Demographics & People — Fillmore, Illinois
Population Overview
| Population (Census) | 257 |
|---|
| Estimated 2026 | ~200 |
|---|
| Median Age | 55.3 |
|---|
| Total Households | 133 |
|---|
| Family Households | 65 |
|---|
| Average Household Size | 1.93 |
|---|
| Diversity Index | 0.056 (relatively homogeneous) |
|---|
Race & Ethnicity
| White | 236 |
|---|
| Black or African American | 0 |
|---|
| Asian | 7 |
|---|
| Hispanic or Latino | 0 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| Unclassified or not reported | 73 |
| German | 62 |
| Irish | 52 |
| American | 51 |
| Other groups | 27 |
| English | 19 |
| European | 15 |
| Swedish | 12 |
| Norwegian | 6 |
| Scotch-Irish | 6 |
Language
| English Only | 250 |
|---|
| Spanish | 0 |
|---|
| Population 5+ | 253 |
|---|
Veterans
| Veterans | 24 |
|---|
| Population 18+ | 246 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Fillmore, Illinois.
