Ohio

Madison

43,824
2020 population
1810
first census record
22
census records

About Madison

Madison, Ohio, first appears in the United States federal census in 1810, when it recorded a population of 1,603. At the most recent census, in 2020, its population stood at 43,824.

The county's recorded population has risen across the decades to its highest level in 2020.

On the ground today, one documented military engagement has been recorded within the county, among them Clark's Chillicothe Expedition (1782), and 11 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
202043,824
201043,435
200040,213
199037,068
198033,004
197028,318
196026,454
195022,300
194021,811
193020,253
192019,662
191019,902
190020,590
189020,057
188020,129
187015,633
186013,015
185010,015
18409,025
18306,190
18204,799
18101,603
Source

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

Battles & engagements in Madison

Military engagements that took place in Madison, Ohio.

Clark's Chillicothe Expedition (1782)
1782

Historic places in Madison

National Register of Historic Places listings in Madison, Ohio.

Wilson, Valentine, House
Somerford
Cary Village Site
Plain City
Farmers National Bank
Plain City
First United Methodist Church
London
Swetland House
London
Browse all Ohiohistoric sites ›

Other counties in Ohio

Explore census history and historic records for more Ohio counties.

ChampaignClarkClermontClintonColumbianaCoshoctonCrawfordCuyahogaDarkeDefianceDelawareErieFairfieldFayetteFranklinFultonGalliaGeaugaGreeneGuernsey
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Everything a full report reveals about Madison County, Ohio

This page charts the census history of Madison 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 Madison

When does Madison first appear in the US census?
Madison, Ohio first appears in the federal census in 1810, with a recorded population of 1,603.
What is the population of Madison?
At the most recent federal census (2020), Madison had a recorded population of 43,824.
Were any battles fought in Madison?
1 documented military engagement took place in Madison, including Clark's Chillicothe Expedition (1782).
How many historic places are in Madison?
11 sites are listed on the National Register of Historic Places in Madison, Ohio.
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