Oklahoma census statistical areas
Encyclopedia
The United States Census Bureau
United States Census Bureau
The United States Census Bureau is the government agency that is responsible for the United States Census. It also gathers other national demographic and economic data...

 has defined 2 Combined Statistical Area
Combined Statistical Area
The United States Office of Management and Budget defines micropolitan and metropolitan statistical areas. Metropolitan and micropolitan statistical areas consist of one or more counties...

s (CSAs), 4 Metropolitan Statistical Areas (MSAs), and 17 Micropolitan Statistical Areas (μSAs) in the State of Oklahoma.
The following table describes these areas with the following information:
  • The name of the Combined Statistical Area (CSA), if any.
  • The population of the CSA as of 2010 Census, as estimated by the United States Census Bureau.
  • The name of the Core Based Statistical Area
    Core based statistical area
    A Core Based Statistical Area is a U.S. geographic area defined by the Office of Management and Budget based around an urban center of at least 10,000 people and adjacent areas that are socioeconomically tied to the urban center by commuting. Areas defined on the basis of these standards applied...

     (CBSA).
  • The population of the CBSA as of 2010 Census, as estimated by the United States Census Bureau.
  • The name of the county
    County (United States)
    In the United States, a county is a geographic subdivision of a state , usually assigned some governmental authority. The term "county" is used in 48 of the 50 states; Louisiana is divided into parishes and Alaska into boroughs. Parishes and boroughs are called "county-equivalents" by the U.S...

    .
  • The population of the county as of 2010 Census, as estimated by the United States Census Bureau.



United States Census Bureau Statistical Areas in the State of Oklahoma
Combined Statistical Area 2010 Pop Core Based Statistical Area 2010 Pop County 2010 Pop
Oklahoma City-Shawnee, OK CSA 1,322,429 Oklahoma City, OK MSA 1,252,987 Oklahoma County, Oklahoma
Oklahoma County, Oklahoma
Oklahoma County is a county located in the central partof the U.S. state of Oklahoma. The population was 718,633 at the 2010 census. The county seat and principal city is Oklahoma City...

718,633
Cleveland County, Oklahoma
Cleveland County, Oklahoma
Cleveland County is a county in the central part of the U.S. state of Oklahoma. The population was 255,755 at the 2010 census. Its county seat is Norman. Cleveland County is part of the Oklahoma City Metropolitan Statistical Area.-History:...

255,403
Canadian County, Oklahoma
Canadian County, Oklahoma
Canadian County is a county located in the U.S. state of Oklahoma. As of 2010, the population was 115,541. Its county seat is El Reno. Canadian County is also part of the Oklahoma City Metropolitan Statistical Area. Canadian County is named for the Canadian River.-Geography:According to the U.S...

115,541
Grady County, Oklahoma
Grady County, Oklahoma
Grady County is a county located in the U.S. state of Oklahoma. As of 2006, the population was 50,490. Its county seat is Chickasha.Grady County is part of the Oklahoma City Metropolitan Statistical Area.-History:...

52,431
Logan County, Oklahoma
Logan County, Oklahoma
Logan County is a county located in the U.S. state of Oklahoma. The population as of 2009 was 39,301. Its county seat is Guthrie. Logan County is part of the Oklahoma City Metropolitan Statistical Area.-Geography:...

41,848
McClain County, Oklahoma
McClain County, Oklahoma
McClain County is a county located in the U.S. state of Oklahoma. The population was 27,740 at the 2000 census. Its county seat is Purcell. McClain County is part of the Oklahoma City Metropolitan Statistical Area, and is in the top 3 fastest growing counties in Oklahoma with a growth rate of...

34,506
Lincoln County, Oklahoma
Lincoln County, Oklahoma
Lincoln County is a county located in the U.S. state of Oklahoma. The population as of 2010 was 34,273. It is part of the Oklahoma City Metropolitan Statistical Area.Its county seat is Chandler....

