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Welcome to DeKalb County ...

Time Zone: DeKalb County lies in the Eastern Time Zone (EST/EDT) and observes daylight saving time.

The community of Auburn is the Seat for DeKalb County.

DeKalb County was founded February 7, 1835.

From the Census Estimates for 2019, <1> DeKalb had a population of 43,475 people. This is an increase of 2.69% since the last Census (which gave a population of 42,336 people in 2010).

At the time of the 2010 Census, DeKalb represented 0.65% of the total population of Indiana.

Below are some of the communities located in DeKalb County:

  • Altona
    (7 miles [11.3 km] to the west)
    • Altona is located in DeKalb County (IN)
    • Jump to our Gazetteer entry for Altona
    • Population from the 2020 Census: 199 people
  • Ashley
    (9 miles [14.5 km] to the north)
    • Ashley is located in DeKalb County (IN)
    • Jump to our Gazetteer entry for Ashley
    • Population from the 2020 Census: 988 people
    • Jump to TripAdvisor's Tourism page for Ashley <2>
  • Auburn
    (2 miles [3.2 km] to the southwest)
    • Auburn is located in DeKalb County (IN)
    • Jump to our Gazetteer entry for Auburn
    • Population from the 2020 Census: 13,617 people
    • Jump to TripAdvisor's Tourism page for Auburn <2>
  • Butler
    (8 miles [12.9 km] to the east)
    • Butler is located in DeKalb County (IN)
    • Jump to our Gazetteer entry for Butler
    • Population from the 2020 Census: 2,719 people
    • Jump to TripAdvisor's Tourism page for Butler <2>
  • Corunna
    (7 miles [11.3 km] to the northwest)
    • Corunna is located in DeKalb County (IN)
    • Jump to our Gazetteer entry for Corunna
    • Population from the 2020 Census: 258 people
  • Garrett
    (6 miles [9.7 km] to the southwest)
    • Garrett is located in DeKalb County (IN)
    • Jump to our Gazetteer entry for Garrett
    • Population from the 2020 Census: 6,429 people
    • Jump to TripAdvisor's Tourism page for Garrett <2>
  • Saint Joe
    (7 miles [11.3 km] to the southeast)
  • Waterloo
    (3 miles [4.8 km] to the north)

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>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.