Ohio

Clinton

42,018
2020 population
1810
first census record
22
census records

About Clinton

Clinton, Ohio, first appears in the United States federal census in 1810, when it recorded a population of 2,674. At the most recent census, in 2020, its population stood at 42,018.

Its recorded population peaked at 42,040 in 2010.

On the ground today, 18 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
202042,018
201042,040
200040,543
199035,415
198034,603
197031,464
196030,004
195025,572
194022,574
193021,547
192023,036
191023,680
190024,202
189024,240
188024,756
187021,914
186021,461
185018,838
184015,719
183011,436
18208,085
18102,674
Source

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

Historic places in Clinton

National Register of Historic Places listings in Clinton, Ohio.

Beam Farm Woodland Archeological District
Sabina
Pansy Methodist Church and School Historic District
Clarksville
Cowan Creek Circular Enclosure
Wilmington
Keiter Mound
Wilmington
Lynchburg Covered Bridge
Lynchburg
Doan House
Wilmington
Martinsville Road Covered Bridge
Martinsville
Hillside Haven Mound
Oakland
Rombach Place
Wilmington
Browse all Ohiohistoric sites ›

Other counties in Ohio

Explore census history and historic records for more Ohio counties.

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Everything a full report reveals about Clinton County, Ohio

This page charts the census history of Clinton County, Ohio. 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 Clinton

When does Clinton first appear in the US census?
Clinton, Ohio first appears in the federal census in 1810, with a recorded population of 2,674.
What is the population of Clinton?
At the most recent federal census (2020), Clinton had a recorded population of 42,018.
When did Clinton's population peak?
Clinton's recorded population peaked at 42,040 in 2010.
How many historic places are in Clinton?
18 sites are listed on the National Register of Historic Places in Clinton, Ohio.
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