Demographics & People — Alton, Iowa
Population Overview
| Population (Census) | 1,350 |
|---|
| Estimated 2026 | ~1,700 |
|---|
| Median Age | 38.1 |
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| Total Households | 564 |
|---|
| Family Households | 393 |
|---|
| Average Household Size | 2.39 |
|---|
| Diversity Index | 0.2178 (somewhat diverse) |
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Race & Ethnicity
| White | 1,244 |
|---|
| Black or African American | 36 |
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| Asian | 12 |
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| Hispanic or Latino | 122 |
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Heritage & Ancestry
| Group | Count |
|---|
| German | 516 |
| Dutch | 338 |
| Unclassified or not reported | 191 |
| Other groups | 178 |
| Hispanic: Hispanic or Latino | 125 |
| English | 82 |
| Hispanic: Mexican | 77 |
| Irish | 57 |
| Norwegian | 52 |
| French Canadian | 48 |
Language
| English Only | 1,193 |
|---|
| Spanish | 67 |
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| Population 5+ | 1,292 |
|---|
Veterans
| Veterans | 39 |
|---|
| Population 18+ | 1,015 |
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Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Alton, Iowa.
