Saint Kitts and Nevis vs United States
Saint Kitts and Nevis has a population of 51K, compared to United States's 340.1M. United States is 6627.3 times more populous than Saint Kitts and Nevis. Economically, United States ($28.75T) has a GDP 25615.9 times larger than Saint Kitts and Nevis's ($1.1B). United States covers 9,525,067 km², 36494.5 times larger than Saint Kitts and Nevis's 261 km². Life expectancy in United States stands at 78.4 years, 6.2 years higher than Saint Kitts and Nevis's 72.1 years.
Saint Kitts and NevisUnited States| Population | -100.0%51K | +662626.0%340.1M |
| Area | -100.0%261 km² | +3649351.0%9,525,067 km² |
| GDP | -100.0%$1.1B | +2561486.0%$28.75T |
| GDP Per Capita | -71.7%$23,960.653 | +252.8%$84,534.041 |
| Life Expectancy | -8.0%72.1 yrs | +8.6%78.4 yrs |
| Infant Mortality | +160.0%14.3 | -61.5%5.5 |
| Literacy Rate | — | — |
| Unemployment | — | 4.2% |
| Capital | Basseterre | Washington, D.C. |
| Region | Americas | Americas |
| Languages | English | English |
| Currencies | XCD ($) | 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 6627.3 times more populous than Saint Kitts and Nevis, with 340.1M residents compared to 51K. Saint Kitts and Nevis is a nation of 51K people, while United States is among the world's 15 most populous countries. In terms of population density, Saint Kitts and Nevis averages 197 people per km² (moderate), while United States averages 36 people per km² (sparse). United States has grown at 0.62% annually over the past decade. Population growth data is not available for Saint Kitts and Nevis.
Economy Comparison
Saint Kitts and Nevis is classified as a high-income economy, while United States is classified as a high-income economy. The United States economy ($28.75T) is 25615.9 times larger than Saint Kitts and Nevis's ($1.1B). Saint Kitts and Nevis's GDP per capita of $23,960.653 is 77% above the regional average of 13,500 for Americas. United States's GDP per capita of $84,534.041 is 526% above the regional average of 13,500 for Americas. On a per-capita basis, residents of United States are on average 3.5 times wealthier than those in Saint Kitts and Nevis.
Health & Quality of Life
Life expectancy in Saint Kitts and Nevis is 72.1 years, compared to 78.4 years in United States, a gap of 6.2 years. United States (78.4 years) is 6.4 years above the global average of 72 years, while Saint Kitts and Nevis (72.1 years) is at the global average of 72 years. At 14.3 deaths per 1,000 live births, Saint Kitts and Nevis's infant mortality is 160% higher than United States's 5.5.
Geographic Comparison
United States (9,525,067 km²) is 36494.5 times larger by land area than Saint Kitts and Nevis (261 km²). Saint Kitts and Nevis shares borders with 0 countries, while United States borders 2 countries. Saint Kitts and Nevis spans 1 timezone, compared to United States's 11 timezones. Both Saint Kitts and Nevis and United States are located in North America. Both countries fall within the Americas region, though they occupy different subregions: Caribbean and North America.
Key Differences
The most significant difference between Saint Kitts and Nevis and United States is in land area: Saint Kitts and Nevis's 261 km² compared to United States's 9,525,067 km² represents a 100% gap. The most significant difference between Saint Kitts and Nevis and United States is in GDP: Saint Kitts and Nevis's $1.1B compared to United States's $28.75T represents a 100% gap. The most significant difference between Saint Kitts and Nevis and United States is in population: Saint Kitts and Nevis's 51K compared to United States's 340.1M represents a 100% gap. These disparities reflect the broader structural differences between Saint Kitts and Nevis's high-income economy and United States's high-income economy.
At a Glance: What the Numbers Mean
Living Standards
United States has a GDP per capita of $84,534.041, which is 3.5x that of Saint Kitts and Nevis ($23,960.653). This gap reflects differences in economic development, industrial structure, and workforce productivity. In practical terms, average purchasing power in United States is significantly higher, though cost of living differences partially offset the raw income gap.
Population Density
Saint Kitts and Nevis is 5.5x more densely populated than United States (197 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 United States live an average of 6.2 years longer than those of Saint Kitts and Nevis (78.4 vs 72.1 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.
Economic Momentum
United States's economy grew at 2.8% compared to Saint Kitts and Nevis's 0.3%. Both countries show healthy growth, though United States has a modest edge in economic dynamism.
Frequently Asked Questions
Which is bigger, Saint Kitts and Nevis or United States by population?
United States is larger by population, with 340.1M residents compared to Saint Kitts and Nevis's 51K. United States is 6627.3 times more populous than Saint Kitts and Nevis.
Which country has a higher GDP, Saint Kitts and Nevis or United States?
United States has the higher GDP at $28.75T, compared to Saint Kitts and Nevis's $1.1B. United States's economy is 25615.9 times larger.
How does life expectancy compare between Saint Kitts and Nevis and United States?
United States has a higher life expectancy at 78.4 years, compared to Saint Kitts and Nevis's 72.1 years. The gap between the two countries is 6.2 years. Saint Kitts and Nevis's life expectancy is at 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, Saint Kitts and Nevis or United States?
United States is larger by land area, covering 9,525,067 km² compared to Saint Kitts and Nevis's 261 km². United States is 36494.5 times larger than Saint Kitts and Nevis.
What languages are spoken in Saint Kitts and Nevis and United States?
Saint Kitts and Nevis recognizes the following official language: English. United States recognizes: English. Both countries share at least one common language.
Which country has lower inflation, Saint Kitts and Nevis or United States?
Inflation data is not available for Saint Kitts and Nevis. United States's inflation rate is 2.9%.