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The Largest Cities in the World by Population in 2025
1. Tokyo, Japan – Over 37 Million Residents
Tokyo continues to hold the top spot globally as the most populous city, boasting a staggering population of more than 37 million. Its dense urban sprawl, high-tech infrastructure, and vibrant culture make it a hub for innovation and tradition alike.
2. Delhi, India – Surpassing 33 Million
Delhi’s rapid expansion has pushed it into second place, with a population exceeding 33 million. The sprawling metropolis showcases a blend of ancient monuments and modern skyscrapers, reflecting India’s dynamic growth.
3. Shanghai, China – Nearly 30 Million
Shanghai remains China’s financial capital with close to 30 million residents, thriving with international trade, cultural festivals, and an ever-evolving skyline.
4. Dhaka, Bangladesh – Over 23 Million
Dhaka’s population continues its explosive growth, now surpassing 23 million. Its bustling markets and vibrant street life highlight Bangladesh’s economic and cultural vitality.
5. São Paulo, Brazil – Over 22 Million
Brazil’s largest city is a cultural melting pot, with over 22 million residents contributing to its lively arts scene, diverse cuisine, and economic importance in Latin America.
6. Cairo, Egypt – About 22.6 Million
Cairo, the political and cultural heart of Egypt, hosts approximately 22.6 million inhabitants, with its historic sites and modern urban centers coexisting.
7. Mexico City, Mexico – Over 22.5 Million
As the capital of Mexico, Mexico City’s vast population fuels a vibrant economy, rich history, and diverse cultural landscape.
8. Beijing, China – Over 22 Million
Beijing remains a political and cultural powerhouse in China, housing over 22 million people amid historic sites and contemporary development.
9. Mumbai, India – Nearly 22 Million
Mumbai’s entrepreneurial spirit and Bollywood fame attract nearly 21.7 million residents, making it India’s economic gateway.
10. Osaka, Japan – About 19 Million
In Japan’s Kansai region, Osaka serves as an economic hub with a population approaching 19 million, known for its food, culture, and commerce.
The Growing Skyline: Cities With Rapid Population Growth
11. Chongqing, China – Nearly 18 Million
Known for its mountainous terrain and economic zones, Chongqing’s population is climbing fast, nearing 18 million residents.
12. Karachi, Pakistan – Over 17.6 Million
Pakistan’s financial center continues to expand, with Karachi’s population surpassing 17.6 million, fueled by urban migration and industrial growth.
13. Kinshasa, Democratic Republic of Congo – Over 17 Million
The capital city of DRC sees its population exceed 17 million, becoming a key African economic and political center.
14. Lagos, Nigeria – 16.5 Million
Lagos remains Africa’s most populous city, with over 16.5 million residents, thriving as an economic and cultural hub on the continent.
15. Istanbul, Turkey – Over 16 Million
Europe and Asia meet in Istanbul, where the population surpasses 16 million, making it a unique blend of history and modernity.
Notable Megacities in Latin America and Europe
16. Buenos Aires, Argentina – Over 15.6 Million
Argentina’s capital continues to grow steadily, known for its rich cultural scene and vibrant neighborhoods.
17. Kolkata, India – Over 15.5 Million
Kolkata’s historical significance and cultural richness keep it among the top populous cities, with over 15.5 million residents.
18. Manila, Philippines – Nearly 15 Million
This bustling capital is a vital center of Philippine commerce and culture, housing approximately 14.9 million.
19. Guangzhou, China – Over 14.5 Million
As a commercial hub, Guangzhou’s population exceeds 14.5 million, with a booming industry and rich history.
20. Tianjin, China – Over 14.4 Million
Close to Beijing, Tianjin hosts over 14 million residents, known for its port and industrial zones.
Population Trends and Future Growths
In 2025, urban centers across Asia continue to dominate the rankings, with cities like Delhi, Shanghai, and Dhaka expanding rapidly due to high birth rates and rural-to-urban migration. Africa’s continent is also experiencing significant growth, exemplified by Lagos and Kinshasa, which are becoming some of the fastest-growing cities globally.
Meanwhile, traditional economic powerhouses such as New York City and Moscow maintain their importance but face challenges related to sustainability and infrastructural development. European cities like London and Paris still feature prominently but see comparatively slower growth due to demographic shifts and economic policies.
Conclusion: The Urban Shift of the 21st Century
The latest data from 2025 highlights a world increasingly centered in urban environments, with Asian cities leading the charge. The pattern indicates that mega-cities will continue to expand, posing both opportunities and challenges related to infrastructure, environmental impact, and quality of life.
Source: World Population Review and the latest census data as of 2025.
Note: The population figures are estimates based on ongoing trends and available data; actual numbers may vary slightly.
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