Sequoyah County is a county located in the U.S. state

U.S. state

A U.S. state is any one of the 50 federated states of the United States of America that share sovereignty with the federal government. Because of this shared sovereignty, an American is a citizen both of the federal entity and of his or her state of domicile. Four states use the official title of...

 of Oklahoma

Oklahoma

Oklahoma is a state located in the South Central region of the United States of America. With an estimated 3,751,351 residents as of the 2010 census and a land area of 68,667 square miles , Oklahoma is the 28th most populous and 20th-largest state...

. It is part of the Fort Smith, Arkansas

Fort Smith, Arkansas

Fort Smith is the second-largest city in Arkansas and one of the two county seats of Sebastian County. With a population of 86,209 in 2010, it is the principal city of the Fort Smith, Arkansas-Oklahoma Metropolitan Statistical Area, a region of 298,592 residents which encompasses the Arkansas...

-Oklahoma Metropolitan Statistical Area

Fort Smith metropolitan area

The Fort Smith Metropolitan Statistical Area, as defined by the United States Census Bureau, is a five-county area including three Arkansas counties and two Oklahoma counties, and anchored by the city of Fort Smith, Arkansas...

. As of 2000, the population was 38,972. Its county seat

County seat

A county seat is an administrative center, or seat of government, for a county or civil parish. The term is primarily used in the United States....

 is Sallisaw

Sallisaw, Oklahoma

Sallisaw is a city in Sequoyah County, Oklahoma, United States. It is part of the Fort Smith, Arkansas-Oklahoma Metropolitan Statistical Area. The population was 8,880 at the 2010 census. It is the county seat of Sequoyah County. It has three highways running through it: U.S. 59, or Kerr Boulevard,...

.
Sequoyah County was created in 1907 when Oklahoma became a state. It was named after Sequoyah

Sequoyah

Sequoyah , named in English George Gist or George Guess, was a Cherokee silversmith. In 1821 he completed his independent creation of a Cherokee syllabary, making reading and writing in Cherokee possible...

, who created the Cherokee syllabary

Cherokee syllabary

The Cherokee syllabary is a syllabary invented by Sequoyah to write the Cherokee language in the late 1810s and early 1820s. His creation of the syllabary is particularly noteworthy in that he could not previously read any script. He first experimented with logograms, but his system later developed...

.
According to the U.S. 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...

, the county has a total area of 1,852 km² (715 mi²). 1,745 km² (674 mi²) of it is land and 106 km² (41 mi²) of it (5.74%) is water.

• Cherokee County
  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:...
  
   & Adair County
  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:...
  
    (north)
• Crawford County, Arkansas  (east)
• Sebastian County, Arkansas  (southeast)
• Le Flore County
  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...
  
    (south)
• Haskell County
  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....
  
    (southwest)
• Muskogee County
  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:...
  
    (west)

• Fort Smith National Historic Site
  Fort Smith National Historic Site
  Fort Smith National Historic Site is a United States National Historic Site located primarily in Fort Smith, Arkansas along the Arkansas River, and also along the opposite bank of the river near Moffett, Oklahoma....
  
   (part)
• Sequoyah National Wildlife Refuge
  Sequoyah National Wildlife Refuge
  Sequoyah National Wildlife Refuge was established in 1970 to provide habitat for waterfowl and other migratory birds and to provide food and cover for resident wildlife. The refuge was named in honor of Sequoyah, a Cherokee who developed an alphabet for the Cherokee language.-References:**...
  
   (part)

Brushy Lake State Park

Brushy Lake State Park

Brushy State Park is a Oklahoma state park located in Sequoyah County, Oklahoma. It is located near the city of Sallisaw, Oklahoma. Located in the scenic wooded Cookson Hills of eastern Oklahoma, this park offers visitors a quiet, secluded recreation destination with camping, picnic areas,...

 and Tenkiller State Park

Tenkiller State Park

Tenkiller State Park is a Oklahoma state park located in northwestern Sequoyah County, Oklahoma. It is located near the city of Vian, Oklahoma. The sparkling blue waters of Lake Tenkiller offer water enthusiasts an abundance of recreational opportunities including water skiing, fishing, boating,...

s are within Sequoyah county.
Interstate 40

Interstate 40

Interstate 40 is the third-longest major east–west Interstate Highway in the United States, after I-90 and I-80. Its western end is at Interstate 15 in Barstow, California; its eastern end is at a concurrency of U.S. Route 117 and North Carolina Highway 132 in Wilmington, North Carolina...

 runs east and west through Sequoyah county.