Demographics & People — Fort Atkinson, Iowa
Population Overview
| Population (Census) | 340 |
| Estimated 2026 | ~400 |
| Median Age | 40.3 |
| Total Households | 161 |
| Family Households | 97 |
| Average Household Size | 2.11 |
| Diversity Index | 0.0235 (relatively homogeneous) |
Race & Ethnicity
| White | 332 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 4 |
Heritage & Ancestry
| Group | Count |
| German | 198 |
| Czech | 79 |
| Norwegian | 56 |
| Unclassified or not reported | 40 |
| American | 15 |
| Irish | 15 |
| Polish | 9 |
| Russian | 6 |
| English | 5 |
| Czechoslovakian | 4 |
Language
| English Only | 309 |
| Spanish | 0 |
| Population 5+ | 311 |
Veterans
| Veterans | 24 |
| Population 18+ | 269 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Fort Atkinson, Iowa.