Gabon has a population that is estimated at 1,545,255. Historical and environmental factors caused Gabon's population to decline between 1900 and 1940.Gabon has one of the lowest population densities of any country in Africa, and the fourth highest Human Development Index in Sub-Saharan Africa.
As a predominantly Christian nation, religious celebrations are widely observed throughout Gabon, along with other traditions involving faith like Ramadan.
Gabon is divided into nine provinces, which they are further subdivided into 50 departments. The president appoints the provincial governors, the prefects, and the subprefects.