Oklahoma
- FIPS code
- 40
- Abbreviation
- OK
- Jurisdiction type
- state
Population
- Population (2025)
- 4,123,288
- Annual change
- 25,530 (+0.6%)
Source: U.S. Census Bureau — Population Estimates Program — National/State Population Totals, Vintage 2025
Population History
Population changed from 3,965,243 in 2020 to 4,123,288 in 2025.
| Year | Population | Change | Percent change | Source vintage |
|---|---|---|---|---|
| 2020 | 3,965,243 | — | — | Vintage 2025 |
| 2021 | 3,992,760 | +27,517 | +0.7% | Vintage 2025 |
| 2022 | 4,025,327 | +32,567 | +0.8% | Vintage 2025 |
| 2023 | 4,062,716 | +37,389 | +0.9% | Vintage 2025 |
| 2024 | 4,097,758 | +35,042 | +0.9% | Vintage 2025 |
| 2025 | 4,123,288 | +25,530 | +0.6% | Vintage 2025 |
Historical values may come from different release vintages: a later release can revise an earlier year's estimate, so consecutive rows are not guaranteed to share the same source vintage.