As of 9th September 2019, according to estimated population reports, the top 12 Countries with the highest population are:
With the population of more than 1,434,855,250, China is still on the top in terms of highest population in the world. China is known to have been the most populated nation for many centuries now. The Chinese population reached the billion mark in 1982 itself. The population in China is projected to decrease by around 2.2 per cent between 2019 and 2050, according to sources.
India has the second highest population in the world. Its estimated population is 1,369,039,314. The population in India reached the billion mark in 1998. It is projected that India will be the world’s most populous country by 2024, surpassing the population of China.
3. United States
With an estimated population of 329,439,838, U.S.A. is the third most populous country in the world. Its population is known have reached the 300 million mark on October 17, 2006. According to the United Nations estimation, U.S population will be 402 million in 2050.
The world’s largest island country, Indonesia, is the fourth most populous country in the world with a population of more than 271 million people.
With an estimated population of 217,201,000, Pakistan is fifth most populous country in the world.
The Brazilian population, said to be one of the most mixed in the world, has more than 211,350,866 people. This makes Brazil the sixth most populous country. Its population growth rate is 0.75%.
With an estimated population of 201,951,408, Nigeria has the seventh largest population in the world. Nigeria is also one of the most densely populated countries in Africa and also the country
with the largest population in Africa. The recent World Population Prospects project Nigeria to be the third most populated country
in the world by 2050, reaching 411 million.
With more than 163 million people, Bangladesh is the eighth most populated country in the world. Its population makes up 2.2 % of the world’s population. Once known as East Pakistan, Bangladesh has the one of the highest population density in the world.
The ninth most populous country, Russia, is one of the most sparsely populated countries in the world. Russia has a population of 145,895,520. Just before the breakup of the Soviet Union, the population of Russia peaked at 148,689,000 but the low birth rates and abnormally high death rates caused Russia’s population to decline at 0.5% annual rate. In 2009, Russia recorded population growth for the first time in 15 years with total average midyear population of that year been noted as 142,785,344. According to the UN Department of Economic and Social Affairs population division, Russia’s population will decline to 132.7 million by 2050.
Mexico ranks as the 10 th most populated country in the world with a population of more than 127 million. According to the 2012 revision of the World Population Prospects, the total population was 117,886,000 in 2010. The average population of Mexico is estimated to exceed 145 million people by 2050.
With a population of 126,793,964 as of 9 September 2019 according to sources, Japan is the 11 the most populous country in the world. While in 2018, Japan was the world’s thenth-most populous country. Japan has experienced net population loss due to falling birth rates and minimal immigration since 2010. Japan’s population is projected to keep declining by about one million people every year in the coming decades, which would leave it with a population of around 70 million by 2060 and 42 million by early 22nd century if the current projections do not change.
With an estimated population of 112,632,818, Ethiopia ranks the 12 the most populous country in the world. The Ethiopian population is projected to reach 133.5 million in 2032 and more than 171 million in 2050, according to sources.