Demographics & People — Millstadt, Illinois
Population Overview
| Population (Census) | 4,013 |
|---|
| Estimated 2026 | ~4,000 |
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| Median Age | 47.1 |
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| Total Households | 1,664 |
|---|
| Family Households | 1,186 |
|---|
| Average Household Size | 2.41 |
|---|
| Diversity Index | 0.0266 (relatively homogeneous) |
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Race & Ethnicity
| White | 3,807 |
|---|
| Black or African American | 0 |
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| Asian | 0 |
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| Hispanic or Latino | 52 |
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Heritage & Ancestry
| Group | Count |
|---|
| German | 1,670 |
| Unclassified or not reported | 1,030 |
| Irish | 553 |
| Italian | 410 |
| Other groups | 304 |
| English | 287 |
| American | 209 |
| French (except Basque) | 136 |
| Slovak | 72 |
| Scottish | 64 |
Language
| English Only | 3,803 |
|---|
| Spanish | 32 |
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| Population 5+ | 3,848 |
|---|
Veterans
| Veterans | 218 |
|---|
| Population 18+ | 3,225 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Millstadt, Illinois.
