DeKalb
County in Illinois
County
The population development of DeKalb.
| Name | Status | Population Census 1990-04-01 | Population Census 2000-04-01 | Population Census 2010-04-01 | Population Census 2020-04-01 | Population Estimate 2024-07-01 | |
|---|---|---|---|---|---|---|---|
| DeKalb | County | 77,932 | 88,969 | 105,160 | 100,514 | 101,335 | → |
| Illinois | State | 11,430,602 | 12,419,293 | 12,830,632 | 12,821,814 | 12,710,158 |
Contents: Incorporated Places
The population development of the incorporated places in DeKalb.
icon links to further information about a selected place including its population structure (gender, age groups, age distribution, urbanization, »race«, ethnicity).| Name | Status | County | Population Census 1990-04-01 | Population Census 2000-04-01 | Population Census 2010-04-01 | Population Census 2020-04-01 | Population Estimate 2024-07-01 | |
|---|---|---|---|---|---|---|---|---|
| Cortland | Town | DeKalb | 1,035 | 2,090 | 4,271 | 4,401 | 4,592 | → |
| DeKalb | City | DeKalb | 35,887 | 39,017 | 44,124 | 40,304 | 40,491 | → |
| Genoa | City | DeKalb | 3,312 | 4,176 | 5,178 | 5,305 | 5,514 | → |
| Hinckley | Village | DeKalb | 1,721 | 1,991 | 2,071 | 2,000 | 1,976 | → |
| Kingston | Village | DeKalb | 601 | 970 | 1,164 | 1,107 | 1,095 | → |
| Kirkland | Village | DeKalb | 1,011 | 1,166 | 1,747 | 1,649 | 1,621 | → |
| Lee | Village | Lee / DeKalb | 272 | 295 | 345 | 313 | 308 | → |
| Malta | Village | DeKalb | 871 | 956 | 1,178 | 1,145 | 1,137 | → |
| Maple Park | Village | DeKalb / Kane | 642 | 778 | 1,308 | 1,431 | 1,482 | → |
| Sandwich | City | DeKalb / Kendall | 5,622 | 6,526 | 7,419 | 7,223 | 7,299 | → |
| Shabbona | Village | DeKalb | 806 | 970 | 927 | 867 | 852 | → |
| Somonauk | Village | DeKalb / LaSalle | 1,392 | 1,783 | 1,893 | 1,786 | 1,761 | → |
| Sycamore | City | DeKalb | 10,048 | 12,075 | 17,520 | 18,685 | 18,968 | → |
| Waterman | Village | DeKalb | 1,036 | 1,242 | 1,517 | 1,432 | 1,543 | → |
Source: U.S. Census Bureau.
Explanation: Latest available rebased population figures are used. In case of significant changes, they were recalculated by using census block data.