Below are a list of the cities located in Jefferson County, IL. There are 12 total unique zip codes in Jefferson County, Illinois. The time zone for Jefferson County is the Central Daylight Time zone and they follow daylight savings time. The Federal Information Processing System (FIPS) Code for echo $county.' County, '.$state_abbrev ?> is 17081.
The population in Jefferson County, IL is currently 36,877. That is a decrease of -5.26% vs the population of 38,827 in 2010.
|
|