San Marino vs United States
San Marino has a population of 34K, compared to United States's 340.1M. United States is 9964.6 times more populous than San Marino. United States covers 9,525,067 km², 156148.6 times larger than San Marino's 61 km². Life expectancy in San Marino stands at 85.7 years, 7.3 years higher than United States's 78.4 years.
San MarinoUnited States| Population | -100.0%34K | +996357.8%340.1M |
| Area | -100.0%61 km² | +15614763.9%9,525,067 km² |
| GDP | — | $28.75T |
| GDP Per Capita | — | $84,534.041 |
| Life Expectancy | +9.3%85.7 yrs | -8.5%78.4 yrs |
| Infant Mortality | -74.5%1.4 | +292.9%5.5 |
| Literacy Rate | — | — |
| Unemployment | — | 4.2% |
| Capital | City of San Marino | Washington, D.C. |
| Region | Europe | Americas |
| Languages | Italian | English |
| Currencies | EUR (€) | USD ($) |
Last updated: March 2026
All data sourced from World Bank Open Data (2025) and REST Countries API. Economic data may reflect most recent available year.
Population Comparison
United States is 9964.6 times more populous than San Marino, with 340.1M residents compared to 34K. San Marino is a nation of 34K people, while United States is among the world's 15 most populous countries. In terms of population density, San Marino averages 560 people per km² (dense), while United States averages 36 people per km² (sparse). While San Marino has grown at 0.25% annually over the past decade, United States has grown at 0.62% per year over the same period.
Economy Comparison
San Marino is classified as a low-income economy, while United States is classified as a high-income economy. United States's GDP stands at $28.75T. GDP data is not available for San Marino. Economic indicator data is not available for San Marino. United States's GDP per capita of $84,534.041 is 526% above the regional average of 13,500 for Americas.
Health & Quality of Life
Life expectancy in San Marino is 85.7 years, compared to 78.4 years in United States, a gap of 7.3 years. San Marino (85.7 years) is 13.7 years above the global average of 72 years, while United States (78.4 years) is 6.4 years above the global average of 72 years. At 5.5 deaths per 1,000 live births, United States's infant mortality is 293% higher than San Marino's 1.4.
Geographic Comparison
United States (9,525,067 km²) is 156148.6 times larger by land area than San Marino (61 km²). San Marino shares borders with 1 country, while United States borders 2 countries. San Marino spans 1 timezone, compared to United States's 11 timezones. San Marino lies in Europe, while United States is located in North America. San Marino is categorized within the Europe region (Southern Europe), whereas United States belongs to Americas (North America).
Key Differences
The most significant difference between San Marino and United States is in land area: San Marino's 61 km² compared to United States's 9,525,067 km² represents a 100% gap. The most significant difference between San Marino and United States is in population: San Marino's 34K compared to United States's 340.1M represents a 100% gap. The most significant difference between San Marino and United States is in infant mortality: San Marino's 1.4 per 1,000 compared to United States's 5.5 per 1,000 represents a 75% gap. These disparities reflect the broader structural differences between San Marino's low-income economy and United States's high-income economy.
At a Glance: What the Numbers Mean
Population Density
San Marino is 15.7x more densely populated than United States (560 vs 36 people per km²). Higher density typically correlates with more urbanization, greater demand for public transit, and higher housing costs. United States's lower density suggests more rural land use and potentially lower urban congestion.
Healthcare and Longevity
Citizens of San Marino live an average of 7.3 years longer than those of United States (85.7 vs 78.4 years). This gap reflects differences in healthcare access, nutrition, public health infrastructure, and environmental factors. This is a substantial gap that suggests significant differences in healthcare systems and overall living conditions.
Frequently Asked Questions
Which is bigger, San Marino or United States by population?
United States is larger by population, with 340.1M residents compared to San Marino's 34K. United States is 9964.6 times more populous than San Marino.
Which country has a higher GDP, San Marino or United States?
GDP data is not available for San Marino. Please refer to the World Bank for the most current figures.
How does life expectancy compare between San Marino and United States?
San Marino has a higher life expectancy at 85.7 years, compared to United States's 78.4 years. The gap between the two countries is 7.3 years. San Marino's life expectancy is 13.7 years above the global average of 72 years, while United States's is 6.4 years above the global average of 72 years.
Which country is larger by area, San Marino or United States?
United States is larger by land area, covering 9,525,067 km² compared to San Marino's 61 km². United States is 156148.6 times larger than San Marino.
What languages are spoken in San Marino and United States?
San Marino recognizes the following official language: Italian. United States recognizes: English. The two countries do not share an official language.
Which country has lower inflation, San Marino or United States?
San Marino has lower inflation at 1.2%, compared to United States's 2.9%. San Marino's inflation is within the 2-3% range considered stable by most central banks, while United States's rate is within the 2-3% range considered stable by most central banks.