Wyoming

Sheridan

30,921
2020 population
1890
first census record
14
census records

About Sheridan

Sheridan, Wyoming, first appears in the United States federal census in 1890, when it recorded a population of 1,972. At the most recent census, in 2020, its population stood at 30,921.

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

On the ground today, 40 documented military engagements have been recorded within the county, among them Battle of Tongue River 1865, Powder River Expedition Skirmishes 1865 (Sawyer Expedition), Sawyers Expedition — Tongue River Skirmish (August–September 1865), and 30 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
202030,921
201029,116
200026,560
199023,562
198025,048
197017,852
196018,989
195020,185
194019,255
193016,875
192018,182
191016,324
19005,122
18901,972
Source

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

Battles & engagements in Sheridan

Military engagements that took place in Sheridan, Wyoming.

Battle of Tongue River 1865
1865
Powder River Expedition Skirmishes 1865 (Sawyer Expedition)
1865
Sawyers Expedition — Tongue River Skirmish (August–September 1865)
1865
Connor's Powder River Expedition — Battle at Tongue River 1865
1865
Battle of Tongue River 1865 (Connor's Expedition)
1865
Battle of Tongue River (Powder River Expedition)
1865
Battle of Tongue River (1865)
1865
Powder River Expedition (Connor's Fight)
1865
Connor Battle at Tongue River
1865
Battle of Tongue River — Powder River Expedition
1865
Connor's Tongue River Fight 1865
1865
Connor's Battle of the Tongue River — Arapaho Village (August 29, 1865)
1865
Powder River Expedition (Connor 1865)
1865
Bozeman Trail Ambush – Lodge Trail Ridge
1866
Fetterman Fight (Fort Kearny 1866)
1866
Fetterman Fight (Fetterman Massacre)
1866
Fort Phil Kearny Supply Operations — Continuous Harassment
1866
Fetterman Fight — Fetterman Massacre
1866
Fetterman Fight Supply Train Decoy — December 21 1866
1866
Battle of Bozeman Pass
1866
Wood Train Skirmish near Fort Phil Kearny (May 1867)
1867
Wagon Box Fight — Red Cloud's Assault
1867
Wagon Box Fight (Fort Phil Kearny)
1867
Wagon Box Fight — Mounted Charge (August 2, 1867)
1867
Wagon Box Fight — Artillery Relief (August 2, 1867)
1867
Wagon Box Fight — Wagon Box Corral Defense
1867
Attack on Kearny Wagon Train
1867
Wood Train Skirmish near Fort Phil Kearny (June 1867)
1867
Wood Train Ambush near Fort Phil Kearny (January 1867)
1867
Hayfield Fight — Opening Assault
1867
Wood Train Ambush near Fort Phil Kearny (March 1867)
1867
Battle at Fort C.F. Smith
1867
Battle of Fort Phil Kearny (Hayfield Fight)
1867
Hayfield Fight — Corral Defense
1867
Wagon Box Fight — Initial Assault (August 2, 1867)
1867
Wagon Box Fight — Fort Phil Kearny Relief Sortie
1867
Battle at Piney Island
1867
Red Cloud's War — Abandonment of Fort Phil Kearny 1868
1868
Skirmish at Goose Creek 1876 — Crook's Layover
1876
Battle of the Rosebud — Crook's Retreat to Goose Creek
1876

Historic places in Sheridan

National Register of Historic Places listings in Sheridan, Wyoming.

Sheridan Inn
Sheridan
Trail End
Sheridan
Holy Name Catholic School
Sheridan
Wissler, Susan, House
Dayton
Odd Fellows Hall
Big Horn
Fort MacKenzie
Sheridan
Big Red Ranch Complex
Ucross
EBF Bridge over Powder River
Leiter
Sheridan County Fairgrounds Historic District
Sheridan
Quarter Circle A Ranch
Big Horn
Sheridan Flouring Mills, Inc.
Sheridan
Mount View
Sheridan
Dayton Community Hall
Dayton
Sheridan County Courthouse
Sheridan
Clearmont Jail
Clearmont
ECR Kooi Bridge
Monarch
CKW Bridge over Powder River
Arvada
ECS Bridge over Big Goose Creek
Sheridan
EAU Arvada Bridge
Arvada
St. Peter's Episcopal Church
Sheridan
Dayton Mercantile
Dayton
Browse all Wyominghistoric sites ›

Other counties in Wyoming

Explore census history and historic records for more Wyoming counties.

PlatteSubletteSweetwaterTetonUintaWashakieWestonYellowstone Nat.Pk.AlbanyBig HornCampbellCarbonConverseCrookFremontGoshenHot SpringsJohnsonLaramieLincoln
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Everything a full report reveals about Sheridan County, Wyoming

This page charts the census history of Sheridan County, Wyoming. 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, Wyoming first appears in the federal census in 1890, with a recorded population of 1,972.
What is the population of Sheridan?
At the most recent federal census (2020), Sheridan had a recorded population of 30,921.
Were any battles fought in Sheridan?
40 documented military engagements took place in Sheridan, including Battle of Tongue River 1865, Powder River Expedition Skirmishes 1865 (Sawyer Expedition), Sawyers Expedition — Tongue River Skirmish (August–September 1865).
How many historic places are in Sheridan?
30 sites are listed on the National Register of Historic Places in Sheridan, Wyoming.
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