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United States of America

Political Status: Independence declared on July 4, 1776; federal republic established under constitution adopted on March 4, 1789.

Area: 3,732,396 sq. mi. (9,666,532 sq. km); includes gross area (land and water) of the 50 states, excluding Puerto Rico and other territories. These totals are somewhat higher than earlier ones because of a 1990 change in the method of calculating interior waters.

Population: 327,930,000 (2018E—World Bank); 329,256,465 (2018E—U.S. Census). Does not include the U.S. Territories.

Major Urban Centers:

City Proper

Population (2017E)

Metro Area (2017E)

WASHINGTON, D.C.

693,072

6,133,552

New York, N.Y.

8,622,698

20,320,876

Los Angeles, Calif.

3,999,759

13,353,907

Chicago, Ill.

2,716,450

9,533,040

Houston, Texas

2,312,717

6,892,427

Phoenix, Ariz.

1,626,078

4,737,270

Philadelphia, Pa.

1,580,863

6,096,120

San Antonio, Texas

1,511,946

2,473,974

San Diego, Calif.

1,419,516

3,337,685

Dallas, Texas

1,341,075

4,911,124

San Jose, Calif.

1,035,317

1,998,463

Austin, Texas

950,715

2,115,827

Jacksonville, Fla.

892,062

1,504,980

San Francisco, Calif.

884,363

4,727,357

Columbus, Ohio

879,170

2,078,725

Fort Worth, Texas

874,168

2,525,305

Indianapolis, Ind.

863,002

2,028,614

Charlotte, N.C.

859,035

2,525,305

Seattle, Wash.

724,745

3,867,046

Denver, Colo.

704,621

2,888,247

Boston, Mass.

685,094

4,836,531

El Paso, Texas

683,577

844,818

Detroit, Mich.

673,104

4,313,002

Nashville, Tenn.

667,560

1,903,045

Memphis, Tenn.

652,236

1,348,260

Portland, Ore.

647,805

2,453,168

Principal Language: English. In the 2010 census approximately 80.1 ...

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