Indiana

Jefferson

33,147
2020 population
1820
first census record
21
census records

About Jefferson

Jefferson, Indiana, first appears in the United States federal census in 1820, when it recorded a population of 8,038. At the most recent census, in 2020, its population stood at 33,147.

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 Morgan's Raid — Paris Indiana Skirmish, and 14 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
202033,147
201032,428
200031,705
199029,797
198030,419
197027,006
196024,061
195021,613
194019,912
193019,182
192020,709
191020,483
190022,913
189024,507
188025,977
187029,741
186025,036
185023,916
184016,614
183011,465
18208,038
Source

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

Battles & engagements in Jefferson

Military engagements that took place in Jefferson, Indiana.

Morgan's Raid — Paris Indiana Skirmish
1863

Historic places in Jefferson

National Register of Historic Places listings in Jefferson, Indiana.

Madison Historic District
Madison
Lanier Mansion
Madison
Shrewsbury, Charles L., House
Madison
Jefferson County Jail
Madison
St. Stephen's African Methodist Episcopal Church
Hanover
Hoyt, Lyman and Asenath, House
Lancaster
Allen, Lemuel, Farm
Madison
Hendricks, Thomas A., Library
Hanover
Eleutherian College
Lancaster
Browse all Indianahistoric sites ›

Other counties in Indiana

Explore census history and historic records for more Indiana counties.

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Everything a full report reveals about Jefferson County, Indiana

This page charts the census history of Jefferson County, Indiana. 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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Indianahistory ›NRHP historic sites ›Notable people from Indiana›

Frequently asked about Jefferson

When does Jefferson first appear in the US census?
Jefferson, Indiana first appears in the federal census in 1820, with a recorded population of 8,038.
What is the population of Jefferson?
At the most recent federal census (2020), Jefferson had a recorded population of 33,147.
Were any battles fought in Jefferson?
1 documented military engagement took place in Jefferson, including Morgan's Raid — Paris Indiana Skirmish.
How many historic places are in Jefferson?
14 sites are listed on the National Register of Historic Places in Jefferson, Indiana.
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