Demographics & People — Clarksville, Missouri
Population Overview
| Population (Census) | 446 |
| Estimated 2026 | ~300 |
| Median Age | 37.7 |
| Total Households | 180 |
| Family Households | 119 |
| Average Household Size | 2.48 |
| Diversity Index | 0.0413 (relatively homogeneous) |
Race & Ethnicity
| White | 420 |
| Black or African American | 6 |
| Asian | 0 |
| Hispanic or Latino | 3 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 176 |
| German | 116 |
| English | 78 |
| Irish | 51 |
| American | 36 |
| Other groups | 29 |
| Swedish | 26 |
| Danish | 24 |
| French (except Basque) | 12 |
| Italian | 8 |
Language
| English Only | 435 |
| Spanish | 0 |
| Population 5+ | 435 |
Veterans
| Veterans | 32 |
| Population 18+ | 351 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Clarksville, Missouri.