Lets see the Top 10 Countries with Largest Population in the world according to the World bank and UN Database.
China
General Demographics scene
China is the world’s 4th largest country, covering a total area of 9.6 million square kilometers. With over 1.41 billion population in 2020, China ranks 1st for countries with the largest population in the world. China is home to about 18.4% of the world’s population.
Census of Population
The year 1953 marked the beginning of census taking in China. Following that, China conducted a census in 1964, 1982, 1990, 2000, and 2010. Its seventh census was conducted in late 2020, and data released in May 2021. According to the census result, the population of Mainland China was 1,411,778,724 in November 2020. Thus, China’s population growth rate is 0.59%.
Distribution and Density of Population
China is the most populous country globally, and its population density was 153.3 people per square kilometer in 2020. Hong Kong, a metropolitan area in China, is one of the most densely populated areas in the world, with an overall density of 6,300 people per square kilometer.
Population of Ethnic groups
The People’s Republic of China officially has 56 ethnic groups. The major ethnic group of China is Han, which constitutes about 91.11%, and ethnic minorities constituted about 8.49% of the population in 2010.
Population by Age
According to the 2020 census, about 17.95% of the country’s population are between 0 to 14 years, 63.35% are between 15 to 59 years, 18.7% are 60 and above, and 13.5% are people 65 above.
Population by Sex
According to the 2020 census, Male population constitute about 51.24% of the country’s total population, and female population constitute 48.76%. The overall sex ratio of the population is 105.3, which means 105 male per 100 female.
Population by Province
China has 23 provinces, 5 autonomous regions, and 4 direct-controlled municipalities of Beijing, Tianjin, Shanghai, and Chongqing, and special administrative regions of Hong Kong and Macau. According to the 2020 China Census result, Guangdong province has countries largest population. On the other hand, Tibet Autonomous Region is the province with the least population.
India
General Demographics scene
India ranks second for the countries with the largest population in the world. It had a 1.38 billion population in 2020. India’s population is equivalent to 17.7% of the world’s total population. India is projected to outperform China to turn into the world’s most populous country by 2024.
Census of Population
The latest census of India is Census 2011, which is the 15th National Census survey. The national census survey in India includes all the 28 states and 7 Union Territories, including 640 districts, 497 cities, 5767 tehsils & over 6 lakh villages. According to the 2011 census result, the total population of India was 1,210,854,977.
Distribution and Density of Population
Uttar Pradesh is a highly populated state with a nearly 200 million population. Almost half of the country’s population lives in Uttar Pradesh, Bihar, Maharashtra, West Bengal, Madhya Pradesh, and Andhra Pradesh. As per the census 2011 , Bihar is the state with the largest population density of 1102 people per square kilometer. On the other hand, Arunachal Pradesh is having the least population density of 17 people per square kilometer.
Population by Age
According to the 2011 census, about 29.5% of India’s population are between 0 to 14 years, 62.5% are between 15 to 59 years, and 8% are people above 60. The life expectancy at birth of the total population is 70 years.
Population by Sex
According to 2011 census, the population of India is 1,210,854,977 with 623, 724, 248 male and 586,469, 174 female. The overall sex ratio of the population is 940 females for every 1,000 males in 2011. The median age was 28.7 as of 2020.
Population by States
According to the census result, Uttar Pradesh is the most populous state in India. This state has the largest population of 199,812,341, which is about 16.50% of India’s total population. Among this 199 million population, 155 million people reside in rural areas, and 44 million live in urban. Maharashtra, Bihar, West Bengal, Andhra Pradesh, Madhya Pradesh, Tamil Nadu are the states in India having about 70 million population. Sikkim is the most least populous state in India, having a population of 610,577 in 2011. Among the total population, 455,962 people live in rural areas, and 151,726 people live in urban areas.
United States of America
General Demographics scene
The United States of America is the third-largest populated countries in the world. Covering a total area of 3.8 million square miles, the United States of America is the 3rd largest country in the world. According to the recent United States Census, the U.S. had 331 million people on April 1, 2020.
Census of Population
The census in the United States was undertaken lastly in 2020. The census of 2020 was the 24th United States Census. This census recorded an overall resident population of 331,449,281—the average annual population growth rate of 0.6%.
Distribution and density of population
In 2020, the United States had a population density of 36.2 people per square kilometer. The state of New Jersey is the most densely populated, and its population density is 433 people per square kilometer.
