Demographics & People — Serena, Illinois
Population Overview
| Population (Census) | 195 |
|---|
| Estimated 2026 | ~200 |
|---|
| Median Age | 16.5 |
|---|
| Total Households | 14 |
|---|
| Family Households | 14 |
|---|
| Average Household Size | 13.93 |
|---|
| Diversity Index | 0.5 (moderately diverse) |
|---|
Race & Ethnicity
| White | 119 |
|---|
| Black or African American | 0 |
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| Asian | 0 |
|---|
| Hispanic or Latino | 119 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| Other groups | 118 |
| Hispanic: Mexican | 113 |
| Hispanic: Hispanic or Latino | 113 |
| Unclassified or not reported | 88 |
Language
| English Only | 185 |
|---|
| Spanish | 0 |
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| Population 5+ | 185 |
|---|
Veterans
| Veterans | 0 |
|---|
| Population 18+ | 71 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013 (county fallback). Data for Serena, Illinois.