34,273
Shawnee, OK µSA 69,442 Pottawatomie County, Oklahoma
Pottawatomie County, Oklahoma
Pottawatomie County is a county located in the U.S. state of Oklahoma. The population was 65,521 as of the 2000 census. Its county seat is Shawnee...

69,442
Tulsa-Bartlesville, OK CSA 988,454 Tulsa, OK MSA 937,478 Tulsa County, Oklahoma
Tulsa County, Oklahoma
Tulsa County is a county located in the U.S. state of Oklahoma. According to the 2010 U.S. Census, the population is 603,403. Its county seat is Tulsa.-History of Tulsa County:The history of Tulsa County greatly overlaps the history of the city of Tulsa...

603,403
Rogers County, Oklahoma
Rogers County, Oklahoma
Rogers County is a county located in the U.S. state of Oklahoma. As of 2010, the population was 86,905. Its county seat is Claremore. The county was originally created in 1906 and named Cooweescoowee...

86,905
Creek County, Oklahoma
Creek County, Oklahoma
Creek County is a county located in the U.S. state of Oklahoma. As of 2010, the population was 69,967. Its county seat is Sapulpa.-Geography:According to the U.S. Census Bureau, the county has a total area of , of which is land and is water....

69,967
Wagoner County, Oklahoma
Wagoner County, Oklahoma
Wagoner County is a county located in the U.S. state of Oklahoma. As of 2010, the population was 73,085. Its county seat is Wagoner.-Early History:The area of Wagoner County was settled by the Creek after their forced removal in Alabama in the 1820's...

73,085
Osage County, Oklahoma
Osage County, Oklahoma
Osage County is a county in the northern part of the U.S. state of Oklahoma. Coterminous with the Osage Indian Reservation, it is the home of the federally recognized Osage Nation. As of the 2010 census, the population was 47,472 a 6.8 percent increase from 2000, when the population was 44,437...

47,472
Okmulgee County, Oklahoma
Okmulgee County, Oklahoma
Okmulgee County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 39,685. Its county seat is Okmulgee.-Geography:According to the U.S. Census Bureau, the county has a total area of 1,819 km²...

40,069
Pawnee County, Oklahoma
Pawnee County, Oklahoma
Pawnee County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 16,612. Its county seat is Pawnee.-History:The Osage Tribe used the area that contains present day Pawnee County as buffalo hunting grounds...

16,577
Bartlesville, OK µSA 50,976 Washington County, Oklahoma
Washington County, Oklahoma
Washington County is a county located in the U.S. state of Oklahoma. It is, in total area, the smallest county in Oklahoma, adjacent to the largest county in Oklahoma, Osage County. It is the second smallest county, by land only size, i.e., not including water. As of 2000, the population was...

50,976
primary census statistical area 124,098 Lawton, OK MSA 124,098 Comanche County, Oklahoma
Comanche County, Oklahoma
Comanche County is a county located in the U.S. state of Oklahoma. Built on former reservation lands of the Comanche, Kiowa, and Apache in Indian Territory, Comanche County was open for settlement on August 16, 1901 by lottery. The region has three cities and seven towns as well as the Fort Sill...

124,098
primary census statistical area 298,592
92,775
Fort Smith, AR-OK MSA 298,592
92,775
Sebastian County, Arkansas 125,744
Crawford County, Arkansas 61,948
Le Flore County, Oklahoma
Le Flore County, Oklahoma
Le Flore County is a county located in the U.S. state of Oklahoma. It is part of the Fort Smith, Arkansas-Oklahoma Metropolitan Statistical Area. As of 2000, the population was 48,109. Its county seat is Poteau. The United States District Court for the Eastern District of Oklahoma is the federal...

50,384
Sequoyah County, Oklahoma
Sequoyah County, Oklahoma
Sequoyah County is a county located in the U.S. state of Oklahoma. It is part of the Fort Smith, Arkansas-Oklahoma Metropolitan Statistical Area. As of 2000, the population was 38,972. Its county seat is Sallisaw.-History:...

