently in 2001-2014, street construction in Keffi was the 139th-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 Keffi has become more connected. Keffi ranked 47th in 1975, 129th in 1976-1990 and 139th in 2001-2014. There was no ranking in 1991-2000 due to unavailable data.
Keffi and Nassarawa do not follow the same trend in the disconnectivity of their aggregate street networks. The SNDi in Keffi was at its lowest in 1976-1990, while the SNDi of street constructions in Nassarawa rose steadily.
To date, Keffi is the 2nd-most disconnected out of the 6 cities in Nassarawa. Its position in the ranks since 1975 has fallen; relative to other cities in Nassarawa, the street network in Keffi has become more connected. Keffi ranked 1st in 1975, 2nd in 1976-1990, 2nd in 1991-2000 and 2nd in 2001-2014.
Keffi and Nigeria do not follow the same trend in the disconnectivity of their aggregate street networks. The SNDi in Keffi was at its lowest in 1976-1990, while the SNDi of street constructions in Nigeria rose steadily.
To date, Keffi is the 102nd-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 Keffi has become more connected. Keffi ranked 47th in 1975, 86th in 1976-1990, 97th in 1991-2000 and 102nd in 2001-2014.
As of 2015, Keffi had a built-up area of 9.42 square kilometers, and a population of 137202 people.
These are some other cities with approximately the same population: