Abaji is a local government area in the Federal Capital Territory in Nigeria. The city is the land of the Egbira, Ganagana and Hausa people, the majority are Egbira and Ganagana, the first settlement in Abuja are Egbira and Tiv people before the coming of Usman Danfodio religious war to Northcentral, Abuja South, after the kinship throne won by Egbira people that win the war between them and Tiv people, they become ruling kinship and Allow the Hausa as Imam of the city the name used to be Igabazi (meaning: A territory carved by Abazhi), and is one of the area council in Abuja. Abaji kingdom headed by the Ona of Abaji (chairman FCT Council of chiefs) is the oldest traditional institution in Federal Capital Territory, Nigeria. The land was under the old Koton Karfe kingdom but agreed to join the federal capital territory for developmental purpose.

It has an area of 992 km2 and a population of 98,000 as at 2016. It has a propose Abuja University of Technology (AUTA) which is to be commission soon. Nestle bottling company is also situated in the Area council, there is a reasonable supply of electricity and the town is surrounded by the all-season rivers (Azako,Ashara and Ukya). The people are civilized and when it comes to education they are not left behind. The area council consist of ten wards which are:

Nuku/Sabon Gari/Manderegi Abaji Central Abaji North East Abaji South East Gurdi Rimba/Ebagi Agyana/Pandagi Gawu Yaba Alu/Mamagi

Abaji share a boundary with three states in Nigeria which are Nassarawa, Niger and Kogi states.

The postal code of the area is 905101.