Source: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer. Rankings among the 50 states.
Historical data
Pick an indicator to see its long-run evolution.
Population
1900–2024U.S. Census (decennial), 1900–2020 + estimates.
Population pyramid
Oklahoma's civilian population by sex and five-year age group. Choose a year to see how the age structure has changed.
Tap an age group in the pyramid to see its detail.
Under 15
790,267 (19.4%)
15 to 64
2,594,338 (63.6%)
65 and older
691,883 (17.0%)
Source: U.S. Census Bureau, SC-EST2020 and SC-EST2024 age and sex estimates (civilian population, July 1).
Age, sex and longevity
The main indicators describing Oklahoma's age structure, sex distribution and life expectancy.
| Median age | 36.8 years | |
| Female | 50.3% | |
| Male | 49.7% | |
| Under 18 | 23.7% | |
| 65 and older | 16.5% | |
| Life expectancy | 75.4 years |
Population, households and density
How many people and households live in Oklahoma, how concentrated they are and how the population is changing.
| Total population | 4.05 M | 28th in the U.S. |
| Density | 22 /km² | |
| Households | 1.58 M | |
| Urban population | 66.2% | |
| Largest metro | Oklahoma City (≈ 1.47 M) | |
| Growth | +0.6%/yr | 2020–2024 |
Race, ethnicity and origin
Oklahoma has the second-highest Native American population share in the country, reflecting its history as Indian Territory, alongside a growing Hispanic community and a historic Black population tied to Tulsa's Greenwood district.
| White (non-Hispanic) | 62.7% | |
| Native American | 9.2% | 2nd highest share in the U.S. |
| Hispanic or Latino | 11.9% | |
| Black or African American | 7.6% | |
| Two or more races | 6.8% | Among the highest in the U.S. |
| Asian | 2.3% | |
| Federally recognized tribes | 39 | Cherokee, Choctaw, Muscogee, Chickasaw & more |