Demographics & People — Keswick, Iowa
Population Overview
| Population (Census) | 262 |
| Estimated 2026 | ~200 |
| Median Age | 46.2 |
| Total Households | 96 |
| Family Households | 60 |
| Average Household Size | 2.73 |
| Diversity Index | 0.0661 (relatively homogeneous) |
Race & Ethnicity
| White | 254 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 9 |
Heritage & Ancestry
| Group | Count |
| German | 122 |
| Unclassified or not reported | 55 |
| English | 48 |
| Other groups | 47 |
| Irish | 25 |
| Dutch | 17 |
| Czech | 15 |
| Scotch-Irish | 15 |
| Norwegian | 10 |
| Hispanic: Hispanic or Latino | 9 |
Language
| English Only | 232 |
| Spanish | 8 |
| Population 5+ | 242 |
Veterans
| Veterans | 28 |
| Population 18+ | 196 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Keswick, Iowa.