Population of Ethnic Groups
The White Americans are the largest racial group in the country, constituting 76.3% of the total population. Pacific Islander is the minor race groups accounted for 0.2% of the country’s population. Non-Hispanic or Latino is the largest ethnic group in the United States; they accounted for 81.5% of the total population. The ethnic group of Hispanics or Latino constitute 18.5% of the population.
Population by Age
According to the 2020 census report, about 18.4% of the United States population are between 0 to 14 years, 58.7% are between 15 to 59 years, and 22.9% are people above 60. Therefore, 38.2 years is the median age of the total population, and the life expectancy at birth of the total population is 79 years.
Population by Sex
According to 2020 census report, the population of United States is 331 million with 162 million males and 166 million females. The percentage of female population is 50.8% and male is 49.2%. The overall sex ratio of the population is 97.9, which means 97 male for every 1,00 female.
Population by States
The U.S. consists of fifty states, a federal district, and five major unincorporated territories. California in the Western United States has the country’s largest population. The overall resident population of California is 39,538,223, and its population density was 97.9 people per square kilometer in 2020.
Indonesia
General Demographics scene
Indonesia’s 2020 census recorded an overall population of 270 million. It makes Indonesia the fourth country with the largest population and a moderately high population growth rate of 1.3%. Its population is estimated to grow to around 295 million in 2030 and 321 million in 2050.
Census of Population
The census program in Indonesia began in 1961 and recorded a total population of 97 million. And from the year 1980, the census has been held for ten years once. The 2020 National Census was the seventh census in Indonesia. This census records Indonesia’s population as 270.2 million, which is an increase from 237.64 million population in 2010. Between 2010-2020 the average annual growth rate of Indonesia was 1.25% each year.
Distribution and Density of Population
Java is the most populous island globally, and nearly half of the Indonesian people live on this island. According to the 2020 Census, 151.6 million people live in Java, which equals 56.1% of the country’s population. About 21.68% of people live in Sumatra, 6.15% in Kalimantan, 7.36% in Sulawesi, 5.54% in Bali and Nusa Tenggara and 3.17% Maluku and Papua.
Population of Ethnic Groups
There are more than 1300 ethnic groups in Indonesia. Native Indonesian ancestry accounted for 95% of the country’s population. Javanese, an ethnic group native to Indonesian ancestry, is the largest group with 100 million people. Indonesia is the world’s most populous nation, with Muslims in the majority.
Population by Age
The people of age between (0-14 years) decrease from 44.12% in 1971 to 23.33% in 2020. The age group between (15-64 years) increase from 53.39% in 1971 to 70.72% in 2020. The number of people above 65 years increases from 2.49% in 1971 to 5.95% in 2020.
Population by Sex
According to Indonesia’s population of 270.2 million in 2020, there are 136,661,899 males and 133,542,018 females. The total male population was 50.58%, and the female population was 49.42%. The overall sex ratio for Indonesia is 102.34, which means there are 102-103 male per 100 female.
Population by Province
Indonesia comprises 34 provinces; among them, five have special status. Jakarta, the country’s capital, is the second-most populous urban area in the world. As per the 2020 census, West Java is the most populous province in Indonesia. It holds the largest population of about 48.27 million. With a population of 701,814, North Kalimantan is the least populated province in Indonesia.
Pakistan
General Demographics scene
Pakistan is the world’s fifth-most populous country located in South Asia. Its population was recorded as 220 million in 2020 and 225.2 million in 2021. The country’s population accounts for 2.8% of the world’s population. According to the 2017 census, Pakistan has recorded an overall population of 207.8 million. The population is expected to reach 263 million by 2030. Covering a total area of 881,913 square kilometers, Pakistan is the 33rd-largest country in the world by area.
Census of Population
Following Pakistan’s independence in 1947, the first census took place in the year 1951. Following that, Pakistan conducted a nationwide census in 1964, 1982, 1990, 2000, and 2010. Thus, the 2017 Census was the Sixth census of Pakistan. This census result showed Pakistan’s total population at 207,774,520 people. The 7th national census is scheduled to take place in 2027.
Distribution and Density of Population
Karachi is the largest and the most populous city in Pakistan. In northern, western, and eastern Pakistan, the majority of the population resides in an arc formed by Rawalpindi, Lahore, Faisalabad, Islamabad, and Sargodha Sialkot, Gujranwala, Gujrat, Sheikhupura, Jhelum, Mardan, Nowshera, and Peshawar.
Population of Ethnic Groups
Punjabis are the major ethnic group of Pakistan, accounted for 44.7% of the country’s population. Other major ethnic groups are Pashtun (15.4%), Sindhi (14.1%), Saraiki (8.4%), Muhajirs (7.6%), and Balochi (3.6%). Brahuis, Hindkowans, the Kashmiris, the Sheedis, and the Hazaras are the ethnic minorities constituting 6.3% of the country’s total population.
