01
Location
Neighboring states: Arkansas, Colorado, Kansas, Missouri, New Mexico, Texas.
Local timeOklahoma City ·
U.S. States / South · Card 036
Oklahoma
Oklahoma is a U.S. state in the South. Its capital is Oklahoma City.
Find Oklahoma
● State capital · Gold highlights Oklahoma.
Map: Natural Earth. Neighboring states use postal abbreviations.
Map: Natural Earth. Neighboring states use postal abbreviations.
At a glance
- Capital
- Oklahoma City
- Postal abbreviation
- OK
- Population
- 4,123,288July 1, 2025 · Census estimate
- Total area
- 181,037 km²69,899 square miles · land and water
- Statehood
- November 16, 1907State number 46
- Currency
- U.S. dollar (USD)
Sources: Census · population · Census · area
Oklahoma in context
Gold shows Oklahoma. The dot marks Oklahoma City.
Alaska and Hawaii are shown in separate insets at different scales.Geography & flag
02
Landscape & places
Chickasaw National Recreation Area includes mineral springs, streams, lakes and wooded landscapes.
03
Land and water
The total area includes 177,660 km² of land and 3,377 km² of water, according to Census area measurements.
State flag
An Osage shield with feathers, crossed by an olive branch and pipe, on blue above the word Oklahoma.
Sources: Census · geographic reference · Census · area measurements · National Park Service · Chickasaw
History & statehood
Oklahoma's path to statehood involved both Oklahoma Territory and Indian Territory, shaped by the forced removal of Native nations. Oklahoma Territory was organized in 1890. The two territories were combined to form the state in 1907.
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Oklahoma Territory organized
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Statehood · State number 46
Sources: Congressional Research Service · statehood · U.S. Census Bureau · historical geography · National Park Service
Economy
Main activities
In 2025, government and government enterprises was the largest of the broad industry groups compared here by current-dollar output. Other major groups included real estate and rental and leasing, professional and business services, and educational services, health care, and social assistance.
Total economic output was $274.4 billion in current dollars in 2025.
Largest industry groups · 2025
- Government and government enterprises: 15.8%
- Real estate and rental and leasing: 11.1%
- Professional and business services: 9.7%
- Educational services, health care, and social assistance: 8.8%
Share of total current-dollar GDP. These figures measure output, not employment.
Sources: BEA · annual GDP by state, SAGDP2
Population & economic trends
Population, 2020–2025
Millions of people4.122025 · millions of people
July 1 resident population estimates, using the Census Bureau’s Vintage 2025 series.
Sources: U.S. Census Bureau
View data table
| Year | People |
|---|---|
| 2020 | 3,965,243 |
| 2021 | 3,992,760 |
| 2022 | 4,025,327 |
| 2023 | 4,062,716 |
| 2024 | 4,097,758 |
| 2025 | 4,123,288 |
Real GDP, 2010–2025
Billions of chained 2017 dollars213.492025 · billions of chained 2017 dollars
Real GDP measures economic output adjusted for inflation. The chart uses BEA’s chained 2017 dollars.
Sources: U.S. Bureau of Economic Analysis
View data table
| Year | Millions of chained 2017 dollars |
|---|---|
| 2010 | 158,086.4 |
| 2011 | 163,859.3 |
| 2012 | 172,016.0 |
| 2013 | 176,086.8 |
| 2014 | 186,574.4 |
| 2015 | 193,792.6 |
| 2016 | 190,093.5 |
| 2017 | 192,538.6 |
| 2018 | 196,030.5 |
| 2019 | 200,072.2 |
| 2020 | 191,377.0 |
| 2021 | 194,991.2 |
| 2022 | 194,170.9 |
| 2023 | 207,072.7 |
| 2024 | 210,315.9 |
| 2025 | 213,489.8 |
Government
Oklahoma has three branches of state government. The governor leads the executive branch. A Senate and House of Representatives form the legislature, which passes state laws and budgets. State courts interpret and apply the law.
Sources: USAGov · Oklahoma
Knowledge check
Three questions about Oklahoma.
QUESTION 1 OF 3
What is the capital of Oklahoma?
Sources & notes
Prepared 27 September 2026. Population: Census Bureau Vintage 2025, July 1 estimates for 2020–2025. Real GDP: BEA annual state accounts, SAGDP9, millions of chained 2017 dollars; industry shares: SAGDP2, current dollars. Data downloaded 27 September 2026. Area measurements include land and water.
Sources: Census · population estimates · BEA · state GDP · Census · area measurements · Natural Earth · map data
The capital clock shows current local time. Statistical figures are dated estimates and may be revised.