Demographics & People — Duncanville, Texas
Population Overview
| Population (Census) | 39,879 |
| Estimated 2026 | ~39,200 |
| Median Age | 36.2 |
| Total Households | 13,385 |
| Family Households | 9,805 |
| Average Household Size | 2.96 |
| Diversity Index | N/A (N/A) |
Race & Ethnicity
| White | 13,782 |
| Black or African American | 12,219 |
| Asian | 520 |
| Hispanic or Latino | 17,192 |
Heritage & Ancestry
| Group | Count |
| Other groups | 26,461 |
| Hispanic: Hispanic or Latino | 16,947 |
| Hispanic: Mexican | 13,869 |
| Unclassified or not reported | 6,516 |
| English | 2,565 |
| German | 1,598 |
| American | 1,596 |
| Irish | 1,289 |
| Hispanic: Other Hispanic or Latino | 1,238 |
| Hispanic: Central American | 1,133 |
Language
| English Only | 24,555 |
| Spanish | 12,544 |
| Population 5+ | 37,847 |
Veterans
| Veterans | 1,995 |
| Population 18+ | 29,751 |
Commuting
| Mean Commute Time | 25.5 minutes |
| Work from Home | 12.3% |
| 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 Duncanville, Texas.