Ohio

Adams

27,477
2020 population
1800
first census record
23
census records

About Adams

Adams, Ohio, first appears in the United States federal census in 1800, when it recorded a population of 3,432. At the most recent census, in 2020, its population stood at 27,477.

Its recorded population peaked at 28,550 in 2010, and has since declined by roughly 4 percent.

On the ground today, 16 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
202027,477
201028,550
200027,330
199025,371
198024,328
197018,957
196019,982
195020,499
194021,705
193020,381
192022,403
191024,755
190026,328
189026,093
188024,005
187020,750
186020,309
185018,883
184013,183
183012,281
182010,406
18109,434
18003,432
Source

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

Historic places in Adams

National Register of Historic Places listings in Adams, Ohio.

Serpent Mound
Locust Grove
Buckeye Station
Manchester
Kirker, Gov. Thomas, Homestead
West Union
Harshaville Covered Bridge
Harshaville
Adams County Paleo-Indian District
Sandy Springs
West Union Presbyterian Church
West Union
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Everything a full report reveals about Adams County, Ohio

This page charts the census history of Adams 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 Adams

When does Adams first appear in the US census?
Adams, Ohio first appears in the federal census in 1800, with a recorded population of 3,432.
What is the population of Adams?
At the most recent federal census (2020), Adams had a recorded population of 27,477.
When did Adams's population peak?
Adams's recorded population peaked at 28,550 in 2010.
How many historic places are in Adams?
16 sites are listed on the National Register of Historic Places in Adams, Ohio.
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