Lee County Illinois Zip Codes

Cities in

Below are a list of the cities located in Lee County, IL. There are 14 total unique zip codes in Lee County, Illinois. The time zone for Lee County is the Central Daylight Time zone and they follow daylight savings time. The Federal Information Processing System (FIPS) Code for is 17103.

The population in Lee County, IL is currently 34,049. That is a decrease of -5.56% vs the population of 36,031 in 2010.


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