Imo State has an estimated population of about 4.8 million and the population density varies from 230-1,400 people per square kilometer.
The state is culturally homogeneous as it is a predominantly Igbo speaking state with minor differences in dialects. Imo State has a very rich cultural heritage and this is manifested in dressing, music, dance, festivals, arts and crafts, and the traditional hospitality of the people.
Imo State indigenes are predominantly Christians of different denominations, but mostly Catholicism. Some people in the state still practice traditional religions.
Other important cities and towns include Owerri, Mbaise, Orlu, Oguta, Okigwe, Uzoagba, Emekuku, Mgbidi Nkwerre, Agu, Orie, Obowu, Ideato etc.