Demographics & People — Maryland Heights, Missouri
Population Overview
| Population (Census) | 27,981 |
| Estimated 2026 | ~27,600 |
| Median Age | 35.6 |
| Total Households | 12,702 |
| Family Households | 6,950 |
| Average Household Size | 2.16 |
| Diversity Index | 0.5684 (moderately diverse) |
Race & Ethnicity
| White | 16,307 |
| Black or African American | 3,968 |
| Asian | 5,370 |
| Hispanic or Latino | 1,242 |
Heritage & Ancestry
| Group | Count |
| Other groups | 10,164 |
| Unclassified or not reported | 5,679 |
| German | 5,370 |
| Irish | 3,348 |
| English | 1,979 |
| American | 1,160 |
| Hispanic: Hispanic or Latino | 976 |
| Italian | 847 |
| French (except Basque) | 847 |
| Hispanic: Mexican | 716 |
Language
| English Only | 19,686 |
| Spanish | 1,060 |
| Population 5+ | 26,457 |
Veterans
| Veterans | 1,289 |
| Population 18+ | 22,566 |
Commuting
| Mean Commute Time | 21.4 minutes |
| Work from Home | 23.2% |
| Commuter Profile | N/A |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Maryland Heights, Missouri.