Demographics & People — Tennessee, Illinois
Population Overview
| Population (Census) | 132 |
|---|
| Estimated 2026 | ~200 |
|---|
| Median Age | 38.5 |
|---|
| Total Households | 64 |
|---|
| Family Households | 30 |
|---|
| Average Household Size | 2.06 |
|---|
| Diversity Index | 0.0703 (relatively homogeneous) |
|---|
Race & Ethnicity
| White | 132 |
|---|
| Black or African American | 0 |
|---|
| Asian | 0 |
|---|
| Hispanic or Latino | 5 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| Other groups | 31 |
| German | 28 |
| American | 21 |
| Irish | 19 |
| English | 16 |
| Unclassified or not reported | 15 |
| Arab | 7 |
| Lebanese | 7 |
| Swedish | 6 |
| Scandinavian | 2 |
Language
| English Only | 111 |
|---|
| Spanish | 0 |
|---|
| Population 5+ | 111 |
|---|
Veterans
| Veterans | 8 |
|---|
| Population 18+ | 93 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Tennessee, Illinois.
