| United States of America | |
|---|---|
| Capital | Washington, D.C. 38°53′N 77°01′W / 38.883°N 77.017°W |
| Largest city | New York City 40°43′N 74°00′W / 40.717°N 74.000°W |
| National language | English |
| Government | Federal presidential constitutional republic |
| Area | |
| • Total area | 3,796,742 sq mi (9,833,520 km 2) ( 3rd/4th) |
| • Water (%) | 4.66 (as of 2015) |
| • Total land area | 3,531,905 sq mi (9,147,590 km 2) |
| Population | |
| • 2020 census | 331,449,281 ( 3rd) |
| • Density | 87/sq mi (33.6/km 2) ( 146th) |
| GDP ( PPP) | 2021 estimate |
| • Total | $22.675 trillion ( 2nd) |
| • Per capita | $68,309 ( 7th) |
| GDP (nominal) | 2021 estimate |
| • Total | $22.675 trillion ( 1st) |
| • Per capita | $68,309 ( 5th) |
| Currency | United States dollar($) ( USD) |
| Time zone | UTC−4 to −12, +10, +11 |
| • Summer ( DST) | UTC−4 to −10 |
| Driving side | right |
| Calling code | +1 |
| ISO 3166 code | US |