Population by Age
Pakistan is referred to as a “young nation,” with a median age of 23.4 years in 2016. The median age was 22 years in 2020. The life expectancy at birth of the total population is 67 years. According to the 2020 population of 220 million, about 34.8% are between (0-14 years), 60.8% are between (15-64 years), and 4.3% are above 65 age groups.
Population by Sex
According to the 2017 census, the overall sex ratio of Pakistan is 104.61, which means 104 male per 100 female. Among the total population, 106,018,220 people are male, and 101,344,632 are female. About 66,867,099 population of the male are living in rural areas and 39,151,121 lives in an urban area. On the other hand, nearly 64,836,918 female live in rural areas, and 36,507,714 live in urban areas.
Population by Province
Pakistan comprises four provinces Punjab, Sindh, Khyber Pakhtunkhwa, Balochistan, and three territories, Islamabad Capital Territory, Azad Kashmir, and Gilgit–Baltistan. Punjab is province with largest population in the country. According to the 2017 Census, Punjab holds a population of 109 million people, which is about 52.9% of the total population. Islamabad is the Pakistani province with the lowest population. This province has 2,003,368, among them 994,365 lives in rural areas and 1,009,003 lives in urban areas.
Brazil
General Demographics scene
Brazil, a country of South America covers a total land area of 8,515,767 square kilometers. With a population of over 212 million in 2020, Brazil is the world’s sixth-most populous country. It is also expected to have a population of 213 million in 2021.According to the 2008 PNAD, the population of Brazil was recorded approximately 190 million. The population density is 22.3 people per square kilometer. In 2020, Brazil’s population density was 25.1 people per square kilometer. About 83.75% of the Brazilian population are residing in urban areas.
Census of Population
The first official census in Brazil was carried out in 1872, and it recorded a population of 9,930,478. From that year, the population is counted for every eight years. Four million Europeans arrived in Brazil between 1880 to 1930. Since 1940, the census has been conducted every ten years. Between 1940 and 1970, the population of Brazil significantly increased due to a decrease in the mortality rate and even though a slight decline in the birth rate. As of the recent 2010 census, the Brazilian population is recorded at 192.76 million.
Distribution and Density of Population
Brazil has an uneven distribution of population. The majority of Brazilians reside within 300 km of the coast, while the Amazon Basin’s interior is almost empty. Hence, the coastal areas are seen as densely populated, and the interior regions are sparsely populated. The population density of Amazonas is 2.6 people per square kilometer.
Population of Race & Ethnic groups
According to the 2010 census, out of around 191 million Brazilians, 91 million identified themselves as white, 82 million as mixed race, and 15 million as black. The white population fell from 53.7% in 2000 to 47.7% in 2010. It is the first time the white population has seen below 50%. About 7.6% of the people are identified as blacks, and 43.1% are people of mixed races, also called Pardo. Among minority groups, 1.1% of the people are East Asians, and 0.4% are indigenous peoples.
Population by Age
According to the UN data, the total population of Brazil was nearly 212 million. Among them, the proportion of children below the age of 14 was 20.7%, people between 15 and 64 years was 69.8%, while 9.5% was 65 years or older. The life expectancy at birth of the total population was 76 years. The median age is 31.3 years.
Population by Sex
The population of Brazil was estimated to be 213 million in 2021. This is an increase of 0.91 % compared to the people of 211 million in the year before. According to the UN data latest report, the sex ratio of the total population was 96.6, which means 96 male per 100 female.
Population by States
Brazil contains 26 states and one Federal District. The states are partitioned into municipalities, while the Federal District accepts the skills of both a state and a region. São Paulo is the most populous state in Brazil. It is having the largest population of 45 million in its area. On the other hand, Roraima is the least populated state in Brazil, and it holds 605,761 people.
Nigeria
General Demographics scene
Nigeria is the country with the largest population in Africa. Its population accounts for about 17% of the continent’s total population. With over 206 million people in 2020, Nigeria is the 7th most populous country in the world. It is estimated to have 211 million people by 2021. Spanning an area of 923,769 square kilometers is the 32nd largest country in the world by size. The population density is 226 people per square kilometer. The annual population growth rate is 2.5%.
Census of Population
Nigeria has a long history of enumeration takings traversing longer than a century. The first census took place in 1866, and this was trailed by Censuses of 1871, 1881, 1891, and 1901. Notwithstanding, every one of these prior censuses was confined to Lagos Colony and its environs. The 1871 statistics denoted the start of decennial enumeration taking in Nigeria under the British decennial tradition. The most recent census result was released in Dec 2006 and recorded a population of 140,003,542.
