Demographics & People — Irwin, South Carolina
Population Overview
| Population (Census) | 1,801 |
|---|
| Estimated 2026 | ~2,200 |
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| Median Age | 32.0 |
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| Total Households | 671 |
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| Family Households | 467 |
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| Average Household Size | 2.68 |
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| Diversity Index | 0.4825 (moderately diverse) |
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Race & Ethnicity
| White | 1,009 |
|---|
| Black or African American | 640 |
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| Asian | 0 |
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| Hispanic or Latino | 12 |
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Heritage & Ancestry
| Group | Count |
|---|
| Other groups | 774 |
| Unclassified or not reported | 600 |
| English | 234 |
| German | 199 |
| American | 178 |
| Irish | 105 |
| French (except Basque) | 58 |
| Polish | 31 |
| Scottish | 25 |
| Hispanic: Mexican | 20 |
Language
| English Only | 1,668 |
|---|
| Spanish | 12 |
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| Population 5+ | 1,680 |
|---|
Veterans
| Veterans | 93 |
|---|
| Population 18+ | 1,499 |
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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 Irwin, South Carolina.
