Demographics & People — Grafton, Iowa
Population Overview
| Population (Census) | 233 |
|---|
| Estimated 2026 | ~400 |
|---|
| Median Age | 50.1 |
|---|
| Total Households | 131 |
|---|
| Family Households | 61 |
|---|
| Average Household Size | 1.78 |
|---|
| Diversity Index | 0.0827 (relatively homogeneous) |
|---|
Race & Ethnicity
| White | 223 |
|---|
| Black or African American | 2 |
|---|
| Asian | 0 |
|---|
| Hispanic or Latino | 8 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| German | 126 |
| Norwegian | 54 |
| Unclassified or not reported | 29 |
| Irish | 19 |
| Italian | 11 |
| English | 9 |
| Other groups | 8 |
| Scandinavian | 7 |
| European | 5 |
| American | 4 |
Language
| English Only | 216 |
|---|
| Spanish | 0 |
|---|
| Population 5+ | 220 |
|---|
Veterans
| Veterans | 15 |
|---|
| Population 18+ | 185 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Grafton, Iowa.
