The earth is constantly evolving and changing every day. As the population continues to grow, cities are becoming more and more crowded and resources are becoming increasingly scarce. Looking back at ancient times, researchers estimated that the world population in 1000 AD was 275,000,000 to 300,000,000. Today, it is believed to be around 7,787,190,943. Five years ago, it was estimated to be about 7.2 billion.
Among all countries in the world, China has the largest population, exceeding 1.4 billion. India ranked second with 1.355 billions, and the United States ranked third with 328 million. It makes sense that some of the largest cities in the world are in Asia because of the large populations of these and other countries.
More than half of the world’s population – 55 percent – lives in cities. By 2050, that figure is predicted to jump to 68 percent, according to the United Nation’s Department of Economic and Social Affairs.
1. Tokyo, Japan : 37,400,068
Japan is divided into prefectures or provinces. Located on the Pacific coast of Honshu, Tokyo is a “consolidated city and county”, further divided into regions and provinces. In this metropolitan area, it is thought that there are 23 wards and the total population in 2016 was approximately 11,274,641. These figures include both the boundaries of historical cities and the sprawl beyond. It goes beyond this range and makes accurate population counting somewhat complicated. It has always been the largest city in Japan and one of the most famous cities in the world and Fall at the largest cites in the world.
2. Delhi, India : 30,291,000
Delhi (also known as the National Capital Territory of India) is located in central India. It is a fast-growing city and the largest city in India. How fast is the expansion? In 1950, the population was approximately 1,369,469, in 2016, its population was estimated to be 18.6 million. These figures usually include urban populations, as well as neighboring suburbs.
3. Shanghai, China : 27,058,479
The figures for Shanghai also include suburbs. It is the most populous city of China and some people think it is the largest city on earth. Fifty years ago, it had approximately 4,288,091 inhabitants after 2015, its population increased by 3,576,298 in 2015. The average population density is 2,059 people per square kilometer; this number has soared to 3854 in urban areas. Shanghai is also known as the Pearl of the Orient and fall at the largest cities in the World.
4. San Paolo, Brazil : 22,043,429
As the largest city in Brazil, São Paulo is also one of the ten largest metropolitan areas in the world. Also known as Cidade da Garoa or Sampa, the number shown includes people living in its suburbs. As early as 1950, it had approximately 2.334 million inhabitants, so in 50 years, its number has increased nearly tenfold.
5. Mexico City : Mexico : 21,782,499
Following Sao Paulo, Mexico City followed close behind, reaching nearly 22 million. It is the capital of Mexico and the seat of the Mexican Union. Mexico city has a huge financial center and is known as the largest Spanish city on the planet. In 1950, its population was less than 3.5 million.
6. Dhaka, Bangladesh : 21,005,900
Dhaka, densely populated city is located in South Asia. It is the largest city in Bangladesh and one of the busiest. Dhaka is located by the Buriganga River and is reported to have grown by approximately 3.6 per year since 2015. Fifty years ago, its population was only 335,760. The total area is 300 square kilometers and the density is 23,234 people per square kilometer.
7. Cairo, Egypt : 20,900,604
Almost all people in Egypt live on the banks of the Nile and the Suez Canal, Cairo and Alexandria. Cairo is the largest city and capital of Egypt and the largest city in the Middle East and Africa, located near the Nile Delta. Since 2015, its number has increased by about 2.12% annually.
8. Beijing, China : 20,462,711
The capital of China, Beijing, also reached about 20 million. This number may increase because it is one of the fastest growing cities on the African continent. According to the census, from 2000 to 2010, the population increased from 13,569,194 to 19,612,368, or 44%! It is estimated that the average growth rate in Beijing (since the 1960s) is about 20% per decade.
9. Mumbai, India : 20,411,286
Located on the Ulhas River in Mumbai or on the western coast of India, it also borders the Arabian Sea. Although its growth rate is not as fast as other cities, it was once the most densely populated city. Its density is about 73,000 people per square mile. India’s most recent census was conducted in 2011, when the population was estimated to be 20,748,395 (including its outlying areas).
10. Osaka, Japan : 19,265,335
Osaka is located in the Kansai region of Japan and is considered the “cultural center” of Japan. This is also the name of the county where the city is located and is part of Keihanshin, Japan’s second largest metropolitan area. The population of Osaka City in 1960 was 7,005,284. Since 2015, its annual population change has been relatively stable, approximately -0.14%.
Other Largest Cities :
After Osaka, the next largest cities in the world include Karachi, Pakistan (16,093,786); Chongqing, China (15,872,179); Istanbul, Turkey (15,190,336); and Buenos Aires, Argentina (15,153,729). Close behind are Lagos in the Democratic Republic of Congo, Nigeria and Kinshasa, both with approximately 14.3 million.