Demographics & People — Allison, Iowa
Population Overview
| Population (Census) | 1,028 |
|---|
| Estimated 2026 | ~700 |
|---|
| Median Age | 42.3 |
|---|
| Total Households | 460 |
|---|
| Family Households | 253 |
|---|
| Average Household Size | 2.14 |
|---|
| Diversity Index | 0.0156 (relatively homogeneous) |
|---|
Race & Ethnicity
| White | 1,012 |
|---|
| Black or African American | 2 |
|---|
| Asian | 6 |
|---|
| Hispanic or Latino | 0 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| German | 462 |
| Unclassified or not reported | 254 |
| Other groups | 90 |
| American | 80 |
| Irish | 61 |
| Norwegian | 37 |
| Dutch | 31 |
| English | 30 |
| Welsh | 24 |
| Swedish | 14 |
Language
| English Only | 976 |
|---|
| Spanish | 0 |
|---|
| Population 5+ | 995 |
|---|
Veterans
| Veterans | 69 |
|---|
| Population 18+ | 803 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Allison, Iowa.