42,391
Franklin County, Arkansas 18,125
primary census statistical area 77,350 Stillwater, OK µSA 77,350 Payne County, Oklahoma
Payne County, Oklahoma
Payne County is a county in the U.S. state of Oklahoma. The population as of 2010 was 77,350. Its county seat is Stillwater, and the county is named for Capt. David L. Payne...

77,350
primary census statistical area 70,990 Muskogee, OK µSA 70,990 Muskogee County, Oklahoma
Muskogee County, Oklahoma
Muskogee County is a county located in the U.S. state of Oklahoma. As of 2010, the population was 70,990. Its county seat is Muskogee.-Government:...

70,990
primary census statistical area 60,580 Enid, OK µSA 60,580 Garfield County, Oklahoma
Garfield County, Oklahoma
Garfield County is a county located in the U.S. state of Oklahoma named after President James A. Garfield. As of 2010, the population was 60,580. Enid is the county seat and largest city within Garfield County...

60,580
primary census statistical area 56,980 Ardmore, OK µSA 56,665 Carter County, Oklahoma
Carter County, Oklahoma
Carter County is a county located in the U.S. state of Oklahoma. As of 2010, the population was 47,557. Its county seat is Ardmore.Carter County is part of the Ardmore, Oklahoma, Micropolitan Statistical Area.-Geography:According to the U.S...

47,557
Love County, Oklahoma
Love County, Oklahoma
Love County is a county located in the U.S. state of Oklahoma. As of 2000, the population is 8,831. Its county seat is Marietta.Love County is part of the Ardmore, Oklahoma, Micropolitan Statistical Area.-Geography:According to the U.S...

9,423
primary census statistical area 46,987 Tahlequah, OK µSA 46,987 Cherokee County, Oklahoma
Cherokee County, Oklahoma
Cherokee County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 42,521. Its county seat is Tahlequah.Cherokee County was established in 1907.-Geography:...

46,987
primary census statistical area 46,562 Ponca City, OK µSA 46,562 Kay County, Oklahoma
Kay County, Oklahoma
Kay County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 48,080. Its county seat is Newkirk. The largest city in Kay County is Ponca City.-19th century:...

46,562
primary census statistical area 45,837 McAlester, OK µSA 45,837 Pittsburg County, Oklahoma
Pittsburg County, Oklahoma
Pittsburg County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 43,953. Its county seat is McAlester.-Geography:According to the U.S. Census Bureau, the county has a total area of 3,569 km²...

45,837
primary census statistical area 45,048 Duncan, OK µSA 45,048 Stephens County, Oklahoma
Stephens County, Oklahoma
Stephens County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 43,182. Its county seat is Duncan.-Geography:According to the U.S. Census Bureau, the county has a total area of 2,308 km²...

45,048
primary census statistical area 42,416 Durant, OK µSA 42,416 Bryan County, Oklahoma
Bryan County, Oklahoma
Bryan County is a county located in the U.S. state of Oklahoma. The population was 36,534 at the 2000 census. Its county seat is Durant. The county shares the same boundaries as the Durant Micropolitan Area. It is also home to the headquarters of the Choctaw Nation of Oklahoma located in Durant...

42,416
primary census statistical area 37,492 Ada, OK µSA 37,492 Pontotoc County, Oklahoma
Pontotoc County, Oklahoma
Pontotoc County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 35,143. Its county seat is Ada.-Geography:According to the U.S. Census Bureau, the county has a total area of 1,879 km²...

37,492
primary census statistical area 31,848 Miami, OK µSA 31,848 Ottawa County, Oklahoma
Ottawa County, Oklahoma
Ottawa County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 33,194. Its county seat is Miami. It was named for the Ottawa Tribe of Oklahoma.Ottawa County was established in 1907.-Geography:...

