Official Zip Code NameCaledonia
Zip Code StateIllinois
Primary County: Boone
Area Code815
Current Population:37081
Racial Majority:White 62.49%
Median Household Income$55618
Average Adjusted Gross Income$89060
Time Zone:6
Elevation Range917 ft.
Area38.531 Sqm.
Coordinates(Y,X)42.396292, -88.928388