| Capital | Washington D.C. |
|---|---|
| Population | 340 110 988 inh. |
| Area | 9 831 510 km² |
| Population density | 34.6 inh./km² |
| Local time | --:-- (multiple time zones) |
| Language(s) | English |
| Political system | Federal presidential constitutional republic |
| National motto | In God We Trust and E pluribus unum |
| National anthem | The Star-Spangled Banner |
| Currency | United States dollar (USD) |
| Land borders | Canada, Mexico |
| Maritime borders | Pacific Ocean, Atlantic Ocean |
History of United States: timeline
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Frequently asked questions
What is the capital of United States?
Washington D.C. is the capital of United States.