Demographics & People — Round Lake Park, Illinois
Population Overview
| Population (Census) | 7,833 |
| Estimated 2026 | ~8,100 |
| Median Age | 50.0 |
| Total Households | 3,075 |
| Family Households | 1,875 |
| Average Household Size | 2.55 |
| Diversity Index | 0.5184 (moderately diverse) |
Race & Ethnicity
| White | 4,420 |
| Black or African American | 144 |
| Asian | 62 |
| Hispanic or Latino | 3,509 |
Heritage & Ancestry
| Group | Count |
| Hispanic: Hispanic or Latino | 3,700 |
| Other groups | 3,030 |
| Hispanic: Mexican | 2,959 |
| Unclassified or not reported | 1,532 |
| German | 1,519 |
| Irish | 661 |
| English | 464 |
| Polish | 411 |
| Hispanic: Puerto Rican | 408 |
| Italian | 379 |
Language
| English Only | 4,502 |
| Spanish | 2,650 |
| Population 5+ | 7,463 |
Veterans
| Veterans | 651 |
| Population 18+ | 6,396 |
Commuting
| Mean Commute Time | 33.0 minutes |
| Work from Home | 10.9% |
| Commuter Profile | N/A |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Round Lake Park, Illinois.