Oklahoma

Osage

45,818
2020 population
1910
first census record
12
census records

About Osage

Osage, Oklahoma, first appears in the United States federal census in 1910, when it recorded a population of 20,101. At the most recent census, in 2020, its population stood at 45,818.

Its recorded population peaked at 47,472 in 2010, and has since declined by roughly 3 percent.

On the ground today, 9 documented military engagements have been recorded within the county, among them Battle of Chustenahlah (December 26, 1861), Battle of Chusto-Talasah, Chusto-Talasah Indian Territory, and 23 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
202045,818
201047,472
200044,437
199041,645
198039,327
197029,750
196032,441
195033,071
194041,502
193047,334
192036,536
191020,101
Source

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

Battles & engagements in Osage

Military engagements that took place in Osage, Oklahoma.

Battle of Chustenahlah (December 26, 1861)
1861
Battle of Chusto-Talasah
1861
Chusto-Talasah Indian Territory
1861
Chustenahlah Indian Territory
1861
Opothleyahola's Retreat Pursuit
1861
Battle of Bird Creek (Round Mountain)
1861
Battle of Chusto-Talasah (December 9, 1861)
1861
Battle of Bird Creek (Caving Banks)
1861
Battle of Round Mountain (Indian Territory)
1861

Historic places in Osage

National Register of Historic Places listings in Osage, Oklahoma.

Barnsdall Main Street Well Site
Barnsdall
Hominy Osage Round House
Hominy
City Hall
Pawhuska
Bank of Hominy
Hominy
Immaculate Conception Church
Pawhuska
Marland Filling Station
Hominy
Woolaroc Ranch Historic District
Barnsdall
Bank of Burbank
Burbank
Bank of Bigheart
Barnsdall
Osage Bank of Fairfax
Fairfax
Drummond, Fred and Adeline, House
Hominy
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 Osage County, Oklahoma

This page charts the census history of Osage 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 Osage

When does Osage first appear in the US census?
Osage, Oklahoma first appears in the federal census in 1910, with a recorded population of 20,101.
What is the population of Osage?
At the most recent federal census (2020), Osage had a recorded population of 45,818.
When did Osage's population peak?
Osage's recorded population peaked at 47,472 in 2010.
Were any battles fought in Osage?
9 documented military engagements took place in Osage, including Battle of Chustenahlah (December 26, 1861), Battle of Chusto-Talasah, Chusto-Talasah Indian Territory.
How many historic places are in Osage?
23 sites are listed on the National Register of Historic Places in Osage, Oklahoma.
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