The total population of Cuba is 11,489,082 people. People in Cuba speak the Spanish language. The linguistic diversity of Cuba is almost homogeneous according to a fractionalization scale which for Cuba is 0. The median age is approximately 39.9 years. Life expectancy in Cuba is 79. The female fertility rate in Cuba is 1.7. Around 22% of the population of Cuba are obese. The ethnic diversity is rather diverse according to a fractionalization scale which for Cuba is 0.5908. To find out specifics of language, religion, age, gender distribution, and advancement of people in Cuba see the sections below, as well as visit the section concerning the education in the country.

Population
In Cuba, the population density is 102 people per square kilometer (265 per square mile). Because of this statistic, this country is considered to be densely populated. The total population of Cuba is 11,489,082 people. Cuba has approximately 13,336 foreign immigrants. Immigrants in Cuba represent 0.1 percent of the total number of immigrants in the world. Immigrants in Cuba represent 0.1 percent of the total number of immigrants in the world. The ethnic diversity of Cuba is rather diverse according to a fractionalization scale based on ethnicity. Ethnic fractionalization (EF) deals with the number, sizes, socioeconomic distribution, and geographical location of distinct cultural groups, usually in a state or some otherwise delineated territory. Specific cultural features might refer to language, skin color, religion, ethnicity, customs and traditions, history, or other distinctive criteria, alone or in combination. Frequently, these features are used for social exclusion and the monopolization of power. The index of ethnic fractionalization in Cuba is 0.5908. This means that there is a relatively high number of unique ethnic groups in Cuba. EF is usually measured as 1 minus the Herfindahl concentration index of ethnolinguistic group shares, which reproduces the probability that two randomly drawn individuals from the population belong to different groups. The theoretical maximum of EF of 1 means that each person belongs to a different group. Read below for statistics of Cuba on median age and gender distribution at various ages.

Age
The median age is approximately 39.9 years. The median age for men is 39.1, while the median age for women is 40.8.

Gender
The sex ratio, or the number of males for each female (estimated at birth), is 1.06. It can be further divided into the following categories: sex ratio under 15 - 1.06; sex ratio from 15 to 64 - 1; sex ratio over 64 - 0.83; total sex ratio - 0.99. Total sex ratio is different from sex ratio estimated at birth. This is due to the fact that some newborns are considered in the sex ratio estimated at birth but pass away within the first weeks of their life and are not included in the total sex ratio.

Religion
The majority religion of Cuba is Christianity, the followers of which comprise 59.2% of all religious believers in the country. Christianity is an Abrahamic monotheistic religion based on the life and teachings of Jesus Christ as presented in the New Testament. Christianity is the world's largest religion, with over 2.4 billion adherents, known as Christians. Christians believe that Jesus is the Son of God and the savior of humanity whose coming as Christ or the Messiah was prophesied in the Old Testament. Besides Christianity, there are several other religions present within the country. Other religions in Cuba are Islam, Buddhism. The religious diversity of Cuba is rather diverse according to a fractionalization scale based on the number of religions in Cuba. The index of religious fractionalization in Cuba is 0.5059. This score means that there are several major religions distributed evenly within Cuba.

General development
Cuba is considered to be a developing nation. The developmental stage of a nation is determined by a number of factors including, but not limited to, economic prosperity, life expectancy, income equality, and quality of life. As a developing nation, Cuba may not be able to offer consistent social services to its citizens. These social services may include things like public education, reliable healthcare, and law enforcement. Citizens of developing nations may have lower life expectancies than citizens of developed nations. In Cuba, 25.64 in every 100 people use internet. Cuba has a Human Development Index (HDI) of 0.815. Cuba has a high HDI score. This indicates that the majority of citizens will be able to attain a desirable life while providing substantial aid and assistance to citizens with lower living standards. The migration rate in Cuba is -3.66%. In Cuba, 5% of the population lives below the poverty line. The percentage of citizens living below the poverty line in Cuba is low, indicating that it has a stable economy. Investors should consider Cuba to be a safe location for investments and other financial ventures.