Demographics & People — Golconda, Illinois
Population Overview
| Population (Census) | 755 |
| Estimated 2026 | ~600 |
| Median Age | 58.7 |
| Total Households | 253 |
| Family Households | 110 |
| Average Household Size | 2.64 |
| Diversity Index | 0.2549 (somewhat diverse) |
Race & Ethnicity
| White | 609 |
| Black or African American | 100 |
| Asian | 0 |
| Hispanic or Latino | 6 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 351 |
| Other groups | 208 |
| German | 127 |
| Irish | 117 |
| English | 86 |
| American | 18 |
| Italian | 13 |
| Welsh | 7 |
| Swedish | 7 |
| Polish | 6 |
Language
| English Only | 732 |
| Spanish | 2 |
| Population 5+ | 739 |
Veterans
| Veterans | 70 |
| Population 18+ | 703 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Golconda, Illinois.