Below are a list of the cities located in Dekalb County, IN. There are 7 total unique zip codes in Dekalb County, Indiana. The time zone for Dekalb County is the Time zone and they follow daylight savings time. The Federal Information Processing System (FIPS) Code for echo $county.' County, '.$state_abbrev ?> is 18033.
The population in Dekalb County, IN is currently 43,333. That is an increase of 2.38% vs the population of 42,223 in 2010.