Distribution and Density of Population
The UN estimates that Nigeria’s population in 2018 was 195 million. About 51.7% of the people live in a rural area, and 48.3% live in an urban area. About 206 million population in 2020, 51.2% of the people are living in urban areas. The population density of Nigeria is 226 people per square kilometer.
Population of Ethnic groups
Nigeria is an ethnically diverse nation inhabited by more than 250 ethnic groups. Hausa is the major ethnic group, which constitutes 30% of the total population. Yoruba is the second largest ethnic group, constitutes about 15.5% of the total population, and Igbo 15.2%. Ijaw and Ibibio are the ethnic minorities of Nigeria, each accounting for 1.8% of the total population.
Population by Age
Most of the Nigerian population are younger, with 42.54% are between 14 years or less. The life expectancy at birth of the total population is 55 years. In Nigeria’s total population of 206 million, about 43.5% are children between 0-14 years, 52% are people between 15-64 years, and 4.5% are 64 and above. The median age was 18.1 years.
Population by Sex
According to the UN data, the sex ratio of the total population is 102.8, which means 102 male per 100 female. Male life expectancy at birth is 55.3 years. Female life expectancy at birth is 55.1 years.
Population by States
Nigeria consists of 36 states and the Federal Capital Territory. Lagos state is the most populous state in Nigeria, and it recorded 21 million population in 2021. Kano State is the 2nd most populous state in Nigeria. This state has a total of 16 million people.
Bangladesh
General Demographics scene
Bangladesh is the 8th-most populous country in the world, contributing to almost 2.2% of the world’s population. Its population exceeded 164.69 million in 2020. The annual population growth rate is 1.1%. Bangladesh is also one of the most densely populated countries in the world. Its population density is 1265 persons per square kilometer. It ranks 7th position in population density even when small nations and city-states are included. Bangladesh had a total area of 148,560 square kilometers.
Census of Population
The first population census in Bangladesh was conducted in the year 1872. The next census was held in 1881. Since then, the census of the population has been conducted every ten years. Bangladesh Bureau of Statistics conducted the latest decennial census in 2011. The census report provides an estimate of the total population of the country as 142,319,000. The 2001 census was the previous decennial census, and it recorded 124.355 million population.
Distribution and Density of Population
Bangladesh has one of the largest population densities in the world. However, it ranks 10th place in population density when small nations and city-states are included. In 2020, the population density of Bangladesh was 1265 people per square kilometer. Dhaka is the capital and most densely populated city in Bangladesh. It was the 6th most densely populated city in the world in 2011. It has nearly 14.4 million people.
Population of Ethnic groups
Bengalis are the major ethnic group of Bangladesh. The Bengalis make up 98% of the total population. Ethnic minorities are constituting about 1.1% of the total population. Meitei, Marma, Tripuri, Tanchangya, Khasi, Barua, Santhals, Rakhine people, Chakma, Biharis, Garo, Mundas, Oraons, and Rohingyas are ethnic minorities. Most of the Bangladeshi’s are Muslim, making it the third Muslim majority country in the world.
Population by Age
Most of the Bangladesh population is relatively young. Among the 164 million people, 26.8% are between 0-14 years, 68% are 15-64 years, and 5.2% are 65 and above. Life expectancy at birth of the total population was 73 years. The median age is 27.6 years.
Population by Sex
The overall sex ratio of the total population was 102.2. It means 102 males per 100 females. The percentage of male in the total population is 50.6%, and the percentage of a female is 49.4%. Female life expectancy at birth 74.1 years. Male life expectancy at birth 70.5 years.
Population by Districts
Bangladesh has 64 districts and eight administrative divisions. Among them, the Dhaka district in central Bangladesh is the most densely populated in the country. This city holds a 12 million population in 2011. The second-largest district is Chittagong, with a population of 7 million. Mymensingh, Sylhet, Narayanganj, Rangpur, Rajshahi, Barisal, Bogra, and Comilla are the other major districts with a population of more than 3 million.
Russia
General Demographics scene
Russian is the world’s largest country, spanning over an area of 17 million square kilometers. It encompasses more than one-eighth of Earth’s settlement land area. Russia is Europe’s most populous country and ranks 9th to have the largest population in the world. It has 146.2 million people in the year 2020. In the 2010 census, Russia records a population of 142.9 million. In the total population, 73.7% are urban population, and 26.3% are rural.
