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Welcome to Monona County ...

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

The community of Onawa is the Seat for Monona County.

Monona County was founded January 15, 1851 and was created by taking area from Harrison County.

From the Census Estimates for 2019, <1> Monona had a population of 8,615 people. This is a decrease of 6.84% since the last Census (which gave a population of 9,248 people in 2010).

At the time of the 2010 Census, Monona represented 0.3% of the total population of Iowa.

Below are some of the communities located in Monona County:

  • Blencoe
    (10 miles [16.1 km] to the southwest)
    • Blencoe is located in Monona County (IA)
    • Jump to our Gazetteer entry for Blencoe
    • Population from the 2020 Census: 196 people
  • Castana
    (2 miles [3.2 km] to the northeast)
  • Mapleton
    (11 miles [17.7 km] to the northeast)
  • Moorhead
    (10 miles [16.1 km] to the southeast)
  • Onawa
    (7 miles [11.3 km] to the west)
    • Onawa is located in Monona County (IA)
    • Jump to our Gazetteer entry for Onawa
    • Population from the 2020 Census: 2,766 people
    • Jump to TripAdvisor's Tourism page for Onawa <2>
  • Rodney
    (10 miles [16.1 km] to the north)
    • Rodney is located in Monona County (IA)
    • Jump to our Gazetteer entry for Rodney
    • Population from the 2020 Census: 57 people
  • Soldier
    (9 miles [14.5 km] to the southeast)
  • Turin
    (2 miles [3.2 km] to the south)
    • Turin is located in Monona County (IA)
    • Jump to our Gazetteer entry for Turin
    • Population from the 2020 Census: 63 people
    • Jump to TripAdvisor's Tourism page for Turin <2>
  • Ute
    (12 miles [19.3 km] to the east)
    • Ute is located in Monona County (IA)
    • Jump to our Gazetteer entry for Ute
    • Population from the 2020 Census: 337 people
    • Jump to TripAdvisor's Tourism page for Ute <2>
  • Whiting
    (11 miles [17.7 km] to the northwest)

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.