What's the population of United States?
0people
Capital: Washington, D.C. · Continent: North America
Located in North America, United States has Washington, D.C. as its capital city. With roughly 341.8M people living across 9,372,610 square kilometers, and a GDP per capita near $90,027, it offers a distinct economic and demographic profile shaped in part by its Technology industry.
Population
341.8M
Area
9,372,610 km²
GDP per capita
$90,027
Population
Area
Demographics
Immigrants
Share of population born abroad
15.2%
52.4M people · 2024
- Foreign-born 15.2%
- Native-born 84.8%
Country of birth
- Mexico21.5% · 11.3M
- India6.0% · 3.2M
- China4.8% · 2.5M
- Philippines4.3% · 2.3M
- Puerto Rico3.7% · 1.9M
- Other countries53.0% · 27.7M
- Unknown6.7% · 3.5M
- The UN counts an international migrant as anyone living outside the country they were born in — including students, workers, spouses and people who have since naturalized.
- "Unknown" is the number the UN could not assign to a country of origin.
Economy
- Nominal GDP
- $30,769,700,000,000
- Currency
- USD
Top industries
- Technology
- Finance
- Manufacturing
- Aerospace
Monthly temperature & rainfall
Monthly average high temperature
- United States
Monthly precipitation
- United States
Data table
| Month | High °C | Low °C | Precip mm |
|---|---|---|---|
| Jan | 2.2 | -5.2 | 53 |
| Feb | 7 | -0.9 | 89 |
| Mar | 16.2 | 4.8 | 69 |
| Apr | 20.7 | 10.1 | 115 |
| May | 23 | 14.4 | 255 |
| Jun | 30.2 | 19.9 | 163 |
| Jul | 31.6 | 22.8 | 189 |
| Aug | 27.7 | 18.7 | 66 |
| Sep | 26.1 | 17.3 | 91 |
| Oct | 19.6 | 10.2 | 84 |
| Nov | 13.7 | 4.9 | 51 |
| Dec | 6.1 | -1.6 | 54 |
Best time to visit United States tends to be around July, when average highs sit near 31.6°C.
Religion
- Christianity 63%
- Unaffiliated 29%
- Other 8%
Language
- Official language(s)
- en
- English proficiency
- Very high
Travel essentials
- Time zone
- America/New_York, America/Chicago, America/Denver, America/Los_Angeles
- Electricity
- 120V · A/B
- Driving side
- Right
- Calling code
- +1
- Emergency number
- 911
Compare United States with
Reports featuring United States
- Reykjavík Has a Warmer January Than Seoul: Why Latitude Doesn't Decide WinterOf the 24 capitals in this dataset that sit north of Seoul, 22 are warmer in January. Reykjavík at 64°N averages -1.5°C; Seoul, 26.6 degrees closer to the equator, averages -1.9°C.
- Why 'The Netherlands Is Larger Than Switzerland' Is True: Scoring a Game Show's Proposition Race With Real DataIn the Korean survival show The Community 2, contestants collect word cards to build true comparative sentences. Run the same rules across 24 countries and 13 metrics and only 8,742 of the 70,860 possible sentences — 12.3% — turn out to be true.
- The Country Most Like South Korea on Paper Ranks Last on Income: The Two Koreas, ComparedOf the 53 countries WhatsThePop tracks, only North Korea matches South Korea on climate, plugs, driving side, time zone, and language. Yet income per person is $36,227 in the South and an estimated $1,387 in the North — a 26-fold gap. And the North is actually 1.2 times larger.
- 3.5% of People in South Korea Were Born Abroad — In 1990 It Was 0.04%In 1990, 18,499 people living in South Korea had been born abroad — 0.04% of the population. In 2024 it is 1.81 million, or 3.5%, just under the world average of 3.7%. Sort the same data by head count instead of share and an entirely different list of countries appears.
- Why South Korea Ranks Among the World's Densest Countries: SeoulAmong the 53 countries WhatsThePop tracks, South Korea ranks 2nd in population density at 516 people per km². The real driver is Seoul alone — its density of 15,828/km² almost exactly matches Tokyo's 23 wards, and trails cities like Manila.
- 13 Plug Standards, 53 Countries — Only 17 Match South Korea's ExactlyWe checked the plug type and voltage for all 53 countries WhatsThePop tracks. There are 13 distinct standards — only 17 match South Korea's C/F, 220V setup exactly, and 16 need a completely different adapter.
- Same Income, a 17-Rank Gap: Where South Korea and Japan Actually DivergeSouth Korea's GDP per capita ($36,227) is actually $276 higher than Japan's ($35,951). Yet on livability rankings, Japan sits 2nd out of 87 countries while South Korea sits 19th. Here's what the income numbers don't explain.
- 20 Countries Bigger Than South Korea — And Only 2 SmallerOf the 22 countries WhatsThePop tracks, only the Netherlands and Switzerland are smaller than South Korea (100,210 km²). Here's how the other 20 stack up, grouped by scale.
Sources & data
- population: World Bank Open Data (2026-08)
- area: world-countries (Wikidata-derived) (2026-08)
- gdp_nominal_usd: World Bank Open Data (2026-08)
- gdp_per_capita_usd: World Bank Open Data (2026-08)
- religions: Manual curation (Pew Research) (2026-08)
- industries: Manual curation (CIA World Factbook) (2026-08)
- climate: Open-Meteo Historical Weather API (2026-08)
- happiness_index: World Happiness Report 2025 (2026-07)
- livability_rank: U.S. News & World Report — Best Countries 2024 (2026-07)
- migrants: UN DESA International Migrant Stock 2024 (2026-09)
FAQ
- What is the population of United States?
- United States — 341.8M (2025)
- How big is United States?
- 9,372,610 km²
- What is the capital of United States?
- Washington, D.C.
- What is the GDP per capita of United States?
- $90,027
- What language is spoken in United States?
- en