Demographics & People — Tiffin, Iowa
Population Overview
| Population (Census) | 5,271 |
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| Estimated 2026 | ~7,000 |
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| Median Age | 33.0 |
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| Total Households | 2,110 |
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| Family Households | 1,533 |
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| Average Household Size | 2.5 |
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| Diversity Index | 0.2372 (somewhat diverse) |
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Race & Ethnicity
| White | 4,355 |
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| Black or African American | 246 |
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| Asian | 147 |
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| Hispanic or Latino | 258 |
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Heritage & Ancestry
| Group | Count |
|---|
| German | 1,170 |
| Unclassified or not reported | 1,076 |
| Irish | 1,000 |
| Other groups | 940 |
| English | 461 |
| Hispanic: Mexican | 341 |
| Hispanic: Hispanic or Latino | 341 |
| European | 325 |
| Subsaharan African | 216 |
| Italian | 214 |
Language
| English Only | 4,577 |
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| Spanish | 50 |
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| Population 5+ | 4,819 |
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Veterans
| Veterans | 174 |
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| Population 18+ | 3,412 |
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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 Tiffin, Iowa.
