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
1820–2024U.S. Census (decennial), 1820–2020 + estimates.
Population pyramid
Missouri'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
1,120,909 (18.0%)
15 to 64
3,939,611 (63.2%)
65 and older
1,169,583 (18.8%)
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 Missouri's age structure, sex distribution and life expectancy.
| Median age | 39.2 years | |
| Female | 50.6% | |
| Male | 49.4% | |
| Under 18 | 21.9% | |
| 65 and older | 18.0% | |
| Life expectancy | 75.4 years |
Population, households and density
How many people and households live in Missouri, how concentrated they are and how the population is changing.
| Total population | 6.20 M | 18th in the U.S. |
| Density | 34 /km² | 29th in the U.S. |
| Households | 2.52 M | |
| Urban population | 70.4% | |
| Largest metro | St. Louis (≈ 2.80 M) | |
| Growth | +0.2%/yr | 2020–2024 |
Race, ethnicity and origin
Missouri is predominantly White, with a Black population historically concentrated in St. Louis and Kansas City and a Hispanic community that has more than doubled since 2000, especially in the south-west of the state.
| White (non-Hispanic) | 78.5% | |
| Hispanic or Latino | 5.0% | ≈ 310,000 |
| Black or African American | 11.3% | |
| Asian | 2.3% | |
| Two or more races | 3.0% | |
| Native American | 0.5% | |
| Pacific Islander | 0.2% | |
| Mexican origin | ≈ 3.4% | Largest Hispanic subgroup |
| German ancestry | ≈ 22% | Largest ancestry group |
| Bosnian community | ≈ 60,000 | Largest in the U.S. (St. Louis) |