The total population of Czech Republic is 10,625,250 people. People in Czech Republic speak the Czech language. The linguistic diversity of Czech Republic is diverse according to a fractionalization scale which for Czech Republic is 0.3233. The median age is approximately 40.9 years. Life expectancy in Czech Republic is 78. The female fertility rate in Czech Republic is 1.5. Around 33% of the population of Czech Republic are obese. The ethnic diversity is diverse according to a fractionalization scale which for Czech Republic is 0.3222. To find out specifics of language, religion, age, gender distribution, and advancement of people in Czech Republic see the sections below, as well as visit the section concerning the education in the country.

Population
In Czech Republic, the population density is 133 people per square kilometer (346 per square mile). Because of this statistic, this country is considered to be densely populated. The total population of Czech Republic is 10,625,250 people. Czech Republic has approximately 405,093 foreign immigrants. Immigrants in Czech Republic represent 0.2 percent of the total number of immigrants in the world. Immigrants in Czech Republic represent 4 percent of the total number of immigrants in the world. The ethnic diversity of Czech Republic is 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 Czech Republic is 0.3222. This means that a certain diversity is present in Czech Republic, although all people can still be divided into a relatively small number of major ethnic groups. 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 Czech Republic on median age and gender distribution at various ages.

Age
The median age is approximately 40.9 years. The median age for men is 39.6, while the median age for women is 42.3.

Gender
The sex ratio, or the number of males for each female (estimated at birth), is 1.059. It can be further divided into the following categories: sex ratio under 15 - 1.06; sex ratio from 15 to 64 - 1.01; sex ratio over 64 - 0.66; total sex ratio - 0.95. 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 Czech Republic is Christianity, the followers of which comprise 23.3% 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 Czech Republic are Islam, Hinduism, Buddhism. The religious diversity of Czech Republic is rather diverse according to a fractionalization scale based on the number of religions in Czech Republic. The index of religious fractionalization in Czech Republic is 0.6591. This score means that there are several major religions distributed evenly within Czech Republic.

General development
Czech Republic is considered to be a developed 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 developed nation, Czech Republic is able to provide its citizens with social services like public education, healthcare, and law enforcement. Citizens of developed nations enjoy a high standard of living and longer life expectancies than citizens of developing nations. In Czech Republic, 75 in every 100 people use internet. Czech Republic has a Human Development Index (HDI) of 0.861. Czech Republic has a very high HDI score. This indicates that nearly all citizens are able to attain a desirable life because of social and economic support; citizens with a low standard of living receive aid and support and have the opportunity to advance in society. The migration rate in Czech Republic is 2.33%. In Czech Republic, 11% of the population lives below the poverty line. The percentage of citizens living below the poverty line in Czech Republic is low, indicating that it has a stable economy. Investors should consider Czech Republic to be a safe location for investments and other financial ventures.