Iowa

Boone

26,715
2020 population
1850
first census record
18
census records

About Boone

Boone, Iowa, first appears in the United States federal census in 1850, when it recorded a population of 735. At the most recent census, in 2020, its population stood at 26,715.

Its recorded population peaked at 29,892 in 1920, and has since declined by roughly 11 percent.

On the ground today, 17 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
202026,715
201026,306
200026,224
199025,186
198026,184
197026,470
196028,037
195028,139
194029,782
193029,271
192029,892
191027,626
190028,200
189023,772
188020,838
187014,584
18604,232
1850735
Source

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

Historic places in Boone

National Register of Historic Places listings in Boone, Iowa.

Stoll Building Works
Boone
Herman, John H., House
Boone
Boone Bridge 2
Boone
Boone Viaduct
Boone
Des Moines Township #7
Boone
Boone County Courthouse
Boone
Cassel, Carl and Ulrika Dalander, House
Madrid
Ericson Public Library
Boone
Riekenberg, J. H., House
Boone
First National Bank
Boone
Perrigo-Holmes House
Boone
Barkley, Alonzo J. and Flora, House
Boone
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Other counties in Iowa

Explore census history and historic records for more Iowa counties.

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Everything a full report reveals about Boone County, Iowa

This page charts the census history of Boone 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 Boone

When does Boone first appear in the US census?
Boone, Iowa first appears in the federal census in 1850, with a recorded population of 735.
What is the population of Boone?
At the most recent federal census (2020), Boone had a recorded population of 26,715.
When did Boone's population peak?
Boone's recorded population peaked at 29,892 in 1920.
How many historic places are in Boone?
17 sites are listed on the National Register of Historic Places in Boone, Iowa.
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