Mexico vs United States: Population in largest city
Mexico
22.75 million
in 2025
United States
19.15 million
in 2025
Mexico rank
7th
United States rank
8th
Population in largest city over time
- Mexico
- United States
How they compare
Mexico currently reports 22.75 million against 19.15 million in United States, a difference of 3.60 million.
That makes Mexico's figure about 1.2 times United States's.
The two have swapped places 1 time across 66 shared years of data; in 1960 it was United States ahead.
Mexico ranks 7th and United States ranks 8th of 153 countries.
Across the 7 decades both report, Mexico averaged higher in 4 and United States in 3.
Head to head by decade
| Decade | Mexico | United States | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 6.87 million | 15.08 million | 8.22 million | United States |
| 1970s | 10.59 million | 15.91 million | 5.32 million | United States |
| 1980s | 14.17 million | 15.80 million | 1.64 million | United States |
| 1990s | 16.89 million | 16.86 million | 31,940 | Mexico |
| 2000s | 19.20 million | 18.06 million | 1.14 million | Mexico |
| 2010s | 21.06 million | 18.61 million | 2.44 million | Mexico |
| 2020s | 22.22 million | 18.94 million | 3.28 million | Mexico |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher population in largest city, Mexico or United States?
- Mexico, at 22.75 million against 19.15 million in United States as of 2025.
- What is the difference in population in largest city between Mexico and United States?
- 3.60 million, with Mexico ahead.
- How many years of comparable data are there for Mexico and United States?
- 66 years are reported by both, from 1960 to 2025.
- How do Mexico and United States rank globally for population in largest city?
- Mexico ranks 7th and United States ranks 8th of 153 countries.
- Where does this data come from?
- World Urbanization Prospects 2018, United Nations (UN), published as Population in largest city. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Population in largest city is the urban population living in the country's largest metropolitan area.