31,848
primary census statistical area 26,446 Altus, OK µSA 26,446 Jackson County, Oklahoma
Jackson County, Oklahoma
Jackson County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 28,439. Its county seat is Altus.-Geography:According to the U.S. Census Bureau, the county has a total area of , of which is land and is water....

26,446
primary census statistical area 22,119 Elk City, OK µSA 22,119 Beckham County, Oklahoma
Beckham County, Oklahoma
Beckham County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 19,799. Its county seat is Sayre.Founded upon statehood in 1907, Beckham County was named for J. C. W...

22,119
primary census statistical area 20,640 Guymon, OK µSA 20,640 Texas County, Oklahoma
Texas County, Oklahoma
Texas County is a county located in the U.S. state of Oklahoma. Texas County was formed at Oklahoma statehood from the central one-third of "Old Beaver County" also known as "No Man's Land"...

20,640
primary census statistical area 20,081 Woodward, OK µSA 20,081 Woodward County, Oklahoma
Woodward County, Oklahoma
Woodward County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 18,486. Its county seat is Woodward. Woodward County was originally known as "N" County and was composed of present day Woodward County and portions of Harper, Ellis, and Woods County...

20,081
none Delaware County, Oklahoma
Delaware County, Oklahoma
Delaware County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 37,077 and the newest population estimate is 45,000. Its county seat is Jay. The county was named for the Delaware Indians resettled in what was then Indian Territory in the 1830s. .Delaware County...

41,487
Mayes County, Oklahoma
Mayes County, Oklahoma
Mayes County is a county located in the U.S. state of Oklahoma. It was named for Samuel Houston Mayes, Principal Chief of the Cherokee Nation from 1895 to 1899. According to the 2010 census the population was 41,259, a 7.5 percent increase from 2000, when the population was 38,369...

41,259
McCurtain County, Oklahoma
McCurtain County, Oklahoma
McCurtain County is a county located in the U.S. state of Oklahoma. As of 2010, the population was 33,151. Its county seat is Idabel.-Geography:...

33,151
Caddo County, Oklahoma
Caddo County, Oklahoma
Caddo County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 30,150. Its county seat is Anadarko. It is named after the Caddo tribe who were settled here on the 1870s...

29,600
Garvin County, Oklahoma
Garvin County, Oklahoma
Garvin County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 27,210. Its county seat is Pauls Valley.-History:...

27,576
Custer County, Oklahoma
Custer County, Oklahoma
Custer County is a county located in the U.S. state of Oklahoma. It was named in honor of General George Armstrong Custer. As of 2000, the population was 26,142. Its county seat is Arapaho.-Geography:...

27,469
Seminole County, Oklahoma
Seminole County, Oklahoma
Seminole County is a county located in the U.S. state of Oklahoma. The population was 24,894 at the 2000 census. Its county seat is Wewoka. Before Oklahoma's admission as a state, the county was the entire small portion of Indian Territory allocated to the Seminoles. Seminole County has been an...

25,482
Adair County, Oklahoma
Adair County, Oklahoma
Adair County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 22,638. Its county seat is Stilwell. Adair County was named after the Adair family of the Cherokee tribe.-History:...

22,683
McIntosh County, Oklahoma
McIntosh County, Oklahoma
McIntosh County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 19,456. Its county seat is Eufaula.-Geography:...

20,252
Marshall County, Oklahoma
Marshall County, Oklahoma
Marshall County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 13,184. Its county seat is Madill. The county's population grew at a rate of 35% in the 1990s and now it has a new population estimate at 20,000. Marshall County is the fastest growing county in...

15,840
Choctaw County, Oklahoma
Choctaw County, Oklahoma
Choctaw County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 15,342. Its county seat is Hugo.-Geography:According to the U.S. Census Bureau, the county has a total area of , of which is land and is water....

15,205
Kingfisher County, Oklahoma
Kingfisher County, Oklahoma
Kingfisher County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 14,384. Its county seat is Kingfisher.-History:...

