Demographics & People — Clay Center, Kansas
Population Overview
| Population (Census) | 4,148 |
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| Estimated 2026 | ~4,100 |
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| Median Age | 42.3 |
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| Total Households | 1,900 |
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| Family Households | 1,241 |
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| Average Household Size | 2.11 |
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| Diversity Index | 0.1352 (relatively homogeneous) |
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Race & Ethnicity
| White | 3,931 |
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| Black or African American | 173 |
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| Asian | 19 |
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| Hispanic or Latino | 110 |
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Heritage & Ancestry
| Group | Count |
|---|
| Unclassified or not reported | 1,391 |
| German | 932 |
| English | 667 |
| Other groups | 425 |
| American | 407 |
| Irish | 391 |
| Swedish | 265 |
| French (except Basque) | 96 |
| Hispanic: Hispanic or Latino | 92 |
| Hispanic: Mexican | 86 |
Language
| English Only | 3,853 |
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| Spanish | 6 |
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| Population 5+ | 3,878 |
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Veterans
| Veterans | 411 |
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| Population 18+ | 3,100 |
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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 Clay Center, Kansas.
