Demographics & People — Twin Grove, Illinois
Population Overview
| Population (Census) | 1,554 |
|---|
| Estimated 2026 | ~1,300 |
|---|
| Median Age | 49.4 |
|---|
| Total Households | 595 |
|---|
| Family Households | 510 |
|---|
| Average Household Size | 2.61 |
|---|
| Diversity Index | 0.1023 (relatively homogeneous) |
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Race & Ethnicity
| White | 1,442 |
|---|
| Black or African American | 30 |
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| Asian | 8 |
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| Hispanic or Latino | 43 |
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Heritage & Ancestry
| Group | Count |
|---|
| German | 524 |
| Unclassified or not reported | 319 |
| Irish | 208 |
| English | 112 |
| Polish | 108 |
| Other groups | 107 |
| Italian | 78 |
| American | 74 |
| French (except Basque) | 38 |
| European | 35 |
Language
| English Only | 1,362 |
|---|
| Spanish | 13 |
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| Population 5+ | 1,391 |
|---|
Veterans
| Veterans | 103 |
|---|
| Population 18+ | 1,129 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Twin Grove, Illinois.
