Iowa

Audubon

5,674
2020 population
1860
first census record
17
census records

About Audubon

Audubon, Iowa, first appears in the United States federal census in 1860, when it recorded a population of 454. At the most recent census, in 2020, its population stood at 5,674.

Its recorded population peaked at 13,626 in 1900, and has since declined by roughly 58 percent.

On the ground today, 15 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
20205,674
20106,119
20006,830
19907,334
19808,559
19709,595
196010,919
195011,579
194011,790
193012,264
192012,520
191012,671
190013,626
189012,412
18807,448
18701,212
1860454
Source

Population data from the United States decennial census, U.S. Census Bureau (public domain).

Historic places in Audubon

National Register of Historic Places listings in Audubon, Iowa.

Koch, Hans M., House
Kimballton
Audobon County Court House
Audubon
Audubon County Home Historic District
Audubon
Ross Grain Elevator
Audubon
Immanuel Danish Evangelical Lutheran Church
Kimballton
Audubon County Courthouse
Exira
Kimballton Commercial District
Kimballton
Bush, John D., House
Exira
Larsen, Jens T., House
Kimballton
Poplar Rural District
Jacksonville
Bennedsen, Boldt, and Hansen Building
Kimballton
Bethany Danish Evangelical Lutheran Church
Kimballton
Jorgensen, Hans J., Barn
Kimballton
Hansen, Andrew P., Farmstead
Brayton
Kimballton West 2nd-West 3rd Street Residential District
Kimballton

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Explore census history and historic records for more Iowa counties.

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Everything a full report reveals about Audubon County, Iowa

This page charts the census history of Audubon County, Iowa. A full Aubrey report for an address here pulls together everything the historical record holds about the ground, from the earliest settlement to the twentieth century:

Overview
An interactive map of the location with historic sites, battles and Native heritage plotted, and its full story era by era.
The Land
The historic sites and place names around the location, and how this land was settled and used.
Geology
The bedrock beneath the site, its age and rock type, reaching back millions of years.
LiDAR Terrain
Laser-scanned terrain that reveals earthworks and old features hidden in the landscape.
Conflict & War
The battles, raids and skirmishes fought near here, across every era of American conflict.
The Civil War
The Civil War on this ground, 1861 to 1865: who held it, and the battles, camps and regiments nearby.
The Soldiers
The men who marched from here in the Civil War, named and traced where the record allows.
Native Heritage
The Native nations who held this land, mapped across time from before European contact to today.
Settlement
Who claimed and held this ground, from Indigenous homelands through the colonial powers to the United States.
The Community
How the town grew, who came, and what kind of place it became, traced through the census record.
Rivers & Rail
The rivers, canals and railroads that connected this place between 1830 and 1911.
Notable People
The people born, buried or genuinely tied to this exact place, with their stories.
Historical Maps
Historic maps of the location layered over how it looks today.
Finds & Access
Museum objects tied to the area, and the laws on searching, collecting and access here.
Literature
The old books, county histories and archives that mention this place, quoted with their sources.
Spotlight
A deep dive into the most remarkable, lesser-known history of the place, traced back to the record.
Points of Interest
The most significant historic sites and landmarks near the location, and why they matter.
Timeline
The whole story of the location told era by era, from first peoples to the present day.
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Frequently asked about Audubon

When does Audubon first appear in the US census?
Audubon, Iowa first appears in the federal census in 1860, with a recorded population of 454.
What is the population of Audubon?
At the most recent federal census (2020), Audubon had a recorded population of 5,674.
When did Audubon's population peak?
Audubon's recorded population peaked at 13,626 in 1900.
How many historic places are in Audubon?
15 sites are listed on the National Register of Historic Places in Audubon, Iowa.
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