Indiana

Johnson

161,765
2020 population
1830
first census record
20
census records

About Johnson

Johnson, Indiana, first appears in the United States federal census in 1830, when it recorded a population of 4,019. At the most recent census, in 2020, its population stood at 161,765.

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

On the ground today, 22 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
2020161,765
2010139,654
2000115,209
199088,109
198077,240
197061,138
196043,704
195026,183
194022,493
193021,706
192020,739
191020,394
190020,223
189019,561
188019,537
187018,366
186014,854
185012,101
18409,352
18304,019
Source

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

Historic places in Johnson

National Register of Historic Places listings in Johnson, Indiana.

Edinburgh Commercial Historic District
Edinburgh
Greenlawn Cemetery
Franklin
Franklin College Library (Shirk Hall)
Franklin
Masonic Temple
Franklin
Franklin College-Old Main
Franklin
South Walnut Street Historic District
Edinburgh
Toner Historic District
Edinburgh
Franklin Senior High School
Franklin
Johnson County Courthouse Square
Franklin
Van Nuys Farm
Hopewell
Franklin Commercial Historic District
Franklin
Greenwood Commercial Historic District
Greenwood
Browse all Indianahistoric sites ›

Other counties in Indiana

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Everything a full report reveals about Johnson County, Indiana

This page charts the census history of Johnson 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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Frequently asked about Johnson

When does Johnson first appear in the US census?
Johnson, Indiana first appears in the federal census in 1830, with a recorded population of 4,019.
What is the population of Johnson?
At the most recent federal census (2020), Johnson had a recorded population of 161,765.
How many historic places are in Johnson?
22 sites are listed on the National Register of Historic Places in Johnson, Indiana.
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