DeKalb County, Illinois Zip Codes

Zip Code	City	Population
60115	Dekalb	42,456
60178	Sycamore	21,996
60548	Sandwich	12,040
60135	Genoa	7,021
60112	Cortland	4,783
60552	Somonauk	4,538
60520	Hinckley	2,927
60145	Kingston	2,539
60556	Waterman	2,216
60146	Kirkland	2,193
60150	Malta	2,007
60550	Shabbona	1,177
60111	Clare	153

Population is the most recent figure from the U.S. Census Bureau's 2022 American Community Survey (ACS) 5-Year Estimates.