Demographics & People — Groton, South Dakota
Population Overview
| Population (Census) | 1,794 |
|---|
| Estimated 2026 | ~1,500 |
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| Median Age | 33.9 |
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| Total Households | 684 |
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| Family Households | 450 |
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| Average Household Size | 2.56 |
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| Diversity Index | N/A (N/A) |
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Race & Ethnicity
| White | 1,634 |
|---|
| Black or African American | 0 |
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| Asian | 43 |
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| Hispanic or Latino | 104 |
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Heritage & Ancestry
| Group | Count |
|---|
| German | 763 |
| Unclassified or not reported | 469 |
| Norwegian | 377 |
| Irish | 153 |
| English | 150 |
| Other groups | 63 |
| Swedish | 62 |
| Hispanic: Hispanic or Latino | 41 |
| American | 39 |
| Hispanic: Mexican | 34 |
Language
| English Only | 1,564 |
|---|
| Spanish | 70 |
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| Population 5+ | 1,650 |
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Veterans
| Veterans | 81 |
|---|
| Population 18+ | 1,203 |
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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 Groton, South Dakota.
