Demographics & People — Eureka, Texas
Population Overview
| Population (Census) | 280 |
| Estimated 2026 | ~400 |
| Median Age | 53.7 |
| Total Households | 127 |
| Family Households | 102 |
| Average Household Size | 2.2 |
| Diversity Index | N/A (N/A) |
Race & Ethnicity
| White | 219 |
| Black or African American | 11 |
| Asian | 1 |
| Hispanic or Latino | 41 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 101 |
| Other groups | 65 |
| Irish | 36 |
| American | 26 |
| Hispanic: Hispanic or Latino | 25 |
| English | 21 |
| Hispanic: Mexican | 20 |
| German | 15 |
| Dutch | 6 |
| French (except Basque) | 5 |
Language
| English Only | 243 |
| Spanish | 32 |
| Population 5+ | 277 |
Veterans
| Veterans | 19 |
| Population 18+ | 210 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Eureka, Texas.