Montana

Sheridan

3,539
2020 population
1920
first census record
11
census records

About Sheridan

Sheridan, Montana, first appears in the United States federal census in 1920, when it recorded a population of 13,847. At the most recent census, in 2020, its population stood at 3,539.

Its recorded population peaked at 13,847 in 1920, and has since declined by roughly 74 percent.

On the ground today, 7 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
20203,539
20103,384
20004,105
19904,732
19805,414
19705,779
19606,458
19506,674
19407,814
19309,869
192013,847
Source

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

Historic places in Sheridan

National Register of Historic Places listings in Sheridan, Montana.

Tipi Hills
Medicine Lake
Thornwood School
Reserve
Comertown Historic District
Westby
Outlook Depot
Outlook
Larsen, Aage and Kristine, Homestead
Dagmar
Browse all Montanahistoric sites ›

Other counties in Montana

Explore census history and historic records for more Montana counties.

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Everything a full report reveals about Sheridan County, Montana

This page charts the census history of Sheridan County, Montana. 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 Sheridan

When does Sheridan first appear in the US census?
Sheridan, Montana first appears in the federal census in 1920, with a recorded population of 13,847.
What is the population of Sheridan?
At the most recent federal census (2020), Sheridan had a recorded population of 3,539.
When did Sheridan's population peak?
Sheridan's recorded population peaked at 13,847 in 1920.
How many historic places are in Sheridan?
7 sites are listed on the National Register of Historic Places in Sheridan, Montana.
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