Census of Population
The Russian Census of 2010 was the principal registration of the Russian Federation populace since 2002 and the second after the disintegration of the Soviet Union. The 2010 census recorded the total population of Russia as 142.9 million. It was a decrease of 1.6% (2.3 million) since the 2002 census. 105.3 million are living in urban areas, and 37.5 million live in rural.
Distribution and Density of Population
Russia is one of the most urbanized and sparsely populated countries in the world. Its urban population increase from 73.7% in 2010 to 74.6% in 2020. It is the ninth-most populous country globally, with a population density of 9 persons per square kilometer. The total population increases from 142.8 million in 2010 to 146.2 million as of 2020.
Population of Ethnic groups
Russia is an ethnically diverse nation, which is home to more than 193 ethnic groups. According to the 2010 census, about 81% of the country’s population were ethnic Russians. The remaining 19% of the population were ethnic minorities belonging to 190 ethnic groups across the country. Generally, 85% of Russia’s population was of European ancestry, of which by far most were Slavs, with a significant minority of Finno-Ugric, Germanic, and different people groups.
Population by Age
Russia has one of the world’s oldest populations, with a median age of 40.3 years. The 2010 census recorded the median age as 38 years. The life expectancy at birth of the total population was 73 years. In the country’s total population of 146.2 million, about 18.4% are people between 0-14 years, 59.2% are between 15-59 years, and 22.4% are 60 and above.
Population by Sex
According to the UN data, the overall sex ratio of the total population is 86.4. It means, 86 male per 100 female. In the country’s total population 53.65% are female and 46.35% are male. Female life expectancy at birth is 77.5 years. Male life expectancy at birth is 66.8 years.
Population by States
Russia is the most urbanized country in the world; about 75% of the total population lives in an urban area. Moscow is the largest city, and its population is the largest in Russia and entire Europe, with 12.4 million residents. Saint Petersburg is the city with the second largest population of 5.4 million residents.
Mexico
General Demographics scene
Mexico ranks 10th in countries with the largest population in the world. After the United States and Brazil, it is the 3rd most populous country in the Americas. It has a population of about 128.9 million in 2020. Mexico’s population is about 1.65% of the world’s population. It is the highly populated Spanish-speaking country on the globe. Throughout the 20th century, Mexico’s population was increased rapidly. Between 2000 and 2005, the Mexican population grew at an average of 1.6% per year; between 2005 and 2010, the population grew at an average of 1.7%.
Census of Population
The first racial census was conducted in 1793; it was Mexico’s first-ever nationwide population census. However, over a century would pass until the Mexican government-directed another racial census in 1921. In this census, the Mexican government included a comprehensive racial classification. The 1921 census result regards 59.3% of the Mexican population identified as Mestizo, 29.1% as indigenous, and only 9.8% as whites. In recent years, it also conducted nationwide surveys to determine the ethnic groups who inhabit the country.
Distribution and Density of Population
The country’s majority of the population is seen in the center between the states of Veracruz and Jalisco. Nearly a quarter of the population resides in and around Mexico City. This city had around 12 million residents in 2020. About half of the country’s population lives in 55 extensive metropolitan areas in the country.The population density of Mexico is 66 people per square kilometer. The state of Mexico is the most densely populated state in Mexico.
Population of Ethnic groups
Mexico is an ethnically diverse country. Mestizos are the largest ethnic groups, account for about 62% of the total population. Indigenous people are the Native Mexicans or Mexican Native Americans, who account for 21% of the total population. Indigenous American Indians called Amerindians are the minor ethnic groups that account for 7% of the national population.
Population by Age
According to the UN data report, in 2020, 25.8% are people between 0-14 years, 63% are between 15-59 years, 11.2% are people of 60 and above. Life expectancy at birth of the total population was 75 years. The median age is 29.2 years.
Population by Sex
The overall sex ratio of the total population is 95.8, which means 95 or 96 male per 100 female. In the total population of 128.9 million, around 48.92% are males, and 51.08% are females. Therefore, the male population is about 63.1 million, and the female population is 65.8 million. The life expectancy of a female at birth is 77.8 years. The life expectancy of a male at birth is 72.1 years.
Population by States
The state of Mexico is the most populous as well as most densely populated state. It had 16 million inhabitants in 2020. Following this, Jalisco, Veracruz, Puebla, Guanajuato, Nuevo León and Chiapas are the Mexican states with more than 5 million population. On the other hand, Colima is the least populated state in Mexico. It is the smallest state in Western Mexico, and it has a population of 731,391 in 2020.
