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Welcome to Sioux County ...

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

The community of Orange City is the Seat for Sioux County.

Sioux County was founded January 15, 1851 and was created by taking area from Plymouth County.

From the Census Estimates for 2019, <1> Sioux had a population of 34,855 people. This is an increase of 3.26% since the last Census (which gave a population of 33,754 people in 2010).

At the time of the 2010 Census, Sioux represented 1.11% of the total population of Iowa.

Below are some of the communities located in Sioux County:

  • Alton
    (10 miles [16.1 km] to the southeast)
    • Alton is located in Sioux County (IA)
    • Jump to our Gazetteer entry for Alton
    • Population from the 2020 Census: 1,249 people
    • Jump to TripAdvisor's Tourism page for Alton <2>
  • Boyden
    (12 miles [19.3 km] to the northeast)
    • Boyden is located in Sioux County (IA)
    • Jump to our Gazetteer entry for Boyden
    • Population from the 2020 Census: 682 people
  • Chatsworth
    (20 miles [32.2 km] to the southwest)
    • Chatsworth is located in Sioux County (IA)
    • Jump to our Gazetteer entry for Chatsworth
    • Population from the 2020 Census: 81 people
  • Granville
    (16 miles [25.7 km] to the east)
    • Granville is located in Sioux County (IA)
    • Jump to our Gazetteer entry for Granville
    • Population from the 2020 Census: 303 people
  • Hawarden
    (16 miles [25.7 km] to the west)
  • Hospers
    (14 miles [22.5 km] to the east)
  • Hull
    (8 miles [12.9 km] to the north)
    • Hull is located in Sioux County (IA)
    • Jump to our Gazetteer entry for Hull
    • Population from the 2020 Census: 2,296 people
    • Jump to TripAdvisor's Tourism page for Hull <2>
  • Ireton
    (9 miles [14.5 km] to the southwest)
    • Ireton is located in Sioux County (IA)
    • Jump to our Gazetteer entry for Ireton
    • Population from the 2020 Census: 595 people
    • Jump to TripAdvisor's Tourism page for Ireton <2>
  • Continue List   (5 more) ...
    • Matlock
      (17 miles [27.4 km] to the northeast)
    • Maurice
      (7 miles [11.3 km] to the south)
      • Maurice is located in Sioux County (IA)
      • Jump to our Gazetteer entry for Maurice
      • Population from the 2020 Census: 270 people
    • Orange City
      (7 miles [11.3 km] to the southeast)
    • Rock Valley
      (10 miles [16.1 km] to the northwest)
    • Sioux Center
      (Less than 2 miles to the northeast)

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.