15,034
Craig County, Oklahoma
Craig County, Oklahoma
Craig County is a county located in the U.S. state of Oklahoma. As of 2010, the population was 15,029, a gain of 0.5 percent from 14,950 in 2000. Its county seat is Vinita.Craig County was organized in 1907.-History:...

15,029
Atoka County, Oklahoma
Atoka County, Oklahoma
Atoka County is a county located in the U.S. state of Oklahoma, and was formed in 1907 from Choctaw Lands. As of 2000, the population is 13,879. Its county seat is Atoka.-Geography:...

14,182
Hughes County, Oklahoma
Hughes County, Oklahoma
Hughes County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 14,154. Its county seat is Holdenville.-Geography:...

14,003
Murray County, Oklahoma
Murray County, Oklahoma
Murray County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 12,623. Its county seat is Sulphur.-Geography:...

13,488
Haskell County, Oklahoma
Haskell County, Oklahoma
Haskell County is a county located in the southeast quadrant of the U.S. state of Oklahoma. As of 2000, the population was 11,792. Its county seat is Stigler. The county is named in honor of Charles N. Haskell, who was the first governor of Oklahoma....

12,769
Okfuskee County, Oklahoma
Okfuskee County, Oklahoma
Okfuskee County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 11,814. Its county seat is Okemah.-Geography:...

12,191
Blaine County, Oklahoma
Blaine County, Oklahoma
Blaine County is a county located in the U.S. state of Oklahoma. As of 2000, the population is 11,976. Its county seat is Watonga. Blaine County is the birthplace of voice actor Clarence Nash, the voice of Donald Duck....

11,943
Washita County, Oklahoma
Washita County, Oklahoma
Washita County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 11,508. Its county seat is New Cordell. It was formerly located in Cloud Chief, Oklahoma....

11,629
Pushmataha County, Oklahoma
Pushmataha County, Oklahoma
-Administrative History:* Ca. 1000-1500: Caddoan Mississippian civilization at Spiro Mounds* 1492-1718: Spain* 1718-1763: France* 1763-1800: Spain* 1800-1803: France* 1803–present: United States...

11,572
Noble County, Oklahoma
Noble County, Oklahoma
Noble County is a county located in the U.S. state of Oklahoma. As of 2010, the population was 11,561. Its county seat is Perry.-21st century:In 2010, the Keystone-Cushing Pipeline was constructed north to south through Noble County....

11,561
Latimer County, Oklahoma
Latimer County, Oklahoma
Latimer County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 10,692. Its county seat is Wilburton.-Geography:According to the U.S. Census Bureau, the county has a total area of , of which is land and is water....

11,154
Johnston County, Oklahoma
Johnston County, Oklahoma
Johnston County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 10,513. Its county seat is Tishomingo.-Geography:...

10,957
Nowata County, Oklahoma
Nowata County, Oklahoma
Nowata County is a county located in the U.S. state of Oklahoma. As of the 2010 census, the population was 10,573, a decline of 0.3 percent from 2000, when the population was 10,569...

10,536
Kiowa County, Oklahoma
Kiowa County, Oklahoma
Kiowa County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 10,227. Its county seat is Hobart.-Geography:According to the U.S. Census Bureau, the county has a total area of . is land and is water....

9,446
Woods County, Oklahoma
Woods County, Oklahoma
Woods County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 9,089. Its county seat is Alva. The county is named after Samuel Newitt Wood, a renowned Kansas populist. -Geography:According to the U.S...

8,878
Tillman County, Oklahoma
Tillman County, Oklahoma
Tillman County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 9,287. The county seat is Frederick. .-Geography:According to the U.S...

7,992
Major County, Oklahoma
Major County, Oklahoma
Major County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 7,545. Its county seat is Fairview. Located in northwestern Oklahoma. Major County is bounded by Woods and Alfalfa counties in the north, Garfield County on the east, Kingfisher, Blaine and Dewey on...

