the resident population of the United States more»
| City: | Rockbridge |
| State: | Illinois |
| Area Code: | 618 |
| Latitude: | 39.285160 |
| Longitude: | -90.259556 |
| Time Zone: | Eastern GMT -6 |
| City Alias(es): | Lake Centralia |
| Population: | 229 |
| 2000 Population: | 366 |
| White Population: | 359 |
| Hispanic Population: | 1 |
| Hawaiian Population: | 3 |
| Male Population: | 190 |
| Female Population: | 176 |
| Median Age: | 42.60 |
| Male Median Age: | 39.00 |
| Female Median Age: | 46.20 |
| Households: | 165 |
| Average Household Size: | 2.46 |
| Average House Value: | $47,500 |
| Average Household Income: | $30,833 |
| Number of Businesses: | 6 |
| Number of Employees: | 38 |
| Annual Payroll: | $857,000 |
| Land Area: | 26.927 sq mi |
| Water Area: | 0.023 sq mi |
Wrights, IL ( 6.5 miles)
Greenfield, IL ( 7.0 miles)
Kane, IL ( 7.7 miles)
Medora, IL ( 8.4 miles)
Chesterfield, IL ( 9.0 miles)
Carrollton, IL ( 9.5 miles)
Hettick, IL ( 10.9 miles)
Fidelity, IL ( 12.2 miles)
White Hall, IL ( 12.8 miles)