Demographics & People — Karnak, Illinois
Population Overview
| Population (Census) | 507 |
|---|
| Estimated 2026 | ~400 |
|---|
| Median Age | 47.3 |
|---|
| Total Households | 165 |
|---|
| Family Households | 99 |
|---|
| Average Household Size | 2.81 |
|---|
| Diversity Index | 0.1613 (relatively homogeneous) |
|---|
Race & Ethnicity
| White | 403 |
|---|
| Black or African American | 38 |
|---|
| Asian | 0 |
|---|
| Hispanic or Latino | 1 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| Unclassified or not reported | 230 |
| Other groups | 84 |
| Irish | 48 |
| German | 42 |
| Italian | 30 |
| English | 24 |
| Dutch | 12 |
| American | 8 |
| Austrian | 6 |
| Scotch-Irish | 5 |
Language
| English Only | 488 |
|---|
| Spanish | 0 |
|---|
| Population 5+ | 491 |
|---|
Veterans
| Veterans | 19 |
|---|
| Population 18+ | 361 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Karnak, Illinois.
