As of 2025, Tokyo-Yokohama in Japan was the largest world urban agglomeration, with 37 million people living there. Delhi ranked second with more than 34 million, with Shanghai in third with more than 30 million inhabitants.
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World Population Review. (May 27, 2025). Largest urban agglomerations worldwide in 2025, by population (in 1,000s) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 27, 2026, from /statistics/912263/population-of-urban-agglomerations-worldwide/
World Population Review. "Largest urban agglomerations worldwide in 2025, by population (in 1,000s)." Chart. May 27, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 27, 2026. /statistics/912263/population-of-urban-agglomerations-worldwide/
World Population Review. (2025). Largest urban agglomerations worldwide in 2025, by population (in 1,000s). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 27, 2026. /statistics/912263/population-of-urban-agglomerations-worldwide/
World Population Review. "Largest Urban Agglomerations Worldwide in 2025, by Population (in 1,000s)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 27 May 2025, /statistics/912263/population-of-urban-agglomerations-worldwide/
World Population Review, Largest urban agglomerations worldwide in 2025, by population (in 1,000s) ÌÇÐÄÆƽâ°æ, /statistics/912263/population-of-urban-agglomerations-worldwide/ (last visited July 27, 2026)
Largest urban agglomerations worldwide in 2025, by population (in 1,000s) [Graph], World Population Review, May 27, 2025. [Online]. Available: /statistics/912263/population-of-urban-agglomerations-worldwide/
