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Welcome to DeKalb County ...

Time Zone: DeKalb County lies in the Central Time Zone (CST/CDT) and observes daylight saving time.

The community of Sycamore is the Seat for DeKalb County.

DeKalb County was founded in 1837 and was created by taking area from Kane County.

From the Census Estimates for 2019, <1> DeKalb had a population of 105,131 people.

At the time of the 2010 Census, DeKalb represented 0.82% of the total population of Illinois.

Below are some of the communities located in DeKalb County:

  • Cortland
    (3 miles [4.8 km] to the northeast)
    • Note: The GPS coordinates that we are using for Cortland have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Cortland
    • Cortland is located in DeKalb County (IL)
    • Population from the 2020 Census: 4,393 people
    • Jump to TripAdvisor's Tourism page for Cortland <3>
  • De Kalb
    (2 miles [3.2 km] to the north)
    • Jump to our Gazetteer entry for De Kalb
    • De Kalb is located in DeKalb County (IL)
    • Population from the 2020 Census: 42,621 people
    • Jump to TripAdvisor's Tourism page for De Kalb <3>
  • Genoa
    (13 miles [20.9 km] to the north)
    • Note: The GPS coordinates that we are using for Genoa have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Genoa
    • Genoa is located in DeKalb County (IL)
    • Population from the 2020 Census: 5,251 people
    • Jump to TripAdvisor's Tourism page for Genoa <3>
  • Hinckley
    (10 miles [16.1 km] to the southeast)
  • Kingston
    (14 miles [22.5 km] to the north)
    • Note: The GPS coordinates that we are using for Kingston have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Kingston
    • Kingston is located in DeKalb County (IL)
    • Population from the 2020 Census: 1,160 people
    • Jump to TripAdvisor's Tourism page for Kingston <3>
  • Kirkland
    (14 miles [22.5 km] to the northwest)
    • Note: The GPS coordinates that we are using for Kirkland have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Kirkland
    • Kirkland is located in DeKalb County (IL)
    • Population from the 2020 Census: 1,717 people
    • Jump to TripAdvisor's Tourism page for Kirkland <3>
  • Malta
    (6 miles [9.7 km] to the west)
    • Note: The GPS coordinates that we are using for Malta have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Malta
    • Malta is located in DeKalb County (IL)
    • Population from the 2020 Census: 1,161 people
    • Jump to TripAdvisor's Tourism page for Malta <3>
  • Sandwich
    (18 miles [29 km] to the south)
  • Continue List   (4 more) ...
    • Shabbona
      (11 miles [17.7 km] to the southwest)
    • Somonauk
      (18 miles [29 km] to the south)
    • Sycamore
      (7 miles [11.3 km] to the northeast)
      • Note: The GPS coordinates that we are using for Sycamore have been provided by the GNIS.<2> The coordinates still need to be verified.
      • Jump to our Gazetteer entry for Sycamore
      • Sycamore is located in DeKalb County (IL)
      • Population from the 2020 Census: 18,317 people
    • Waterman
      (9 miles [14.5 km] to the south)
      • Note: The GPS coordinates that we are using for Waterman have been provided by the GNIS.<2> The coordinates still need to be verified.
      • Jump to our Gazetteer entry for Waterman
      • Waterman is located in DeKalb County (IL)
      • Population from the 2020 Census: 1,497 people
      • Jump to TripAdvisor's Tourism page for Waterman <3>

Websites of Interest ...

Footnotes ...

<1>On a yearly basis, the US Census Bureau creates an estimate of the county's population. Keep in mind that this is an estimate and not an actual count. The last physical count was the 2010 Census and the next count will be for the 2020 Census.
<2>The location has been supplied by the Geographic Names Information System - which is maintained by the U.S. Geological Survey (USGS). While these values should be definitive, we found that accuracy can vary and you should double-check the location if accuracy is required.
<3>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.





 

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This page was last modified/updated: 26 Feb 2024