Mauritania vs United States: Number of people living in the capital city
Mauritania
4.01 million people
in 2100
United States
4.04 million people
in 2100
Mauritania rank
54th
United States rank
53rd
Number of people living in the capital city over time
- Mauritania
- United States
How they compare
United States currently reports 4.04 million people against 4.01 million people in Mauritania, a difference of 27,660 people.
Across all 17 years both countries report, United States has been ahead every year.
Mauritania ranks 54th and United States ranks 53rd of 191 countries.
United States has averaged higher in every one of the 9 decades both report.
Head to head by decade
| Decade | Mauritania | United States | Difference | Ahead |
|---|---|---|---|---|
| 2020s | 1.46 million people | 3.17 million people | 1.70 million people | United States |
| 2030s | 1.88 million people | 3.43 million people | 1.55 million people | United States |
| 2040s | 2.31 million people | 3.62 million people | 1.31 million people | United States |
| 2050s | 2.74 million people | 3.74 million people | 1.00 million people | United States |
| 2060s | 3.12 million people | 3.81 million people | 690,780 people | United States |
| 2070s | 3.45 million people | 3.88 million people | 433,330 people | United States |
| 2080s | 3.72 million people | 3.94 million people | 226,610 people | United States |
| 2090s | 3.91 million people | 3.99 million people | 85,970 people | United States |
| 2100s | 4.01 million people | 4.04 million people | 27,660 people | United States |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher number of people living in the capital city, Mauritania or United States?
- United States, at 4.04 million people against 4.01 million people in Mauritania as of 2100.
- What is the difference in number of people living in the capital city between Mauritania and United States?
- 27,660 people, with United States ahead.
- How many years of comparable data are there for Mauritania and United States?
- 17 years are reported by both, from 2020 to 2100.
- How do Mauritania and United States rank globally for number of people living in the capital city?
- Mauritania ranks 54th and United States ranks 53rd of 191 countries.
- Where does this data come from?
- European Commission, Joint Research Centre (JRC) (2025) – with minor processing by Our World in Data, published as Number of people living in the capital city. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Projected total number of people living in the country's capital city. City boundaries are defined using a consistent global approach based on satellite imagery and population data.