Oklahoma

Adair

19,495
2020 population
1910
first census record
12
census records

About Adair

Adair, Oklahoma, first appears in the United States federal census in 1910, when it recorded a population of 10,535. At the most recent census, in 2020, its population stood at 19,495.

Its recorded population peaked at 22,683 in 2010, and has since declined by roughly 14 percent.

On the ground today, 4 documented military engagements have been recorded within the county, among them Battle of Cane Hill Arkansas, Battle of Old Fort Wayne (Beaty's Prairie), Timber Hill, and 8 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
202019,495
201022,683
200021,038
199018,421
198018,575
197015,141
196013,112
195014,918
194015,755
193014,756
192013,703
191010,535
Source

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

Battles & engagements in Adair

Military engagements that took place in Adair, Oklahoma.

Battle of Cane Hill Arkansas
1862
Battle of Old Fort Wayne (Beaty's Prairie)
1862
Timber Hill
1862
Ned Christie — Rabbit Trap Mountain Siege IT
1892

Historic places in Adair

National Register of Historic Places listings in Adair, Oklahoma.

Buffington Hotel
Westville
Adair County Courthouse
Stilwell
Browse all Oklahomahistoric sites ›

Other counties in Oklahoma

Explore census history and historic records for more Oklahoma counties.

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Everything a full report reveals about Adair County, Oklahoma

This page charts the census history of Adair County, Oklahoma. 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 Adair

When does Adair first appear in the US census?
Adair, Oklahoma first appears in the federal census in 1910, with a recorded population of 10,535.
What is the population of Adair?
At the most recent federal census (2020), Adair had a recorded population of 19,495.
When did Adair's population peak?
Adair's recorded population peaked at 22,683 in 2010.
Were any battles fought in Adair?
4 documented military engagements took place in Adair, including Battle of Cane Hill Arkansas, Battle of Old Fort Wayne (Beaty's Prairie), Timber Hill.
How many historic places are in Adair?
8 sites are listed on the National Register of Historic Places in Adair, Oklahoma.
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