Kentucky

Ohio

23,772
2020 population
1800
first census record
23
census records

About Ohio

Ohio, Kentucky, first appears in the United States federal census in 1800, when it recorded a population of 1,223. At the most recent census, in 2020, its population stood at 23,772.

Its recorded population peaked at 27,642 in 1910, and has since declined by roughly 14 percent.

On the ground today, one documented military engagement has been recorded within the county, among them Beaver Dam Skirmish (1863), and 19 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
202023,772
201023,842
200022,916
199021,105
198021,765
197018,790
196017,725
195020,840
194024,421
193024,469
192026,473
191027,642
190027,287
189022,946
188019,669
187015,561
186012,209
18509,749
18406,592
18304,715
18203,879
18103,792
18001,223
Source

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

Battles & engagements in Ohio

Military engagements that took place in Ohio, Kentucky.

Beaver Dam Skirmish (1863)
1863

Historic places in Ohio

National Register of Historic Places listings in Ohio, Kentucky.

Ceralvo Masonic Hall and School
Centertown
Pendleton House
Hartford
Indian Knoll
Paradise
Hill, Samuel E., House
Hartford
Rosine General Store and Barn
Rosine
Downtown Hartford Historic District
Hartford
Monroe, Bill, Farm
Rosine
Browse all Kentuckyhistoric sites ›

Other counties in Kentucky

Explore census history and historic records for more Kentucky counties.

HarlanHarrisonHartHendersonHenryHickmanHopkinsJacksonJeffersonJessamineJohnsonKentonKnottKnoxLarueLaurelLawrenceLeeLeslieLetcher
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Everything a full report reveals about Ohio County, Kentucky

This page charts the census history of Ohio County, Kentucky. 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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Explore Kentucky records

Kentuckyhistory ›NRHP historic sites ›Notable people from Kentucky›

Frequently asked about Ohio

When does Ohio first appear in the US census?
Ohio, Kentucky first appears in the federal census in 1800, with a recorded population of 1,223.
What is the population of Ohio?
At the most recent federal census (2020), Ohio had a recorded population of 23,772.
When did Ohio's population peak?
Ohio's recorded population peaked at 27,642 in 1910.
Were any battles fought in Ohio?
1 documented military engagement took place in Ohio, including Beaver Dam Skirmish (1863).
How many historic places are in Ohio?
19 sites are listed on the National Register of Historic Places in Ohio, Kentucky.
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