The residence is to be used as isolation centre for the coronavirus pandemic.
This was announced by Kehinde Akinyemi, Obasanjo’s media aide, in a statement on Friday.
The facilty has 32 rooms, with a standby generator.
Obasanjo’s aide noted that he is really concerned about the pandemic, adding that “those who can in one way or another assist in this situation should do so”.
According to the Nigeria Centre for Disease Control (NCDC), Nigeria has recorded 70 cases of the disease.
The FCT now has 14 cases but Lagos has the highest number with 44 cases.
Oyo and Ogun states have three cases each.
Ekiti, Edo, Osun and Rivers all have one each, while Bauchi has two.
Nigeria recorded its first fatality from the disease on Monday — Suleiman Achimugu, former managing director of the Petroleum Products Marketing Company (PPMC), who returned from the UK before his passing.
Three patients have recovered and have been discharged from hospital.