7,527
Jefferson County, Oklahoma
Jefferson County, Oklahoma
Jefferson County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 6,818. Its county seat is Waurika.-Geography:...

6,472
Greer County, Oklahoma
Greer County, Oklahoma
Greer County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 6,061. Its county seat is Mangum. From 1860 to 1896, the state of Texas claimed an area known as Greer County, Texas, which included present-day Greer County along with neighboring...

6,239
Cotton County, Oklahoma
Cotton County, Oklahoma
Cotton County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 6,614. Its county seat is Walters.When Oklahoma achieved statehood in 1907, the area which is now Cotton County fell within the boundaries of Comanche County...

6,193
Coal County, Oklahoma
Coal County, Oklahoma
Coal County is a county located in the U.S. state of Oklahoma. As of 2000, the population is 6,031. Its county seat is Coalgate.-Geography:According to the U.S. Census Bureau, the county has a total area of , of which is land and is water....

5,925
Alfalfa County, Oklahoma
Alfalfa County, Oklahoma
Alfalfa County is a county located in the U.S. state of Oklahoma. As of 2000, the population is 6,105. Its county seat is Cherokee. Alfalfa County was formed in 1907 from Woods County. The county is named after William H...

5,642
Beaver County, Oklahoma
Beaver County, Oklahoma
Beaver County is a county located in the U.S. state of Oklahoma. As of the 2010 census, the population was 5,636. The county seat is Beaver....

5,636
Dewey County, Oklahoma
Dewey County, Oklahoma
Dewey County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 4,743. Its county seat is Taloga.-Geography:According to the U.S. Census Bureau, the county has a total area of , of which is land and is water....

4,810
Grant County, Oklahoma
Grant County, Oklahoma
Grant County is a county located in the U.S. state of Oklahoma. As of 2010 census, the population was 4,527. Its county seat is Medford.-History:...

4,527
Ellis County, Oklahoma
Ellis County, Oklahoma
Ellis County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 4,075. Its county seat is Arnett.-Geography:...

4,151
Harper County, Oklahoma
Harper County, Oklahoma
Harper County is a county located in the U.S. state of Oklahoma. As of 2010, the population was 3,685. The county seat is Buffalo.-Geography:According to the U.S. Census Bureau, the county has a total area of , of which is land and is water....

3,685
Roger Mills County, Oklahoma
Roger Mills County, Oklahoma
Roger Mills County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 3,436. Its county seat is Cheyenne.-History:Roger Mills County takes its name from Roger Q. Mills, a prominent American politician from Texas...

3,647
Harmon County, Oklahoma
Harmon County, Oklahoma
Harmon County is a county located in the U.S. state of Oklahoma. As of 2010, the population was 2,992. In population, it is the second smallest county in Oklahoma, only Cimarron County, according to the 2010 census, having fewer inhabitants. The county seat is Hollis.-Geography:According to the...

2,922
Cimarron County, Oklahoma
Cimarron County, Oklahoma
Cimarron County is a county located in the U.S. state of Oklahoma. Throughout most of its history it has had the smallest population and the lowest population density of any county in Oklahoma. As of 2010 census, the population was 2,475...

2,475

See also

  • State of Oklahoma
    • Demographics of Oklahoma
      Demographics of Oklahoma
      According to the U.S. Census Bureau, as of 2010, the state of Oklahoma has an estimated population of 3,751,351, which is an increase of 300,697 or 8.7% since the year 2000. Oklahoma is the 28th most populous state in the United States in population.-Population:...

    • Geography of Oklahoma
      Geography of Oklahoma
      The Geography of Oklahoma encompasses terrain and ecosystems ranging from arid plains to subtropical forests and mountains. Oklahoma contains 11 distinct ecological regions, more per square mile than in any other state by a wide margin. One of six states on the Frontier Strip, it is situated in the...

  • United States
    United States
    The United States of America is a federal constitutional republic comprising fifty states and a federal district...



External links

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