Texas and Oklahoma – US states comparison | Texas vs Oklahoma

The following is a comparison between Texas and Oklahoma, two neighboring states in southern United States. Let’s read.

Texas and Oklahoma – US states comparison

Texas and Oklahoma on the US map

Which state has a larger area, Texas or Oklahoma?

Texas has a much larger area than Oklahoma. It is more than 3.8 times larger than Oklahoma.

  • Area of Texas – around 268,600 square miles (695,660 sq km)
  • Area of Oklahoma – around 69,900 square miles (181,040 sq km)

Which state is more populous, Texas or Oklahoma?

Texas is the second most populous state in the US. Oklahoma is way down on the list.

  • Population of Texas – around 30 million (2022 estimate)
  • Population of Oklahoma – around 4 million (2022 estimate)


Areaaround 268,600 square miles (695,660 sq km)around 69,900 square miles (181,040 sq km)
Area rank in the US2nd20th
Population around 30 million (2022 estimate)around 4 million (2022 estimate)
Population rank in the US2nd28th
Capital CityAustinOklahoma City
Largest CityHoustonOklahoma City
NicknameThe Lone Star StateThe Sooner State
Became a state of the US29 December 184516 November, 1907
Houston, Texas
Houston, Texas
A view of Oklahoma City
Oklahoma City


RegionSouthern United StatesSouthern United States
BordersOklahoma in the north; Arkansan in the northeast; Louisiana in the east; New Mexico in the west; and Mexico in the southColorado and Kansas in the north; Missouri and Arkansas in the east; Texas in the south; and New Mexico and Texas in the west
Highest natural pointGuadalupe Peak (8,751 ft/2,667 m)Black Mesa (4,973 ft/1,516 m)
International borderYes, around 1,250 mile international border with Mexico No
CoastlineYes, with the Gulf of MexicoNo
Forest cover37% – 38%around 27%


Places to visitSan Antonio, Big Bend National Park, Austin, Houston, Dallas, South Padre Island, Galveston, etc.Oklahoma City, Tulsa, Norman, Broken Bow, Edmond, Wichita Mountains, etc.
Number of National Parks20
Number of UNESCO World Heritage Sites1 (San Antonio Missions)0

(Also read: California vs New York State – US states comparison)


What is the largest city in Texas?


What is the largest city in Oklahoma?

Oklahoma City

What is the second largest city in Texas?

San Antonio

What is the second largest city in Oklahoma?


Which river flows along the Texas-Oklahoma border?

Red River

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